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Founders · Sunday, 7 June 2026 · Issue 13 · 5 stories

Recruit CRM $11M ARR, Linear Local-First, OpenAI Super App

Growth & GTM

Leadership & Lessons

Linear's Speed Secrets: Local‑First Architecture and Sync Engine

Linear achieves near‑instant UI updates by storing data in the browser with IndexedDB, applying optimistic local mutations, and syncing changes through a custom engine over WebSockets. This local‑first approach eliminates network latency for most interactions, letting the app feel instantaneous even at scale. The post details the architecture, sync strategy, and design choices behind the performance.

performance.dev ↗25 min read at source

You’re caught up.

That was all 5 stories in the 7 June issue.