What is diff-review?
diff-review is a Claude Code mod by stefanoshea that code review inside Claude Code: the branch diff in a pane, draft comments from you or Claude on any line, sent as a pending GitHub pull-request review. Needs Claude Code 2.1.287 or later,. It is listed under Git & CI and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | stefanoshea |
| Repository | stefanoshea/diff-review |
| Popularity | no public popularity data yet |
| Category | Git & CI |
| Security | Low risk (84/100) |
| Rank | #4,724 of 5,272 Claude Code mods; #337 in Git & CI |
| License | MIT |
| Last commit | 2026-10-02 |
| Hooks | 9 events |
| Sees | Edit|Write|NotebookEdit|Bash calls, mcp__diff-review__add_comment calls, mcp__diff-review__get_diff calls, mcp__diff-review__list_comments calls, mcp__diff-review__set_risk calls |
| Draws on | Pane |
Is diff-review safe to install?
diff-review scores 84/100 on the MCPMods security check: Low risk. Things to review: starts processes outside the sandbox. It passed 6 of 8 checks.
Mod footprints come from claude plugin validate, which lists every event a mod hooks and every API call it makes without running it.
| Check | Result |
|---|---|
| No network access | Pass |
| Starts processes outside the sandbox | Review |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| Only sees the events it hooks | Pass |
| Drives Claude (model calls, prompts) | Note |
| Passes claude plugin validate | Pass |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.clock.after | |
$.clock.every | |
$.clock.now | |
$.command.register | |
$.command.run | drives Claude |
$.process.run | runs processes |
$.prompt.submit | drives Claude |
$.session.id | |
$.store.delete | keeps its own state |
$.store.get | keeps its own state |
$.store.set | keeps its own state |
$.tool.register | drives Claude |
$.ui.close | draws interface |
$.ui.focus | draws interface |
$.ui.invalidate | draws interface |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install diff-review?
- Check your Claude Code version. Mods need Claude Code 2.1.287 or later and are on by default.
claude --version
- Read its footprint. This lists every event it hooks and every API call it makes, without running it.
git clone https://github.com/stefanoshea/diff-review claude plugin validate ./diff-review/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add stefanoshea/diff-review && claude plugin install diff-review@diff-review
Or ask Claude to set it up
Paste this into Claude Code and it installs diff-review for you:
Install the "diff-review" Claude Code mod from https://github.com/stefanoshea/diff-review. Run claude plugin validate on it first and show me what it can access before you enable it.