Interesting fact: now in Codex you can run any agent on a specific model that you choose yourself.
In the demo, you can observe how Codex runs all possible combinations of models and thinking effort levels to build the exact same website in MagicPath.
Cline Desktop offers an open‑source AI workspace with parallel agents, task scheduling, checkpoints, branching, and a plugin marketplace, now on macOS and Windows.
Tolaria is a free, open-source macOS desktop app for Markdown knowledge bases and collaboration—built in 3 months as a major AI-assisted coding experiment.
Ponytail helps AI agents avoid overengineering by reusing standard libraries and native features first—cutting code 80–94%, costs 47–77%, and speeding up 3–6×.