#1212th of 45 in Backend and cloud templates
elysia
TypeScript web framework for Bun with end-to-end type safety
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- Stars
- 19.3k
- License
- MIT
- Last commit
- Nov 2026
- Last release
- Nov 2026
- Language
- TypeScript
17,860 on 21 Apr 202619,348 on 10 Nov 2026
From GitHub's daily star counts.
Checked on GitHub.
Overview
Elysia is a TypeScript HTTP server framework built for the Bun runtime. It focuses on end-to-end type safety, so types flow from server routes to the client. It is a general web framework, not an AI-specific project, and the README gives no AI features, install steps beyond `bun create elysia app`, or specs.
Who it is for: TypeScript developers building typed Bun backends and APIs
Strengths
- End-to-end type safety between server and client, as described in the README
- Scaffold with `bun create elysia app`
- MIT licensed with a release on 2026-11-05, so actively maintained
- Documentation site and Discord community available
Weaknesses
- Not an AI project: no model, agent or LLM integration in the README
- Built around Bun; Node.js support not described in the README
- README is minimal, with no API examples or benchmarks inline
- No Docker or compose files in the repository
What it needs
- TypeScript
- Needs Bun
Quick answers
Is elysia open source?
Yes. Its code is on GitHub under the MIT license.
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