Proliferate
Open-source AI IDE for Claude Code, Codex, Grok, Cursor, OpenCode. Parallel agents, each in its own worktree.
One workspace, many native harnesses. Claude Code, Codex, OpenCode, Cursor, and Grok run side by side, each task on an isolated git worktree. Integrations and skills are configured once and shared. AGPL, self-hostable.
Related builds
AO
Desktop app that runs Claude Code, Codex, Cursor, and 26 other coding-agent harnesses in one place.
GitNexus
Turn a repo into a knowledge graph and hand it to Codex, Cursor, or Claude Code over MCP. Runs in the browser.
omaharness
Thin harness so an agent can drive a full Omarchy desktop: Hyprland, AT-SPI, real browser, files.
cubicle
Harness that gives every AI bot its own directory, browser profile, cookie jar, and environment. Grants expire; the door closes.
