What is gfm-render?
gfm-render is a Claude Code mod by briangtn that gitHub Flavored Markdown in the transcript: alerts (> [!NOTE]), task lists, strikethrough and Mermaid diagrams. It is listed under Git & CI and has 19 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | briangtn |
| Repository | briangtn/claude-gfm-render |
| Popularity | 19 GitHub stars |
| Category | Git & CI |
| Security | Low risk (88/100) |
| Rank | #334 of 5,272 Claude Code mods; #13 in Git & CI |
| License | MIT |
| Last commit | 2026-10-05 |
| Hooks | 1 events |
| Sees | only the events it hooks |
| Draws on | AssistantMessage |
Is gfm-render safe to install?
gfm-render 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 |
|---|---|
$.process.run | runs processes |
$.state.get | |
$.state.set | |
$.ui.resolve | draws interface |
How do I install gfm-render?
- 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/briangtn/claude-gfm-render claude plugin validate ./claude-gfm-render/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
git clone https://github.com/briangtn/claude-gfm-render && claude --plugin-dir ./claude-gfm-render/.
Or ask Claude to set it up
Paste this into Claude Code and it installs gfm-render for you:
Install the "gfm-render" Claude Code mod from https://github.com/briangtn/claude-gfm-render. Run claude plugin validate on it first and show me what it can access before you enable it.