Claude Code mod

stepwarden

Every tool call your agent makes, checked before it runs. Verifies each pending tool call against the session's plan using TypeSafe AI's Jev model, then allows it, asks you, or blocks it.

1 starsWorkflow modsValidates on Claude Code 2.1.316 Source

Install

From source
git clone https://github.com/getexcited/stepwarden.git
claude --plugin-dir ./stepwarden/.

The repo has no marketplace file, so load the plugin folder directly with --plugin-dir.

What it can access

Reach
L3Network: network, writes files, changes config, reads files, reads env vars, persists state, draws
Sees
every prompt, every tool call
Hooks
session.startprompt.submittool.callcommand.run

From a static scan of the mod's code by awesome-claude-code-mods. It shows what the code asks for, not a security review.

How Claude Code mods work

  • A mod is a plugin with a JavaScript or TypeScript module that runs inside Claude Code (version 2.1.287 or later). It can draw panes beside the transcript, a band above the prompt, buttons and toasts, restyle the spinner and tool rows, and watch or rewrite tool calls and prompts.
  • It installs like any plugin: add its marketplace with /plugin marketplace add owner/repo, then /plugin install name@marketplace.
  • Check what a mod can reach before installing: it runs with your permissions. Reach goes from drawing only, to reading files, to writing files or running processes, to the network. Run claude plugin validate on a clone to list its hooks and calls without running it.
  • Turn one off from the Installed tab in /plugin, or start Claude Code with --safe-mode to skip every customization for a session.
Claude Code docs

Details

Folder
.
Author
Stefan Trockel
License
Apache-2.0
Last updated
18 September 2026

FAQ

What is stepwarden?

Every tool call your agent makes, checked before it runs. Verifies each pending tool call against the session's plan using TypeSafe AI's Jev model, then allows it, asks you, or blocks it. It is a mod for Claude Code, from getexcited/stepwarden on GitHub.

What can the stepwarden mod access?

Its widest reach is "network" (network, writes files, changes config, reads files, reads env vars, persists state, draws). It sees every prompt, every tool call. Like any mod, it runs with your permissions.

How do I install stepwarden?

Clone getexcited/stepwarden and start Claude Code with --plugin-dir pointing at the mod's folder (.).

Is stepwarden popular?

getexcited/stepwarden has 1 GitHub stars and 0 forks, and is included in 1 curated Claude Code list. It was last updated on 18 September 2026.

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