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Emdash vs Supacode: catalog facts
Emdash	Supacode
Free Free and open source; the coding agents you connect may have their own costs.	Free Free download during the beta, with source published on GitHub.
Windows, macOS, Linux	macOS
Runs several coding agents in parallel in isolated Git worktrees Works with many agents rather than locking you to one	Separate git worktree and terminal per agent Works with any CLI coding agent
Needs separately installed and paid-for coding agents to do the actual work Young product that is still changing quickly	Requires macOS 26 Tahoe Still in beta, including remote SSH support
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.