Lucas Chess

An easy way to play and train chess on your PC


Version R 2.12

In-depth beta testing by Eric. Upgrade Stockfish to version 16.1


Downloads

Added
  • Stockfish, including 10 64-bit and 3 32-bit builds, each compatible with specific cpus. An automatic process is launched to select the fastest version compatible with the computer. From the Engines Configurations/Others, you can go through the process again.
Changed
  • Opening lines, shifted the board to the right, to improve the visualization.
  • In the movement table, the up arrow moves the cursor to the previous row and the down arrow to the next row.
  • Swiss tournaments. Changed and simplified the internal procedure for calculating pairings.
Updated
  • Swiss tournaments, added option to set the number of rounds.
  • Map training, added Pending option with less than 10 elements remaining.
  • Language French by Eric.
  • Language Greek by Nick Delta.
  • Language Hungarian by József Oláh.
  • Language Spanish by Lucas Monge.
Engines

Version R 2.11g

In-depth beta testing of the program by Eric. Compiling the LINUX version with Open SUSE Leap( following the advice of Laudecir Daniel and xyz). Komodo Dragon 1 NNUE included. Swiss tournaments. New language, Hungarian by József Oláh.


Downloads

Added
  • Belastegui/Belastegui2, new set of pieces, by Belastegui.
  • New color theme by Belastegui.
  • 4 new color themes by Tamer64.
  • Swiss tournament
  • Utilities - Save - as GIF
  • Language Hungarian by József Oláh.
  • New board theme by default based on Ben Citac themes. Now it is possible (ALT B) to select with By default option, the old one and this new one.
Fixed
  • Playing as a GM, personal GM deletion does not work.
  • Opening lines, importing from other opening line, graphics elements are not copied.
  • Tactics by repetition, reinforcements, when the error occurs does not return to the first position.
  • Analysis engine is not configured correctly according to the parameters determined in the configuration.
  • 2.11a: Some trainings (Expedition to Everest, Learn openings with book, ) don´t work.
  • 2.11b: Learn openings with book don´t work.
  • 2.11c: Editing comments in games, the edit field does not refresh.
  • 2.11d: Variations when converting to main line.
  • 2.11f: Tactics by repetition in 2.11e.
  • 2.11g: Massive analysis, workers do not work, they collapse.
Updated
  • Eboards, by Graham O'Neill. A bug in the LED display on Chessnut boards was fixed. For setting up a new position on boards with piece recognition you can now rotate the board now using the kings. Small changes to LED display and handling of rotated board in Setup position. Improved handling of Qt5 themes in KDE Linux.
  • Learn a game, includes the possibility to play with both sides.
  • Editing a game, possibility to add opening and ECO as PGN labels.
  • Variantions, possibility to change their order, also to convert one into the main line.
  • OS Linux to compile changed to OpenSuse 15.5, and only one Linux version is published.
  • Tourney-elo/The Wicker Park Tourney, it is now possible to play with unlimited time.
  • Opening lines, importing a polyglot book, control of the minimum percentage and minimum weight.
  • Databases, CTRL G to jump to a record number.
  • Option in the configuration to determine the direction of scrolling with the mouse wheel on boards and another one for the pgn table.
  • Playing against any engine, possibility of including a node limit in the engine's thinking, for those engines that allow this UCI option.
  • Massive database analysis, added option to use several processes in parallel.
  • Language Portuguese_BR by Laudecir Daniel.
  • Language German by Johannes Bolzano,Tobias,Olav.
  • Language Spanish by Lucas Monge.
  • Language Finnish by Heikki J..
  • Language French by Eric, Lolo S..
  • Language Greek by Nick Delta.
  • Language Dutch by Willy Lefebvre.
  • Language Polish by Dariusz Popadowski.
  • Language Romanian by Curs de Sah Ploiesti.
  • Language Ukrainian by Maxym Makarchuk.
  • Language Chinese Simplified by Zoushen.
  • 2.11d: Opening lines, tree, new option with right button, to find positions with more than a response.
  • 2.11d: Language Greek by Nick Delta.
  • 2.11e: Analysis of a game, changed options to add variations.
Engines
  • Updated Komodo, Version Dragon 1, Don Dailey, Larry Kaufman, Mark Lefler, Dmitry Pervov, Dietrich Kappe, https://komodochess.com

Version R 2.10a

In-depth beta testing of the program by Eric. Analysis bar. Play human vs human.


Downloads

Added
  • Play human vs human.
  • Analysis Bar, which can be activated by playing against an engine or another human or by visualising a game, either directly or from Config, Show/Hide.
  • Databases with positions, added option Export to a position sheet in open document format.
Fixed
  • 2.10a: Analysis of a game in some situations is not displayed.
  • 2.10a: Play like a GM, option "Show all" is not saved as default to the next time.
  • 2.10a: Director, the coordinate information is wrong, when using the right mouse button.
Updated
  • Komodo 64 bit basic, regression to 13.02. 14.1 64 bit does not work on some 64 bit pcs.
  • Kibitzers, a limit can be added to the depth that the engine analyses.
  • Language Greek by Nick Delta.
  • Language Fininsh by Heikki.
  • Language French by Eric and Lolo.
  • Language Chinese by Zoushen.
  • Chinese openings by Zoushen.
  • Language Spanish by Lucas.
  • Language Nederlands by Willy Lefebvre.
  • 2.10a: Human vs human mode, added autorotate board option
  • 2.10a: Enable analysis bar by default in Options/Configuration/Appearance 2.
  • 2.10a: Save as PGN, added language tab when it is different from English. And the clipboard refers to the active tab.
Engines

Version R 2.09b

Downloads

Fixed
  • Saving to pgn format, when comments are removed, the body text is displaced.
  • Engines, when playing with a time increment per move, does not consider in its analysis the increment for Black.
Updated
  • Eboards, by Graham O'Neill. Some small stability changes and also an updated Square Off driver for the new Pro board firmware.
  • Language Greek by Nick Delta.
  • Language Indonesian by Heri Darmanto.
  • Language Portuguese-BR by Lau
  • Language French by Eric
Engines

Version R 2.08a

New tournament with a wide variety of engines developed by Andreas Wicker.


