4.0k
H3
⚡️ Minimal HTTP framework built for high performance and portability, ideal for serverless environments and edge computing.
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2 Open Source Alternatives to Fastify
There are 2 open-source alternatives to Fastify in this directory. The most popular is H3 with 4.0k GitHub stars, followed by Express-zod-api(786 stars). All are open source, free to use, and many can be self-hosted.
Quick comparison
| # | Tool | Stars | Language | License |
|---|---|---|---|---|
| 1 | H3 ⚡️ Minimal HTTP framework built for high performance and portability, ideal for serverless environments and edge computing. | 4.0k | TypeScript | MIT License |
| 2 | Express-zod-api express-zod-api is a TypeScript framework designed to quickly set up API servers with robust I/O schema validation, custom middleware support, and type safety, making API development more efficient and reliable. | 786 | TypeScript | MIT License |
All open-source alternatives to Fastify
Frequently asked questions
What are the best open-source alternatives to Fastify?
The top three are H3(4.0k stars), Express-zod-api(786 stars). All are open source and free to use.
Are these alternatives to Fastify free?
Yes. Every tool listed here is open source and free to use in your own projects. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.
Can I self-host an alternative to Fastify?
Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.
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