Effect v4

Effect v4 reached its Release Candidate on August 12, 2026, with the core package now having zero external dependencies, according to the Effect team's August update. The update highlights a native Po…

Effect v4 beta's July 2026 updates moved development to the canonical Effect-TS/effect repository, added native Deno support, a new Graph module, and overhauled Schedule and Cron APIs. The beta also i…