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5 Open-Source Add-ons for Claude Code

Five open-source add-ons for Claude Code, from a security scanner for skills to a free-model router, explained with install steps and limits.

0 €

Enter your email. You get a 6-digit code, then the download starts.

Claude Code, Python 3.12+ with uv, Node 20+; Docker for FreeLLMAPI; some platforms and transcription need your own login or key.

What you get

  • SkillSpector Scans skills and plugins for security risks before you install them.
  • Ponytail Makes the agent reuse existing code and write less; adds review and audit commands.
  • lemo-opuscar Film styles as a plugin; Claude makes short films in code.
  • Agent Reach Lets the agent read YouTube, GitHub and other platforms, read-only.
  • FreeLLMAPI Local router for free model tiers, for experiments only.

In three steps

  1. Unzip and open the guide PDF. Pick the tool that fits you from the table.
  2. Scan any skill with SkillSpector first, then install it with the commands from the guide.
  3. Or paste INSTALL-WITH-CLAUDE.md into Claude Code and let it set things up step by step.

Fabian Faraz Farid · All links