Downloads

Added
  • Opening lines, option to remove comments/ratings/analysis
  • Opening lines, option to import comments from pgns/other opening lines.
  • Competition, tourney elo, The Wicker Park tourney, with 243 engines by Andreas Wicker (http://99-developer-tools.com/chess/), from 100 to 3000 calculated elo.
Fixed
  • Leagues, changed the way to calculate the matches.
Updated
  • Language Chinese by Zoushen
  • Language French by Eric.
  • Language German by Johannes Bolzano.
  • Language Greek by Nick Delta.
  • Language Finnish by Heikki.
  • Language Russian by Johannes Bolzano.
  • Language Romanian by Curs de Sah Ploiesti.
  • Language Indonesian by Heri Darmanto.

Version R 2.07a

In-depth beta testing of the program by Eric. New version of Komodo. New update of eboards by Graham O'Neill. Forcing Moves, created By Johannes Bolzano.


Downloads

Added
  • Forcing moves, included in the Utilities menu of any game to any position (idea and code by Johannes Bolzano).
  • Databases, when editing a game, under Utilities, new option in Replay game: replay of the current and following games.
  • Polyglot factory, importing pgns or databases, a player can be specified to filter out.
  • Learn - Memorizing their moves, included in the Utilities menu of any finished game.
Changed
  • Endings with Gaviota, komodo used to select one of Gaviota's multiple responses to user movement.
  • Tournaments between engines, menu to launch multiple workers at the same time.
Fixed
  • Configuration option in coordinates by blocks
  • The time is not saved correctly when saving a game.
  • Databases, importing a PGN, Linux crashes when importing games with a lot of moves.
  • Wiki: is now accessible from France.
  • Analysis when the best move is not mate and the move made is mate, it is not considered a blunder.
Updated
  • Eboards, by Graham O'Neill, adds identification of the Chessnut Pro board to the Chessnut driver and there is now a choice about when LEDs should flash. Also there are now Linux drivers for BLE connections (Chessnut, DGT Pegasus and Square Off Pro).
  • Language Chinese by Zoushen
  • Language French by Eric.
  • Language German by Johannes Bolzano.
  • Language Greek by Nick Delta.
  • Language Polish by Darek.
  • Language Italian by Vecna.
  • Language Russian by Reinhard, also updated the translation of some openings.
  • Language Spanish by Lucas
  • Language Romanian by Curs de Sah Ploiesti
Engines
  • Updated Komodo, Version 14.1 64bits+64bmi2, Don Dailey, Larry Kaufman, Mark Lefler, https://komodochess.com/
  • New in Windows CT800, Version 1.42, Rasmus Althoff, https://www.ct800.net/
  • Updated windows, new in Linux FoxCub, Version 1.1, Weak engine based in Pawel's MiniRodent, only a little change to weakened,
  • Updated windows, new in Linux Fox, Version 1.1, Weak engine based in Pawel's MiniRodent, only a little change to weakened,

Version R 2.06b

Maintenance update.


Downloads

Added
  • Playing, pending time is saved and this is displayed next to the time used.
  • 2.06a Databases, option to remove duplicates.
Changed
  • Aesthetic change, labels in the tutor window.
  • 2.06b Competition with tutor, maia engines are included again.
  • Chess Leagues, distribution of matches similar to football leagues, with a second round where it is played against the same opponent by changing the side.
Fixed
  • Competition with tutor, replaying a made level adds score to the next level.
  • 2.06b Engine tournaments, the white side always has a minute less.
  • 2.06b Alt-Enter key to analyse from the pgn table does not work.
  • 2.06b Games database, editing a game, Director, text panel does not work.
  • 2.06b Games database, Config/Database Options does not save the modified options.
  • Utilities/Playing current position, eboards is not working.
  • Polyglot books, bad weights importing PGN. (fixed by Dumuzy)
  • 2.06a Leagues and Tournaments with adjudication engine, when workers are launched.
Updated
  • Playing against a game, add Configuration option to define the number of times the tutor appears can be configured and the previous comments are maintained.
  • Expeditions to Everest, add Configuration option to define the number of times the tutor appears.
  • Eboards, Graham O'Neill has created a new driver (Windows and Linux) for the Tabutronic Sentio board. He has also improved the connection on BLE controllers (Chessnut, DGT Pegasus, Millennium, Square Off Pro).
  • Language German by Johannes Bolzano.
  • Language French by Eric.
  • Language Euskara by Ilurdi.
  • Language Finnish by Heikki J..
  • Spanish
  • 2.06a Language Chinese by Zoushen

Version R 2.05d

In-depth beta testing of the program by Eric, a lot of bugs fixed.
New eboards drivers suplied by Graham O'Neill.


