claudecodex

yarbrain

Lessons that coding agents record, an independent gate agent trusts, and later sessions reuse.

4 on GitHubby Yar Kravtsovv0.3.1MITupdated 8 days agoProductivity
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Plugin yarbrain from marketplace yarstack in yarlson/yarstack. Commands read from the repo's manifest — 6 days ago.

This plugin runs code on your machine — its hooks fire automatically on events like tool use. The exact commands are listed below; read them before installing.

What it installs

Skills (2)

  • lesson-gate

    Judge one Yarbrain lesson by id as the independent gate and record the verdict. Use only inside a fresh-context gate agent that was started for this purpose with a lesson id; never in a session that proposed or doubted the lesson.

  • lesson-record

    Record reusable know-how from this session as a proposed Yarbrain lesson, report whether a used lesson worked, convert legacy v0.2 notes, and start the independent lesson gate. Use when the user corrects you or says "remember this", when the session found a working step order, a trap with a misleadi

Subagents (1)

  • lesson-gate

    Independent gate for one Yarbrain lesson. Use only when the lesson-record skill starts it with a lesson id; it judges that lesson with fresh context and records the verdict.

Hooks (2)

  • SessionStart

    YARBRAIN_NO_DOWNLOAD=1 "${CLAUDE_PLUGIN_ROOT}/bin/yarbrain" hook session-start --contract 1

  • PreToolUse

    YARBRAIN_NO_DOWNLOAD=1 "${CLAUDE_PLUGIN_ROOT}/bin/yarbrain" hook pre-tool-use --contract 1

View source on GitHub

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