Codex as a platform
OpenAI's open Codex harness as an embeddable agent loop. Your app owns the UI, tools, and approvals. SDK, exec, or app-server.
Related builds
Just Enough IDE
Files, search, and git next to the agent, inside the terminal. Open source.
Muxin
One app for every computer: run coding agents on Macs, Linux, Windows, and cloud machines from a single window. Free and open source.
slack-mirror
Headless Slack client. Live unread state lands in a Cloudflare durable object so an agent can triage it. Open source.