Downloads

Added
  • CburnetDark, set of pieces to use with the Dark style, It is the Cburnet set, in which the white color has been changed to gray.
  • Dark mode, in Options/Configuration.
  • Databases/Config/tags, fill a column with the PGN moves.
  • Play against any engine, engines without MultiPV option, enabled in Advanced/Set strenght, Move selected by player.
  • Leagues, added crosstabs.
  • Replay game as direct tool in windows showing games.
  • Play against any engine, Play as long you make no mistakes, the idea is to play against an engine until it is beaten or tied, always making the right moves. When a bad move is made, the game is repeated, giving the player the option to analyze his mistake, and after clicking on repeat you can play the same game making the same moves, since the engine repeats them in the same positions.
  • Play against any engine, Initial moves, Opening Lines, which are mandatoy only to user.
Fixed
  • Database of games, filter by opening, Ruy Lopez doesnt show games.
  • FEN, Save to a file does not work,
  • FEN, Copy to clipboard does not show message.
  • Installing an external engine via command line, when it is a java engine.
  • Leagues, saved journey and division in the games played.
  • Training tactics by repetition, removing current with reinforcements, new created reinforcement doesnt work properly.
  • Director, to move, create or delete a piece, doesnt work. It works with Ctrl-F10 active and shift-alt mouse in case of create or delete.
  • Your daily test, change the file with personal positions do not work.
  • The font selected in Options/Configuration is not used with the general toolbar and menus.
  • Analysis graph, black pieces when show figurines is active.
  • 2.05d: Endings with Gaviota, new position if draw is rejected.
  • 2.05d: Resistence test, some engines do not use configured seconds, and move instantaneously (Special Maia group not fixed).
  • 2.05d: Linux: Rodent II personalities, problem with upper and lower case letters.
  • 2.05d: Opening lines, Remove worst lines, does its job in reverse.
Updated
  • All colors edition(Options/Colors/General), all colors used by the program are editable, it is not very user friendly. To improve in future.
  • Linux: allow pgn parameters to Linux launcher file, enabling "Open With" (by Lingepumpe in Github)
  • Set of pieces, Book Classic, Book Classic B, Book Diagram, Book Diagram B, Book Strategie, Book Strategie B, some minor updates to various pieces by the author, Ben Citak.
  • Language Portuguese-BR by Lau
  • Language French by Eric
  • Language Chinese by Zoushen
  • Language Euskara by Ilurdi.
  • Language Greek by Nick Delta.
  • Language Polish by Darek.
  • Spanish
  • Eboards drivers by Graham O'Neill (version 6 to Windows, version 3 to Linux). New driver for Saitek OSA boards (Windows and Linux). New driver for Chessnut board (Linux, USB only).
Engines
  • Windows new FoxCub, Version 1.0, Weak engine based in Pawel's MiniRodent, only a little change to weakened,
  • Windows new Fox, Version 1.0, Weak engine based in Pawel's MiniRodent, only a little change to weakened,
  • Updated Stockfish, Version 15.1 32bits+64bits+64bmi2, T. Romstad, M. Costalba, J. Kiiski, G. Linscott, https://stockfishchess.org/

Version R 2.04

Downloads

Added
  • Editing of the parameters used in the analysis to characterize movements such as blunders, mistakes and inaccuracies.
Fixed
  • Some internal bugs.
  • Autosave games, save times when they are.
  • Playing against any engine, secs extra are added also to engine.

Version R 2.03c

Very important in-depth beta testing of the program by Eric, a lot of bugs fixed.


Downloads

Added
  • Book Strategie, other wonderful set of pieces created by Ben Citak.
  • Book Strategie B, for non-ADDEDspaper style board backgrounds by Ben Citak.
  • Book Strategie theme created by Ben Citak to emulate the old style used in the French chess magazine La Strategie in 1938 (also L'Echiquier).
  • Opening Lines, shows comments when training.
  • Databases, numerical sorting: press Ctrl (Alt or Shift) while double clicking on the header.
  • CTRL SHIFT C (ALT SHIFT C) to copy PGN to the clipboard
  • On the position analysis screen, alternative moves can be analyzed by moving pieces directly on the board.
  • Analysis of a game, option to include analysis of the variations.
  • On any board, ALT-X to play the current position, it is a little different from the utilities menu, only the position is used, but it can be used with any board and with any position on the board.
  • Shift Right mouse on pgn table to show the tree of moves.
  • Select files, option to change from a custom to native in the Configuration window.
  • Eboards can be used in Gaviota endgames training.
  • Eboards can be used in Learn a game training.
  • 2.03a: Chess leagues, double click in classification to show games played for the current opponent.
  • 2.03a: Analysis of a game show analysis if this information is in the game.
Changed
  • Added ALT C to copy FEN to clipboard instead of CTRL C in Options/Settings (to fix problem with some screen readers using CTRL C).
  • Director/Graphics elements, left button used to remove all and Del/Backspace to remove the last one, only right button is used to create graphics.
  • 2.03a: Playing against engines, the proposal for resignation and draw by the engine is requested only once.
Fixed
  • Create your own game/Utilities/Enable engine
  • Promotion with check not render correctly in pgn table.
  • Playing against any engine, personalities dont be saved.
  • 2.03a: Chess leagues, the number of matchdays has doubled.
  • 2.03a: Chess leagues, match human vs engine, adjourn have been take into account when select the same match again from league window.
  • 2.03a: Options/Colors/Main board, transparency fields are not working properly.
  • 2.03a: Play against any engine, record time when pause.
  • 2.03a: Databases, Opening explorer, Analysis when analyzer is default engine.
  • 2.03b: Chess leagues, playing human vs engine.
  • 2.03b: Tournaments, creating matches.
  • 2.03c: Some internal bugs.
Updated
  • Eboards drivers by Graham O'Neill (version 3 to LC)
  • Chess leagues, the number of opponents is free, with a minimum equal to twice the number of those configured to move from one division to another at the end of the season.
  • Language Euskara, all openings are translated, by Ilurdi.
  • Language Euskara by Ilurdi.
  • Language French, updated openings translations, by Eric.
  • Language French by Eric and Lolo
  • Language Chinese by Zoushen
  • Language Polish by Darek
  • Language German by Johannes Bolzano.
  • Language Greek by Nick Delta.

