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harness-sync
95 / 100 · Low risk
Fine to try.
By Chachamaru127/claude-code-harness (GitHub) · productivity · 3,206 stars · scanned at commit c86d742
HAR: Sync Plans.md with implementation. Drift detect, marker update, retrospective. Trigger: sync-status, where am I, check progress. --snapshot for snapshots. Do NOT load for: planning, implementation, review, release.
Works with any agent that supports SKILL.md skills.
What this skill can do
Runs commands on your computer
The author does not mention this. It runs automatically when the plugin is installed.
Found in 72 places.
Show 17 more
- opencode/skills/harness-sync/SKILL.md, line 202
grep -E 'cc:完了|pm:確認済' Plans.md - hooks/hooks.json, line 10
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 20
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 30
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 35
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 51
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 63
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 73
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 85
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 96
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 107
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 120
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 126
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 132
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 138
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -f \"$r/scripts/hook-handlers/memory-session-start.sh\" ] && [ -x \"$r/bin/harnes - hooks/hooks.json, line 144
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g - hooks/hooks.json, line 157
"command": "/bin/bash -c 'valid_root(){ local r=\"${1:-}\"; [ -n \"$r\" ] && [ -x \"$r/bin/harness\" ] && [ -f \"$r/.claude-plugin/plugin.json\" ] && /usr/bin/g
and 52 more places
Other copies in this repository
Chachamaru127/claude-code-harness has 1 more folder with a skill named harness-sync. This page shows the lowest-scoring copy.
Install
Paste this into your terminal. It downloads exactly the version we scanned, not whatever is newest.
if [ -e ~/.agents/skills/'harness-sync' ] || [ -L ~/.agents/skills/'harness-sync' ]; then echo 'A skill folder named harness-sync already exists — not replacing it' >&2; false; else d=$(mktemp -d) && git clone --quiet --filter=blob:none --no-checkout 'https://github.com/Chachamaru127/claude-code-harness' "$d" && git -C "$d" checkout --quiet 'c86d742ae2488741d637cb68ba23b12a1491539a' -- 'opencode/skills/harness-sync' && mkdir -p ~/.agents/skills && cp -R "$d"/'opencode/skills/harness-sync' ~/.agents/skills/'harness-sync' && rm -rf "$d"; fi
Codex reads ~/.agents/skills directly. For Claude Code, Cursor, Copilot, Gemini CLI, Antigravity or OpenCode, also link it. For Claude Code: ln -s ~/.agents/skills/'harness-sync' ~/.claude/skills/'harness-sync' (other agents: ~/.cursor/skills, ~/.copilot/skills, ~/.gemini/skills, ~/.gemini/config/skills, ~/.config/opencode/skills). Or install through the finder skill, which does both.
Badge for your README
The badge for Chachamaru127/claude-code-harness shows the score of its lowest-scoring skill.

[](https://zalavijaysinh.github.io/skilltrust/repos/Chachamaru127/claude-code-harness/)
Score history
| Date | Version | Score |
|---|
| 2026-11-10 | c86d742 | 95 |
| 2026-11-08 | c2304c3 | 95 |
| 2026-11-06 | c2304c3 | 95 |