Pine/Mimir
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Code Issues Pull requests Projects Releases 6 Packages 1 Wiki Activity Actions
6 releases 6 tags
  • v1.4.0 b11f4f09f9

    v1.4.0
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    Stable

    Pine released this 2026-07-04 09:28:50 +00:00 | 0 commits to main since this release

    Search improvements

    • Added Late Move Reduction (LMR), plus a follow-up tweak
    • Added Internal Iterative Deepening (simple global version)
    • Added reverse futility pruning
    • Added delta pruning in quiescence search
    • Added more late move pruning
    • Added aspiration windows

    Time management & UCI

    • Soft time limit for smarter time management
    • UCI options now announced on startup

    Fixes

    • Beta cutoff bug fix
    • Infinite bound check fix
    • Depth check bug fixes (two rounds)
    • Transposition table age check fix
    • Node search count fix
    • Depth compensation for pruning to fix test_wac001
    • Small scoring tweak
    Downloads
  • v1.3.0 c1b2b514f5

    v1.3.0
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    Stable

    Pine released this 2026-03-15 21:30:07 +00:00 | 18 commits to main since this release

    • Refactoring
    • Age based hash storage
    • Static random keys for position keys
    • Thread safe tp table
    • More compact tp entry struct (more entries in the same memory space)
    • Added lazy symmetric multiprocessing (multi threading)
    • added uci options for thread count and hash size
    Downloads
  • v1.2.1 c6afd50fd8

    v1.2.1 Stable

    Pine released this 2026-03-05 21:00:14 +00:00 | 28 commits to main since this release

    • Bug fixes
    • Code cleanup
    • More buffer print optimization
    • Properly report mate in x via UCI
    Downloads
  • v1.2.0 ea6e3e4937

    v1.2.0 Stable

    Pine released this 2026-03-05 18:17:23 +00:00 | 33 commits to main since this release

    • Added null move pruning
    • Move to transposition table
    • Small output buffering improvement
    Downloads
  • v1.1.0 3b31b2af6f

    v1.1.0 Stable

    Pine released this 2026-03-01 20:24:11 +00:00 | 38 commits to main since this release

    • Check extension search
    • Bug fixes
    • Improved king positioning in eval
    • Check for passed and isolated pawn in eval
    • Check for open files for queen and rooks in eval
    • check for draw positions (based an piece count) in eval
    Downloads
  • v1.0.0 e7e0d8c938

    v1.0.0 Stable

    Pine released this 2026-02-26 20:34:44 +00:00 | 48 commits to main since this release

    First working version of Mimir that is compatible with basic UCI intrustions

    Downloads