Version R 2.02a

Downloads

Added
  • Play against any engine, added personalities of Rodent II.
  • Play against any engine, added the option to change the opponent's movement, from Config.
  • Independent update of the eboards drivers provided by Graham O'Neill.
  • Chess Leagues from Tools/Engines, a game with an organization like a football league, where the opponents can be engines and the player.
  • 2.02a: New Chessnut Air eboard driver by Graham O'Neill. (only for Windows)
Updated
  • Euskara, all openings are translated, by Ilurdi.
  • French, updated openings translations, by Eric.
  • Language French by Eric and Lolo
  • Language Chinese by Zoushen
  • Language Euskara translated, by Ilurdi.
Engines

Version R 2.01c2

Downloads

Fixed
  • Consulting a book, submoves notation is missing using + button of the toolbar.
  • Best move training, changed the lost pawns label.
  • Readjustments to the external position scanner.
  • Databases, editing a game, sizes in the information area.
  • Custom sounds-Linux, selecting a wav file does not work.
  • Shortcuts, editing a label does not work.
Updated
  • External engines must exist in order to add them to the list of engines.
  • The internal translation system now allows translation of openings as well.
  • Scanner, simplified its use in relation to selection of the board to be scanned, if selected with the left button the white pieces are down, with the right button the black pieces are down.
  • Calculation of elo from the analysis.
  • Eboards drivers by Graham O'Neill. New driver to Square Off. Some small improvements to the BLE connection process so the Pegasus and Millennium drivers.
  • 2.1a: Chinese updated, all openings are translated, by Zoushen.
Engines

Version R 2.00b

This version can not be updated from R1.


Downloads

Added
  • Translator mode: in Options/General configuration, this option can be activated, to facilitate the translation in live. Openings are translated in a different way.
  • New option in the Options/Engines configuration, which allows editing the external engines, the tutor and the analyser.
  • Position solving, added advanced mode, to solve by indicating moves in pgn without making moves on the board.
Fixed
  • From version 2.00, tactics by repetition, gaviota endings, ....
Updated
  • Find best move training, export to .odt file (document format), code created in co-operation with Johannes Bolzano (original idea).
  • Playing against any engine, when time is not fixed, can be selected the time used by engine in an scalable way.
  • Playing against any engine, it is possible to humanise the time used by the engine, when fast time responses such as when a low depth limit is set.
  • The number of openings that can be automatically assigned has been extended, based on LiChess openings relation.
  • Opening assigned automatically based now in the position (formerly it was on the basis of movements).
  • New option in Options, Engines configuaration, that includes external engines and tutor and analyzer.
  • Eboards code, trying to organise it internally, and helped with ideas and code by Graham O'Neill.
  • Sound system, removed internal dependency of pyaudio, the qt library is now used.
Engines

Version R 1.30d

The main new features of this version are:
Fixing errors detected by main betatester Eric.
New driver to DGT Pegasus board driver by Graham O'Neill
1.30d, updated board drivers by Graham O'Neill


Downloads

Added
  • New driver to DGT Pegasus board driver by Graham O'Neill
Fixed
  • Keyboard input of movements in pgn mode allows to use the nomenclature of each language.
  • Problem with "Best move trainings" created before 1.29.
  • Databases, Up/down keys do not work.
  • Playing against a game, when the analysis time is extended, the values in the comments are wrong.
  • Tournament between engines, window maximization.
  • Open PGN directly with the program, no editing is allowed.
  • Opening lines, training with engines, when automatic engines are zero and some engines are added manually.
Updated
  • Millenium board driver, it now supports BluetoothLE connections, by Graham O'Neill.
  • Language French by Eric
  • Language German by Johannes Bolzano

Version R 1.29c

The main new features of this version are:
A new in-depth review of the use of the program by Eric.
Stockfish 14.1.


