East River Source Control

East River Source Control teases new version control system built for AI coding agents

East River Source Control, a startup operating quietly for over a year, published a post outlining why it believes existing tools like Git are struggling under the pressures of AI-driven, agentic software development. The company says it plans to announce its product soon but is first laying out its reasoning about where version control needs to evolve.

ersc.io · 2026-09-11

Jujutsu creator Martin von Zweigbergk becomes CTO of East River Source Control

Martin von Zweigbergk, who built the Jujutsu version control system while at Google, has been named chief technology officer of East River Source Control, a startup developing next-generation version control platforms. He will oversee engineering there while continuing as a core maintainer of Jujutsu, which remains open source under Apache 2.0. ERSC's storage product is set to enter private beta later this month.

ersc.io · 2026-09-01