Claude Code Skills

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Agent Skills Specification alternatives

16 other tooling listed here. Agent Skills Specification is open source.

ccusage

Usage and cost reports from Claude Code logs

CCManager

Session manager for coding agent CLIs

Open sourcesessionsworktrees

ccstatusline

Customizable status line for Claude Code CLI

Open sourcestatuslineterminal

Claude Agent SDK for Python

Python SDK for building agents on Claude Code

Open sourcesdkpython

Claude Code Action

GitHub Action that runs Claude Code on PRs and issues

Open sourcegithub-actionsci

Claude Code Router

Route Claude Code requests to other models

Open sourceroutingproxy

Claude Code Security Review

GitHub Action for AI security review of PRs

Open sourcesecuritygithub-actions

Claude Code Usage Monitor

Real-time terminal monitor for Claude Code usage

Open sourceusagemonitor

Claude Squad

Manage several terminal agents at once

Open sourcetmuxworktrees

CloudCLI (Claude Code UI)

Web and mobile UI for Claude Code sessions

Open sourceweb-uimobile

Happy

Mobile and web client for Claude Code and Codex

Open sourcemobileremote

opcode

Desktop app and toolkit for Claude Code

Open sourcedesktopgui

OpenSkills

Universal skills loader for AI coding agents

Freeskillsinstaller

Skill Seekers

Turn docs sites, repos and PDFs into Claude skills

Open sourceskill-generationdocumentation

skills CLI

The open agent skills tool

Open sourceskillsinstaller

Vibe Kanban

Kanban board for running coding agents in parallel

Open sourcekanbanorchestration