Downloads

Added
  • Move analysis window, the pgn is now clickable.
  • Director, added circles.
  • Analysis, added a summary of the move assessment in the report.
  • Added support to Docker by Philipp Hagemeister.
Changed
  • (1.29c)Coordinates, errors are no longer allowed, training ends when an error occurs.
  • (1.29c)Coordinates by blocks, minimums are different depending on board placement.
Fixed
  • Opening lines, the arrows keys in the table not work properly.
  • Move analysis window, the toolbar is sometimes hidden.
  • Trainig mates, The mouse shortcut does not work from the second move.
  • (1.29b)Create your own game, keypad entries of movements including column b do not work.
  • (1.29c)Everest training, new training does not work.
  • (1.29c)Opening lines, training in sequential mode, Reinit doesn't work.
Updated
  • Eboards drivers, also added code to support to set starting position, by Graham O'Neill.
  • Language Portuguese BR by Lau
  • Language German by Johannes Bolzano
  • Language French by Eric and Lolo
  • Language Greek by Nick Delta
  • Language Russian by Reinhard
  • Language Italian by Michele Tumbarello
Engines

Version R 1.28a

The main new features of this version are:
A new in-depth review of the use of the program by Eric.
A wiki (https://chessionate.com/lucaswiki) to help, Johannes Bolzano idea and support.
-
*Previous version 1.28a in Linux has an error, engines have not execute permission. To fix this error from 1.28/1.28a versions it is needed to go to ~/LucasChessR/bin/OS/linux and run sh ./RunEngines
-


Downloads

Added
  • Opening lines, possibility to add the variations calculated by the engine in the analysis tab by right clicking.
  • Opening lines, consult databases filter with current move.
  • Databases, importing the complete LiChess puzzle database from a csv file (https://database.lichess.org/#puzzles).
  • Databases, create tactics, new option to skip the first move, to support imported liChess database, where the first move is the error that generates the tactic.
  • Pawns lost in the information panel of the games. Idea and code by Johannes Bolzano.
  • Added option priority of tutor configuration.
  • Open position in ChessTempo, pressing ALT-T in any board, idea+code by Johannes Bolzano.
Changed
  • Graphics in live, changed the possibilities in configuration to show icon, show nothing or show graphics if any.
  • Maia chess engines, experimental change, more elo-based search nodes have been added, increasing their strength (I am not sure if this is in the spirit of their creators, but I have tried to make them similar in strength to other engines that have been assigned an elo).
Fixed
  • Opening lines, Export to PGN, comment and analysis included.
  • Setting a user's password.
  • Expedition to Everest, selecting games, using ramdom and shuffle.
  • Board, made a number of adjustments to its creation.
Updated
  • Eboards drivers by Graham O'Neill
  • Regular2 pieces by Tamer64.
  • Language French by Eric and Lolo
  • Language Vietnamese by Toan Luong
  • Language Greek by Nick Delta
  • Language Russian by Reinhard
  • Language German by Johannes Bolzano
  • Language Portuguese BR by Lau

Version R 1.27a

The main new features of this version are:
A new in-depth review of the use of the program by Eric.


Downloads

Added
  • Opening lines, import PGN, comments can be imported .
  • Opening lines, import other opening line, comments imported.
  • Train/Openings/With a book new option, to choose whether a menu with the valid alternatives is displayed when the move is incorrect.
Changed
  • Director, default arrows, design by Rayat Chowdhury.
Fixed
  • Message: One moment please, is not displayed on the main screen.
  • Tools/Engines/Tournaments, when copying one or renaming one and pressing Cancel.
  • Train/Games/Learn a game/playing against doesnt show information of game.
  • Train/Games/Play like a GM, advanced option, initial move.
  • Detected in Linux, eboard does not close when the program is closed.
  • 1.27a saving games in Washing Machine.
Updated
  • Eboards drivers by Graham O'Neill: improved the screens, added Bluetooth to the Certabo Linux driver and added support for Revelation boards to the DGT driver.
  • Language French by Eric
  • Language Polish by Darek

Version R 1.26

The main new features of this version are:
A new in-depth review of the use of the program by Eric.
Version 14 of stockfish.


Downloads

Added
  • Opening lines, importing polyglot books, added option: exclude transpositions.
Changed
  • When analysing with topic detection enabled, this detection is not considered if it is of a single topic and is any one between: capturingDefender, forcedMove, sacrifice, simplification, speculation, threat, weakSquare, unsafeSquare, coercion, crushing (any dissenting views are welcome)
Fixed
  • Users/passwords.
  • Train/Games/Captures and Threads, time is not correct.
  • Databases/Players the up/down keys do not work properly.
  • Train/Tactics/Training positions inconsistencies in Help button.
  • Train/Tactics/Find best move when reinit, field Rep. erroneous.
Updated
  • Language French by Eric
  • Language Polish by Darek
Engines

Version R 1.25a

The main new features of this version are:
An in-depth review of the use of the program by Eric.
Linux driver to DGT eboard by Graham O'Neill.
Automatic assignment of themes using the code created by Thibault to Lichess.
Linux, it is not possible to update to this version from the program.


Downloads

Added
  • New sets of pieces created by Maurizio Monge: Eyes, Celtic and Fantasy Alt.
  • Game analysis, added percentage loss as an additional option in blunder detection.
  • Game analysis, added the automatic assignment of themes using the code created by Thibault to Lichess.
  • Linux driver to DGT eboard by Graham O'Neill also added a DGT alternative in Windows.
Fixed
  • Train/Games/Learn a game/Playing against, very slow reading of the registers.
  • Play against an engine, when no fixed depth or time has been set and no time is played by time, it plays by error at 1 fixed second.
  • LINUX-Error accessing the internet on some distributions.
  • Tools/Openings/Opening lines when adding a promotion and when training and a move is a promotion.
  • Albums do not work.
  • Competitions/Tourney elo/Adjourn the side to play can be wrong when resume.
  • .../Config/Moves tree when the analysis is carried out it does not sort the list of moves.
  • 1.25a: Play against an engine, when opening is mandatory.
Updated
  • Train/Basics/Find all moves, added information about time/move.
  • Language French by Eric and Lolo
Engines

Version R 1.24

The main new features of this version are:
An in-depth review of the use of the program by Eric.
.
LINUX: sorry but it is not possible to update from within the programme itself, this is a bug that is fixed in this version.
One option is to download the patch: http://lucaschess.pythonanywhere.com/static/updater/update_linux0124.zip and unzip it in the program folder, replacing all the files. It is not sure it will work.


