A terminal multiplexer, batteries included. Run coding agents in parallel, each in its own git worktree, with live diffs. Free & open source, Linux + macOS.
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Joined October 2026
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Starting ten coding agents is easy. Keeping up with them is the hard part.
cornercase is a terminal multiplexer built for that. It runs inside the terminal you already use, over SSH too. Free and open source, Linux and macOS.
What it does, in five posts:
cornercase is a terminal multiplexer for running coding agents in parallel.
Every agent gets its own git worktree and tab. The sidebar shows which are working, waiting or done, and the diff sits next to each one.
Free and open source, Linux and macOS.
usecornercase.dev
