mrbbot/miniflare
Miniflare is a simulator for developing and testingCloudflare Workers . 🎉 Fun: develop workers easily with detailed logging, file watching and pretty error pages supporting source maps. 🔋 Full-featured: supports most Workers features, including KV, Durable Objects, WebSockets, modules and more. ⚡ Fully-local: test and develop Workers without an internet connection.
https://github.com/mrbbot/miniflare?utm_source=tldrnewsletter