Agent OrchestratorsCommunityOpen source
crystal
Desktop app to run multiple Codex and Claude Code sessions in parallel git worktrees. Deprecated in February 2026 in favor of its successor, Nimbalyst.
Visit sourceUse casesMulti-agent orchestratorsWorktree tools
Key capabilities
Runs multiple Codex and Claude Code sessions in parallel git worktrees
Test and compare different approaches side by side
License: MIT — note: deprecated Feb 2026, succeeded by Nimbalyst
Best for
Parallel agent sessions
Worktree isolation
Comparing approaches side by side
Not for
New projects (the author points to the successor, Nimbalyst)
Auto-merge without review
Risk notes
Deprecated as of February 2026 — the author directs new users to the successor, Nimbalyst.
Community project — evaluate maturity, permissions, and licensing before production use.
This is a community project. Verify maturity, licensing, permissions, and safety behavior before relying on it in production.