arcana

Self-improving AI agent CLI — opencode TUI + skills.

npx arcana-ai
npm install -g arcana-ai

Zero dependencies — the binary bundles the Bun runtime. Just download and run.

What's inside

• opencode TUI with arcana theme (gold+violet, sigil dialogs)
• 174 skills across 28 categories
• CLI subcommands: run, skills, memory, cron, gateway, config, theme, learn, doctor

Update

npx arcana-ai@latest

Thanks

Arcana builds on open-source giants:

• OpenCode — TUI engine, provider system, tools, CLI architecture
• Hermes Agent — autonomous AI agent framework
• Bun — runtime + compiler producing the standalone binary
• models.dev — community model catalog (200+ models, 33 providers)
• Effect — typed functional effect system
• AI SDK — unified LLM provider interface
• 174 community-contributed skills