What is proof-decay?
proof-decay is a Claude Code mod by ccdwyer that tracks which test, typecheck, lint and build results are still true after later edits, and stops commit messages that claim checks which are stale. It is listed under Git & CI and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | ccdwyer |
| Repository | ccdwyer/proof-decay |
| Popularity | no public popularity data yet |
| Category | Git & CI |
| Security | Low risk (88/100) |
| Rank | #2,858 of 5,272 Claude Code mods; #212 in Git & CI |
| License | MIT |
| Last commit | 2026-10-02 |
| Hooks | 5 events |
| Sees | Bash calls, every tool call |
| Draws on | AbovePrompt |
Is proof-decay safe to install?
proof-decay scores 88/100 on the MCPMods security check: Low risk. Things to review: starts processes outside the sandbox. It passed 7 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 |
| Doesn't drive Claude | Pass |
| Passes claude plugin validate | Pass |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.clock.now | |
$.command.register | |
$.fs.read | reads files |
$.fs.stat | reads files |
$.process.run | runs processes |
$.session.cwd | |
$.state.get | |
$.state.set | |
$.ui.resolve | draws interface |
How do I install proof-decay?
- 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/ccdwyer/proof-decay claude plugin validate ./proof-decay/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
git clone https://github.com/ccdwyer/proof-decay && claude --plugin-dir ./proof-decay/.
Or ask Claude to set it up
Paste this into Claude Code and it installs proof-decay for you:
Install the "proof-decay" Claude Code mod from https://github.com/ccdwyer/proof-decay. Run claude plugin validate on it first and show me what it can access before you enable it.