Emdash

Emdash (YC W26) is a free, open-source agentic development environment: run coding agents like Claude Code and Codex in parallel, schedule agent work, and review changes in one place. Available for macOS, Windows, and Linux. Docs Blog Changelog Cloud Enterprise Join Discord 5,852 Download Docs Blog Changelog Cloud Enterprise Join Discord 5,852 Download [ Backed by Combinator ] Open-source agentic development environment Run agents in parallel, schedule repeat work, preview apps in the built-in browser, and manage prompts, skills, and MCP tools from one place.