code-review
Skill8 starsChanged 6 months agoApache-2.0View on GitHub
Analyze code changes between two local Git branches and perform a comprehensive code review. Use ONLY for local git branch comparisons. Do NOT use when a GitLab or GitHub MR/PR URL or MR ID is provided — use gitlab-cli or github-cli skill instead.
We split this skill into the rules it gives an agent
8 rules. 0 are common, 7 are distinctive, and 1 is very specific to this project.
0
Common
Most of the 183 edited versions we read keep these.
7
Distinctive
This author's own choices. Worth a look.
1
Very specific
Tied to their project's names, files or tools. Probably skip.
- Common
- Distinctive
- Very specific
- Distinctive: line 12
Ask the user the following two questions together if not already provided:
- Distinctive: line 21
If the user has already provided either value upfront, skip the corresponding question.
- Distinctive: line 31
If the output is empty, report that there are no differences between the two branches and stop.
- Distinctive: line 62
Only include code snippets that actually require changes — do not repeat code that looks fine.
- Distinctive: line 64
If no issues are found, state clearly that the code looks good and summarize what was reviewed.
- Very specific: line 70
Always use git diff <TARGET_BRANCH> <SOURCE_BRANCH> — never checkout branches or modify the working tree.
- Distinctive: line 72
Do not suggest changes for code outside the diff scope.
- Distinctive: line 73
If a branch name does not exist, report the error and ask the user to verify the branch names.
“Common” is measured: kept by at least 6 in 10 of the 183 edited versions of this file we could read. “Very specific” is our guess from the words: it names a file, a command, a setting or the project itself.
Files
Code Review Skill
Run this skill when asked to review code, compare branches, or perform a code review between a source and target branch using local git. Do NOT use this skill if the user provides a GitLab or GitHub MR/PR URL or MR ID — use the gitlab-cli or github-cli skill instead.
Step 1 — Collect inputs
Ask the user the following two questions together if not already provided:
Kindly let me know:
1. Source Branch: What is the name of the source branch (the branch with new changes)?
2. Target Branch: What is the name of the target branch (usually main/master)?If the user has already provided either value upfront, skip the corresponding question.
Step 2 — Find changed files
git diff --name-only <TARGET_BRANCH> <SOURCE_BRANCH>If the output is empty, report that there are no differences between the two branches and stop.
Step 3 — Analyze each changed file
For each file returned in Step 2, read the full diff:
git diff <TARGET_BRANCH> <SOURCE_BRANCH> -- <FILE_PATH>Perform a comprehensive code review across all changed files covering:
- Security: Secrets exposure, API keys, tokens, SQL injection, XSS, command injection, insecure dependencies.
- Performance: Inefficient algorithms, memory leaks, unnecessary computations, N+1 queries.
- Code quality: Code smells, duplicate code, overly complex functions, trailing whitespace, dead code.
- Error handling: Missing or incorrect error handling, unhandled exceptions, silent failures.
- Logging: Missing or excessive logging, sensitive data in logs.
- Documentation: Missing or outdated comments, unclear variable/function names.
Step 4 — Report findings
For each issue found:
- State the file path and line number(s).
- Show the existing code snippet that needs to change.
- Provide the suggested fix or improvement.
Only include code snippets that actually require changes — do not repeat code that looks fine.
If no issues are found, state clearly that the code looks good and summarize what was reviewed.
Rules
- Always use
git diff <TARGET_BRANCH> <SOURCE_BRANCH>— never checkout branches or modify the working tree. - Report file paths relative to the repository root.
- Do not suggest changes for code outside the diff scope.
- If a branch name does not exist, report the error and ask the user to verify the branch names.
Other versions193 projects use a version of this.
Word for word · 0
None found.
Edited · 0
None found.
Wrote their own version · 193
- mattpocock/skills★ 309ksame name
- TheAlgorithms/Python★ 226ksame name
- microsoft/vscode★ 194ksame name
- github/spec-kit★ 145ksame name
- ggml-org/llama.cpp★ 133ksame name
- shareAI-lab/analysis_claude_code★ 80ksame name
- shareAI-lab/learn-claude-code★ 80ksame name
- vectorize-io/hindsight★ 57ksame name
- dbeaver/dbeaver★ 52ksame name
- roboflow/supervision★ 51ksame name
183 more not listed
How matches are found. Word for word: the exact same text. Edited: shares passages with this file (“99% same” means 99% of its five-word phrases also appear here; 10% or more counts). Their own version: similar meaning, or, weakest, the same name. We can’t tell which project had it first. Projects are counted among the 200 most-starred candidates, and mentions are links to the repository we found, up to 50 per site, so both counts are a floor.
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