Downloads

Added
  • Regular2 is a new set of pieces created by Tamer64, based on Regular.
  • Color theme created by Tamer64, Pure green.
  • Style of windows, added the option in Options/Configuration/general.
  • Import from Version 11, included Transsiberian data.
Changed
  • Train/Basics/Find all moves, to work with a new level is needed that the previous levels are free of errors.
Fixed
  • Playing against any engine, playing as black and with time extra, the label of black player is this time extra.
  • Databases of positions, exporting to PGN when positions have no moves.
  • Databases, PGN import with games without separation line.
  • Playing, non distract mode (ALT N), shows move information.
  • Import databases from version 11, when they contains non ascii characters.
  • Add a variation playing against an engine.
  • Train/Tactics/Find best move, old trainings do not work.
  • Transsiberian, return to the initial level when the level is higher than 1.
  • Playing against any engine, time sent to eboards.
  • Analysis with fixed depth, removed limit of time.
  • Train/Openings/Training with a book, when the books are different, the correct book is not selected.
  • LINUX-The update option from the Information menu is missing.
Updated
  • Train/Basics/Find all moves, added information about time/move.
  • Language French by Eric and Lolo
  • Language German by Tobias
  • Language Polish by Darek
  • Language Dutch by Willy Lefebvre
  • Language Portuguese (BR) by Laudecir Daniel
Engines

Version R 1.23

The main new features of this version are:
1. First release of a Linux version,
2. An in-depth review of the use of the program by Eric, which has made it possible to correct many internal bugs.


Downloads

Added
  • Themes as comments added when exporting to PGN.
Changed
  • Train/Tactics/Training positions, new Help button in case where training includes the solution, replaces the automatic process by attempts.
Fixed
  • Play against any engine, the arrows are showed only when time is active.
  • Databases, arrow up and down, not only changes the register, it also moves it.
  • Train/Games/Captures and Count moves, time is added, current position and depth are corrected and the last movement is reached.
  • Train/Tactics/Turn on the lights/../Tactics by Uwe Auerswald doesn't work.
  • Databases, export positions to PGN.
Updated
  • Language French by Eric and Lolo
  • Language Portuguese (BR) by Laudecir Daniel
  • Language Russian by Johannes Bolzano
  • Language Spanish by Lucas Monge
  • Language German by Johannes Bolzano
  • Language Polish by Darek
Engines

Version R 1.22a

Downloads

Fixed
  • Date in PGN, changed "-" separator with the standard ".".
  • Play against an engine, when switching from deactivating to activating the tutor, the analysis does not work the first time.
  • Play against an engine, erroneous indication of the result on the game labels.
  • Play against an engine, opponent move select by player.
  • Databases, edit game, position of window not saved.
  • Analysis of a game, is not launched due to problems with a parameter.
  • Version 1.22a, Play current position.
Updated
  • Language French by Eric

Version R 1.21

Downloads

Added
  • Databases, Tactical themes statistics, idea and code from Johannes Bolzano.
Changed
  • Kibitzers, default point of view now is after current move.
Fixed
  • Playing against an engine, the "Adjourn" option does not work properly when the engine is running.
  • Some labels showing centipawns when they should show pawns.
  • Train/Tactics/Training positions when training has only one position.
  • Linux engines script by Laudecir Daniel.
Updated
  • Language Turkish by Mustafa Nazmi.
  • Language Polish by Darek.
  • Language Spanish by Lucas.
  • Language French by gamez-sy and Lolo.
  • Language German by Johannes Bolzano.
  • Language Catalan by Google.
  • Language Chinese by Frederich Chen.
  • Language Indonesian by Heri Darmanto.
  • Language Azerbaijani by Shahin.
  • Language Vietnamese by Toan Luong.

Version R 1.20

The main new features of this version are,
1. an option to import databases and opening lines from version 11,
2. the possibility to indicate tactical themes in the moves, idea and code by Johanes Bolzano,
3. an essential step for future Linux support, with the selection and compilation of 64 engines by Laudecir Daniel.
4. an in-depth review of the use of the program by Eric, which has made it possible to correct many internal bugs.


Downloads

Added
  • Kibitzers, added option "Point of view".
  • Move information, added tactics themes, idea and code by Johannes Bolzano.
  • Train/Tactics/Training positions, new option: Attempts before showing the solution.
  • Find best move training, added a Configuration option and more info while playing, coded by Johannes Bolzano.
  • Import from version 11 of databases and opening lines. It must be activate from Options/Configuration/General.
Changed
  • DGT board, giving priority to the driver installed in the equipment over the one included in the programme, coded by Graham O'Neill.
  • Configuration, removed Autosave tab, removed save to PGN and to CSV, __autosave__ database has all this information.
Fixed
  • Moving pieces in predictive mode.
  • Playing against an engine, with time+seconds, seconds are not added when moves are fast.
  • Polyglot books factory, creating a book, wrong order in some cases.
  • Kibitzers, option of line selected is saved on clipboard.
  • Kibitzers, Best move type shows Candidates.
  • Play like a Grand Master, when it is disabled background mode.
  • Play like a Grand Master, adjourn.
  • Playing against an engine, time of opponent when its side is black and there are seconds added by move.
  • Endings with Gaviota, takeback (help mode) fixed.
  • Configuration, Appearance, by default.
Updated
  • Language Russian by Johannes Bolzano.
  • Language Chinese by Frederich Chen.

