obra — 5 Open-Source AI Agent Skills

obra is the organization behind 5 open-source AI agent skills and MCP servers spanning agent-tool, claude-skill, mcp-server, codex-skill, with a combined 290,906+ GitHub stars. On AgentSkillsHub each is quality-scored (avg 61/100) and security-graded — 4 verified safe.

Top skills by obra

• superpowers — An agentic skills framework & software development methodology that works. (289.3k★ · quality 69/100 · security: safe)
• superpowers-skills — Community-editable skills for Claude Code's superpowers plugin (736★ · quality 49/100 · security: safe)
• private-journal-mcp — A lightweight MCP server that provides Claude with a private journaling capability to process feelings and thoughts (428★ · quality 74/100 · security: safe)
• superpowers-lab — Experimental skills for Claude Code Superpowers - new techniques and tools (410★ · quality 68/100 · security: safe)
• scan-to-model — Evidence-driven scan reconstruction skills and local tools for Codex and Blender (4★ · quality 44/100)

View obra on GitHub · Explore audited agent skills