New version chess engine: Lynx 1.2.0 (Windows, MacOS, Linux)

Lynx it's written in C# (.NET 6). UCI protocol is needed.

Chess Engines Diary Rating CEDR=2738

Lynx release artifacts are self-contained and require no dependencies to be run.

However, you can also choose to build Lynx yourself.

Requirements

NET 6 SDK. You can find instructions about how to install it in yo

v.1.2.0

• 🔍 Prune SEE bad captures in QSearch
• 🔍 Reduce SEE bad captures in regular search
• 🔍 Use spsa tuned search values
• ⚖️ Add rook mobility to eval
• 🧬 Improve move generation: hardcode castling moves and a few calculated variables
• 🧬 Implement SEE and order bad captures after killers but before quiet moves
• ⚡ Reduce TT entry size to 8 bytes
• ⚡ Optimize go command parsing
• ⚡ Split MoveGenerator.GenerateAllMoves and MoveGenerator.GenerateCaptures to avoid branching
• ⚡ Set search thread as high priority
• ⚡ SEE micro-optimizations
• ⚡ Use stack-allocated span for movegen
• ⚡ Optimize PositionHash
• ⚡ Optimize castling and en-passant moves Zobrist hashing
• ⚡ Replace EnPassantCaptureSquares dictionary with equivalent array
• ⚡ Optimize FEN parsing
• ⚡ Attempt to initialize MoveGenerator and GoCommand asap
• 🐛 Fix engine crash due to a negative calculated time to move
• 🐛 Add support for negative wtime and btime
• 🐛 Enable InvariantGlobalization and fix crash in some Linux scenarios 

Lynx 1.1.0 - Individual statistics 

Mida 2.3	2.5/14	-9	14 Games
Cool Iris 11.80	0/13	-13	13 Games
Obsidian 9.0	0/12	-12	12 Games
Drofa 4.1.0	0.5/11	-10	11 Games
Knightx 3.9	1/10	-8	10 Games
Pedantic 0.6.0	0.5/10	-9	10 Games
Stormphrax 4.0.0	0/10	-10	10 Games
TACTICAL 161223	0.5/9	-8	9 Games
RukChess 3.0.18	0/9	-9	9 Games
Vividmind 1.0	6/6	+6	6 Games
Zagreus 4.0	6/6	+6	6 Games
Lxna 0.3.1	6/6	+6	6 Games
Stockfish 15.1	0/6	-6	6 Games
Protej 20231212a	0/6	-6	6 Games
YuliGM PrO 15	0/6	-6	6 Games
CorChess 20231219	0/6	-6	6 Games
Velvet 6.0.0	0/5	-5	5 Games
Princhess 0.15.1	0/5	-5	5 Games
Austerlitz 1.4.7	3/4	+2	4 Games
Z5 3.0	1/4	-2	4 Games
RofChade 3.1	0.5/4	-3	4 Games

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Lynx 1.2.0 download 

github:https://github.com/lynx-chess/Lynx/releases/tag/v1.2.0