Version R 1.19

Downloads

Added
  • Endings with Gaviota tablebases, added a takeback button in help mode.
Fixed
  • Saving as PGN, with encoding "Same as file"
  • Show a game replay in some circumstances.
  • Train, Tactics, Learn tactics by repetition, when the number of positions used is reached.
Updated
  • Language German by Johannes Bolzano.
  • Language Russian by Johannes Bolzano.

Version R 1.18a

Downloads

Changed
  • Utilities/Save/List of FENs removed because it leads to confusion, now Save FEN saves in fns files.
  • Playing against any engine/Options/The tutor thinks while you think removed, it is used general option Configuration/Engines/Work in background when possible.
Fixed
  • Train/Tactics/Training positions, when a line is finished Continue button is not working properly.
  • Blindfold options, saving configurations by name.
  • Analysis, Save all as variations, Only first move.
  • Saving as PGN, with encoding "Same as file"
Updated
  • Novag Citrine board, developped by Graham O'Neill (https://goneill.co.nz)
  • Language French by Lolo.
Engines
  • Updated Maia 1100 to 1900, Version lc0, Reid McIlroy-Young,Ashton Anderson,Siddhartha Sen,Jon Kleinberg,Russell Wang + LcZero team, https://maiachess.com/

Version R 1.17

Downloads

Added
  • Find best move training, added more functionality while playing, idea+code by Johannes Bolzano.
  • Find best move training, when joining trainings, added "Drop perfect answers", idea+code by Johannes Bolzano.
  • Tournament between engines, Finished games, Save (Database).
  • Open position in LiChess, pressing ALT-L in any board, idea+code by Johannes Bolzano.
Changed
  • Removed the option to save all log engines. Can be activated while playing from Config option.
Fixed
  • Train-Tactics-Training positions, Next/Previous when tutor active.
  • Databases, Summary, Rebuild.
  • Train-Utilities, Save PGN, Reinit.
  • Databases, Summary, Analysis.
  • Reading a PGN, symbols !? and ?! are not imported.
  • Response of tutor, when Opponent move is showed and there is a mate.
  • Analysis, save as variation.
  • Timed moves in tutor window.
  • Polyglot book factory, creating a book forget some moves.
  • Opponents for young players when playing with time.
Engines
  • Updated FOR LINUX: Stockfish, Version 13 64bits+64bmi2, T. Romstad, M. Costalba, J. Kiiski, G. Linscott, https://stockfishchess.org/
  • Added FOR LINUX: Maia 1100 to 1900, Version lc0, Reid McIlroy-Young,Ashton Anderson,Siddhartha Sen,Jon Kleinberg,Russell Wang + LcZero team, https://maiachess.com/

Version R 1.16

Downloads

Added
  • Support to Novag Citrine board, developped by Graham O'Neill (https://goneill.co.nz)
  • Digital boards, added support to takeback by Graham O'Neill
Fixed
  • Playing against beginner engines, adjourn doesn´t work.
  • Playing against any engine, changed resign limits don't work.
  • Databases, edition of games with FEN, does not take into account variations.
  • Index-Rodent Kibitzer, select side active doesn´t work.
  • Train-Tactics-Positions, random crashs.
  • Opening lines, training with engines, if lc0 is not active.
  • Databases, reading a pgn, problem when there is a fen equal to the initial position.
  • Lc0 engine for Maia, recompiled to remove optimizations.
Updated
  • Language French by Lolo.
  • Language Catalan by Google.
  • Language Italian by Michele.
  • Language Portuguese BR by Lau.
Engines

Version R 1.15

Downloads

Fixed
  • Create your own game, Utilities, Voyager 2.
  • Create your own game, Utilities, saving as image.
  • Create your own game, Utilities, saving as FEN/FNS.
  • Kibitzers-Indexes-Rodent.
  • Everest, missing button to import PGN.
Updated
  • Tournament between engines, added slow down pieces option.
  • Saving to PGN, opening and ECO tags have been added.
  • Book Classic pieces created by Ben Citak
  • Language French by Lolo.
  • Language Spanish.

Version R 1.14

Downloads

Fixed
  • Train/Games/Play like a GM/Choose the opponent's move.
  • Databases/Some problems when exporting to pgn.
  • Play against any engine, resign option is not saved.
  • Kibitzers, promotion.
  • Find best move, when repeating.
  • Determine your calculating power, problem with historic database.
Updated
  • Book Diagram pieces created by Ben Citak
  • Book Diagram-B pieces created by Ben Citak
  • Book Classic pieces created by Ben Citak
  • Book Classic-B pieces created by Ben Citak
  • Language French by Lolo.
  • Language Spanish.

