Open-source agentic development environment to run coding agents in parallel across Git worktrees, with a built-in browser and scheduling.
What it does
Emdash is an open-source agentic development environment for running AI coding agents in parallel. Each task runs in its own isolated Git worktree with its own branch, terminal and conversation, and you can pull issues from Linear, Jira, GitHub, Asana and Trello. It includes a built-in browser to preview apps, scheduling for repeat work, and support for any coding agent with no lock-in on macOS, Windows and Linux.
Core features
Run multiple coding agents in parallel
Isolated Git worktrees per task
Pull issues from Linear, Jira, GitHub, Asana, Trello
Built-in browser to preview apps
Scheduled/repeat agent work
Works with any coding agent (no lock-in)
Best for
→Running parallel AI coding tasks
→Managing agent work across branches
→Automating recurring dev tasks
→Previewing apps during agent runs
Reviews
Big-picture takes: what it's for and whether it delivers. High-engagement YouTube videos — not sponsored.
Tutorials
Step-by-step: exactly how to get things done with it.