A harness for driving AI coding agents through shared XP values — stage-driven skills from requirements definition → basic design → implementation, pair-programming subagents, and philosophy skills for maintainers. Distributed via APM.
Latest release v0.19.0 — v0.19.0 — 噛み合わないときに止まる / worktree セットアップ · 6 Aug 2026
33 files for Claude Code and Codex: code-reviewer, done-verifier, e2e-reviewer, handoff-verifier and 29 more — 2,986 tokens loaded in every session.
CLAUDE.md A 2,986 tok .claude/settings.json A — .claude/settings.json A — .claude/settings.json A — .claude/settings.json A — .apm/skills/basic-design/SKILL.md A 163 tok .apm/skills/define-requirements/SKILL.md A 229 tok .apm/skills/dialogue-principles/SKILL.md A 252 tok .apm/skills/e2e-execution/SKILL.md A 134 tok .apm/skills/e2e/SKILL.md A 149 tok .apm/skills/git-workflow/SKILL.md A 198 tok .apm/skills/handoff-docs/SKILL.md A 106 tok .apm/skills/implementation/SKILL.md A 132 tok .apm/skills/propose-options/SKILL.md A 178 tok .apm/skills/research-spike/SKILL.md A 132 tok .apm/skills/retrospective/SKILL.md A 114 tok .apm/skills/slice-tdd/SKILL.md A 217 tok .apm/skills/story-slicing/SKILL.md A 231 tok .claude/skills/announce-release/SKILL.md A 98 tok .claude/skills/disclosure-guard/SKILL.md A 134 tok .claude/skills/harness-verification/SKILL.md A 185 tok .claude/skills/kanban/SKILL.md A 75 tok .claude/skills/philosophy/SKILL.md A 214 tok .claude/skills/release/SKILL.md A 103 tok .claude/skills/review-recording/SKILL.md A 212 tok .claude/skills/skill-design-style/SKILL.md A 70 tok .apm/agents/code-reviewer.md A 164 tok .apm/agents/done-verifier.md A 211 tok .apm/agents/e2e-reviewer.md A 149 tok .apm/agents/handoff-verifier.md A 195 tok .apm/agents/pre-implementation-reviewer.md A 185 tok .claude/agents/disclosure-auditor.md A 115 tok .claude/agents/skill-reviewer.md A 184 tok These files are sei-newbear/xp-harness's own configuration — they tell Claude Code and Codex how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.