head to head · open source
OpenAPI-Specification vs prest
OpenAPI-Specification has 31,225 GitHub stars, 9,155 forks, 80 open issues and last shipped 9 days ago. prest has 4,619 stars, 322 forks, 153 open issues and last shipped 2 days ago. OpenAPI-Specification leads on adoption by 576% (31,225 vs 4,619 stars). OpenAPI-Specification is written in Markdown under Apache-2.0; prest is written in Go under MIT. OpenAPI-Specification has attracted 29% as many forks as stars, prest 7%. prest was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| OpenAPI-Specification | prest | |
|---|---|---|
| GitHub stars | ★ 31K | ★ 4.6K |
| License | Apache-2.0 | MIT |
| Written in | Markdown | Go |
| Last push | 2026-09-11 | 2026-09-18 |
| Forks | ⑂ 9.2K | ⑂ 322 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick OpenAPI-Specification if
- You weight community size — 31K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Markdown
- You value the larger contributor base for long-term maintenance
pick prest if
- You want the prest feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and prest fits your workflow better
About OpenAPI-Specification
The OpenAPI Specification (OAS) is a community driven open specification hosted within the OpenAPI Initiative, a Linux Foundation Collaborative Project. It defines a standard, programming language agnostic interface description for HTTP APIs, represented in YAML or JSON. The specification lives in the HTTP API tooling ecosystem, alongside the tools, libraries, and implementations listed in the repository's implementations document. The project source is released under the Apache 2.0 license, and its GitHub repository has accumulated roughly 31,000 stars and 9,100 forks across 13 years of activity.…
read the full OpenAPI-Specification overview →
About prest
pREST (PostgreSQL + REST) is a production ready, MIT licensed Go service that exposes an instant REST API and a read only Model Context Protocol (MCP) endpoint on top of any existing or new PostgreSQL database, built for teams that want CRUD, custom SQL routes, authentication and access control without hand writing a backend.
read the full prest overview →
More in Developer Tools
Related comparisons
More API Development & Testing projects
Compare either of these against the rest of the API Development & Testing field.
Frequently asked questions
Is OpenAPI-Specification or prest more popular?
OpenAPI-Specification has 31,225 GitHub stars and prest has 4,619. OpenAPI-Specification has the larger community by that measure.
Are OpenAPI-Specification and prest free?
Both are open source. OpenAPI-Specification is licensed under Apache-2.0 and prest under MIT. Neither carries a licence fee.
What is the difference between OpenAPI-Specification and prest?
OpenAPI-Specification is written in Markdown and prest in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, OpenAPI-Specification or prest?
Choose OpenAPI-Specification if you want the larger community (31,225 stars) or its Apache-2.0 licence terms. Choose prest if its feature set, stack or MIT licence fits better. Both are self-hostable.