Version R 1.13

Downloads

Fixed
  • Train/Games/Count + Captures, New. (R1.12a)
  • Train/Openings/Training with a book, when using Help.
  • Databases/Export to PGN when there is games from positions.
  • Train/Tactics/Find Best Move.
  • Train/Tactics/Learn tactics by repetition, when there are positions with variations.
  • Train/Tactics/Trainings, when there are positions with variations.
  • Tools/PGN/Paste PGN when there isn´t header tags.
  • Train/Tactics/Determine your calculating power, historic database doesn't work.
Updated
  • Language French by Lolo.
  • Language Portuguese (BR) by Lau.

Version R 1.12

Downloads

Fixed
  • Create your own game, changing FEN via PGN labels option.
  • Databases, editing a game, changing FEN via PGN labels option.
  • Opening lines, training secuential mode.
Engines

Version R 1.11

Downloads

Added
  • Config board colors, added image in outer border.
Fixed
  • Editing PGN labels, last change is not saved
  • Editing boxes in Director.
  • Transsiberian, playing a game.

Version R 1.10

Downloads

Changed
  • Polyglot Book Factory
Fixed
  • Competition with tutor, adjourn, pending hints not saved.
Updated
  • Book Diagram pieces created by Ben Citak
  • Language French by Lolo.

Version R 1.09

Downloads

Added
  • Train-Tactics-Learn tactics by repetition, Play current position in Utilities.
Fixed
  • Compete-Lucas-elo, when it is the engine that resigns.
  • Play against any engine, Initial moves, adding new books.
  • Transsiberian, some bugs in transitions.
Updated
  • Book Diagram pieces created by Ben Citak

Version R 1.08

Downloads

Fixed
  • Adding variations by playing against an engine.
  • Adjourn in "Play against any engine".
  • Transsiberian, fixed some bugs.
Updated
  • Book Diagram pieces created by Ben Citak
  • Language French by Lolo.

Version R 1.07

Downloads

Added
  • You can move the pieces by typing in SAN format.
Fixed
  • Some internal bugs that affect Play against any engine.
  • Play position against engine does not appear when editing variations.
Updated
  • Language German by Tobias.
  • Language Spanish.

Version R 1.06

Downloads

Fixed
  • Users don´t work.
  • Play against an engine, "Move selected by the player" doesn't work.
  • Play against an engine, Resign by engine doesn't work.
  • Play against an engine, fixed Play instead of me.
  • Play against an engine, fixed Help to move.
Updated
  • Language Dutch by Willy Lefebvre.
  • Language German by Tobias.
  • Language Greek by Nick Delta.
  • Language Spanish.
Engines
  • Added Maia 1100 to 1900, Version lc0, Reid McIlroy-Young,Ashton Anderson,Siddhartha Sen,Jon Kleinberg,Russell Wang + LcZero team, https://maiachess.com/

Version R 1.05a

Downloads

Fixed
  • Tournaments between engines, crash when changing initial fen position.
  • Erroneous reading/writing some pgn files.
  • Tactics by Uwe Auerswald, Interference difficulty 5 removed, as it has no puzzles.

Version R 1.04a

Downloads
  • Windows:
  • Source/Downloads: GitHub

Fixed
  • Opening lines/Databases, right button on pgn, when figurines activated, pgn copied is wrong.
  • Tables, standard keys are not working.
  • Saving PGNs, CR duplication.
  • Opening lines, problem creating a new opening (from version 1.04).

Version R 1.03

Downloads
  • Windows:
  • Source/Downloads: GitHub

Fixed
  • Playing against a position, crash when configured with visual effects.
  • Massive analysis, doesn´t work filtering by players.
  • Engines, STS, Configuration/Formula change.
  • Best move training, several bugs.
  • Playing against engines, losing by time assigns victory to the reverse.
  • Tourney-Elo, several bugs.

Version R 1.02

Downloads
  • Windows:
    • Version installable: download (123.57Mb)
    • Version portable: download (122.17Mb)
  • Source/Downloads: GitHub

Fixed
  • Mass analysis, hangs when including search of blunders.
  • Your daily test, hangs crash after moving.
  • Changing the color theme of the board, disables the pieces.

Version R 1.01

Downloads
  • Windows:
    • Version installable: download (123.58Mb)
    • Version portable: download (122.15Mb)
  • Source/Downloads: GitHub

Added
  • Edit shortcuts from the options menu.
Changed
  • Ben Citak antique color themes emulation revised.
  • Installation "just me" is the recommended.
  • Endings with Gaviota Tablebases, more information about the cause of termination when an attempt failed.
Fixed
  • When reading a PGN/database, consulting a game, the Next button does not work.
  • In the color configuration themes, when modifying the changes are not saved.
  • Some crashes launching the program when reading the games to present the initial positions.
  • Custom sounds, listening.
  • Endings with Gaviota Tablebases, wrong difference message when improving the result.
  • Kibitzer in one line, depth and score information not included.
  • STS, exporting to csv.
  • Changing user data folder, when starting again.
Updated
  • Language Portuguese (BR) by Lau.
  • Language Polish by Darek.
  • Language Català by Google (there is no official translator).
Engines

Version R 1.00

It does not work in Windows XP.
The data files are not compatible with Lucas Chess version 11 and earlier.


Downloads
  • Windows:
    • Version installable: download (123.57Mb)
    • Version portable: download (122.15Mb)
  • Source/Downloads: GitHub

Version 11.17

Latest version of Lucas Chess compatible with Windows XP.
User data is not exported to the next versions.


Downloads


Contact: lukasmonk at gmail