Emdash
YC W26San Francisco, US · Founded 2025 · 2 employees · 1 known investors
Emdash is an open-source development environment for running coding agents in parallel with task scheduling and diff review capabilities. It supports multiple agent types and works across macOS, Windows, and Linux.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareFuture of WorkUnited States of AmericaAmerica / Canada
Founders & leadership· Y Combinator alumni (W26)
Emdash was founded in 2025 by Raban von Spiegel and Arne Strickmann.
RV
Raban von Spiegelin𝕏FounderRaban von Spiegel is an engineer with a Stanford degree who previously founded Soff (YC S24) and conducted research on software performance engineering at MIT CSAIL. He currently leads agent orchestration work at Emdash.
AS
Arne Strickmannin𝕏FounderFounder of Emdash, an open-source development environment for running coding agents in parallel with task scheduling and diff review capabilities.
Investors · 1
Competitors · 3
by search overlapZapier16 shared keywordsZapier provides a platform for connecting AI models and agents to workflows and business applications, enabling teams to automate tasks across over 9,000 apps without coding. The platform serves enterprises, operations teams, and businesses of all sizes looking to deploy AI-driven automation for lead capture, customer support, employee onboarding, and other business processes.
Quillbot15 shared keywordsQuillBot provides an AI-powered workspace with tools for writing, paraphrasing, design, and visual generation, letting users brainstorm, research, and produce documents and presentations. It serves writers, students, educators, and professionals for tasks such as content creation, resumes, briefs, and reports.
Grammarly11 shared keywordsGrammarly is an AI-powered writing assistant that helps users write with clarity and confidence across over 1 million apps and websites. The platform serves professionals, students, and teams through free and premium versions, and uses natural language processing to refine tone, suggest rewrites, and improve communication effectiveness.
Companies competing with Emdash for the same Google search keywords, organic and paid, via search-intersection analysis.
In the news
Frequently asked questions
- What does Emdash do?
- Emdash is an open-source development environment for running coding agents in parallel with task scheduling and diff review capabilities. It supports multiple agent types and works across macOS, Windows, and Linux.
- Who founded Emdash?
- Emdash was founded by Raban von Spiegel, Arne Strickmann in 2025.
- Who are Emdash's investors?
- Emdash's investors include Y Combinator.
- Where is Emdash headquartered?
- Emdash is headquartered in San Francisco, US.




