Review metrics

Skill b4tchkn/claude-review-metrics/plugin/skills/review-metrics

A Claude Code plugin that analyzes GitHub PR review activity, team performance rankings, and review bottlenecks.

Install

npx -y skills add b4tchkn/claude-review-metrics --skill review-metrics

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One thing to look at

1 stars1 stars. Stars are a popularity signal and not a quality one, but at this level it is likely that nobody has read this closely except its author, and you would be relying on your own review.

What its author says it does

Copied from the file, not written here

Analyze team code review activity and performance metrics from GitHub PRs. Use when: (1) User asks about team review statistics or performance, (2) User wants to see who reviewed what PRs, (3) User asks about review response times or approval rates, (4) User mentions "review metrics", "review stats", "review activity", or "レビュー分析", (5) User asks about review bottlenecks, stuck PRs, or review load.

SKILL.md

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Review Metrics

Collect and analyze team review metrics from GitHub pull requests.

Invocation

Run via the unified dispatch script:

../../scripts/dispatch.sh $0 $1

Where $0 is the period (default: week) and $1 is the command. If no command is provided, all rankings are shown.

Examples

Command	Dispatch
`/review-metrics`	`../../scripts/dispatch.sh week`
`/review-metrics last-week`	`../../scripts/dispatch.sh last-week`
`/review-metrics month comments`	`../../scripts/dispatch.sh month comments`
`/review-metrics last-week response-time`	`../../scripts/dispatch.sh last-week response-time`
`/review-metrics last-week fix-time`	`../../scripts/dispatch.sh last-week fix-time`
`/review-metrics last-week bottleneck`	`../../scripts/dispatch.sh last-week bottleneck`
`/review-metrics stuck`	`../../scripts/dispatch.sh week stuck`
`/review-metrics last-week reviewer-load`	`../../scripts/dispatch.sh last-week reviewer-load`
`/review-metrics last-week cycles`	`../../scripts/dispatch.sh last-week cycles`
`/review-metrics last-week pr-size`	`../../scripts/dispatch.sh last-week pr-size`

Available Scripts

Ranking Scripts (Top 3)

Script	Description
`collect-metrics.sh`	All rankings combined
`ranking-comments.sh`	Review comments ranking only
`ranking-reviewed.sh`	Reviewed PRs ranking only
`ranking-approved.sh`	Approved PRs ranking only
`ranking-response-time.sh`	Response time ranking only
`ranking-fix-time.sh`	Fix time ranking (comment to commit)

Analysis Scripts (Team-wide)

Script	Description
`analysis-bottleneck.sh`	PR lifecycle phase breakdown (wait/review/merge) with p50/p90
`analysis-stuck-prs.sh`	Currently stuck PRs needing attention
`analysis-reviewer-load.sh`	Full team review workload distribution
`analysis-review-cycles.sh`	Review round counts and change-request patterns
`analysis-pr-size.sh`	PR size vs review speed correlation

Period Options

Period	Description
`week`	Current week (Monday-Friday) - default
`last-week`	Previous week (Monday-Friday)
`month`	Last 30 days

Note: stuck ignores period — it always shows current state.

Metrics Collected

Rankings

Review Comments: Number of review comments left
Reviewed PRs: Number of PRs reviewed
Approved PRs: Number of PRs approved
Avg Response Time: Time from review request to first review
Avg Fix Time: Time from review comment to next commit (fix response)

Analysis

Bottleneck: PR lifecycle decomposition (Wait for Review / Review Cycles / Merge Delay) with Avg, p50, p90
Stuck PRs: Open PRs waiting >24h for review, unaddressed change requests, long-running PRs >5 days
Reviewer Load: Per-member requests/completions/rates/response times/pending counts
Review Cycles: Round distribution (1-round vs multi-round), top change-requesters
PR Size: Size bucket (XS/S/M/L/XL) correlation with cycle time and review rounds

Requirements

GitHub CLI (gh) installed and authenticated
jq for JSON processing