head to head · open source
OpenAPI-Specification vs gpt-load
OpenAPI-Specification has 31,295 GitHub stars, 9,144 forks, 80 open issues and last shipped 2 days ago. gpt-load has 7,199 stars, 798 forks, 21 open issues and last shipped 2 days ago. OpenAPI-Specification leads on adoption by 335% (31,295 vs 7,199 stars). OpenAPI-Specification is written in Markdown under Apache-2.0; gpt-load is written in Go under MIT. OpenAPI-Specification has attracted 29% as many forks as stars, gpt-load 11%. OpenAPI-Specification 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.
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Side by side
| OpenAPI-Specification | gpt-load | |
|---|---|---|
| GitHub stars | ★ 31K | ★ 7.2K |
| License | Apache-2.0 | MIT |
| Written in | Markdown | Go |
| Last push | 2026-11-03 | 2026-11-03 |
| Forks | ⑂ 9.1K | ⑂ 798 |
| 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 gpt-load if
- You want the gpt-load feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and gpt-load fits your workflow better
About OpenAPI-Specification
The OpenAPI Specification The OpenAPI Specification is a community driven open specification within the OpenAPI Initiative, a Linux Foundation Collaborative Project. The OpenAPI Specification (OAS) defines a standard, programming language agnostic interface description for HTTP APIs. This allows both humans and computers to discover and understand the capabilities of a service without requiring access to source code, additional documentation, or inspection of network traffic. When properly defined via OpenAPI, a consumer can understand and interact with the remote service with a minimal amount of implementation…
read the full OpenAPI-Specification overview →
About gpt-load
GPT Load A self hosted AI gateway for multi channel, multi credential setups API keys, subscription accounts, traffic scheduling, failure handling, request logs, and usage accounting — behind a single entry point. English · 中文 · 日本語 Official Website Sponsors Become a sponsor Sponsor details (collapsible) OfoxAI: Text, image, and video AI in one platform OfoxAI is a unified AI API platform bringing together text, image, and video models from multiple providers. With OpenAI compatible endpoints and native Anthropic and Gemini interfaces, developers can access models for AI applications, agents, and content…
read the full gpt-load overview →
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Frequently asked questions
Is OpenAPI-Specification or gpt-load more popular?
OpenAPI-Specification has 31,295 GitHub stars and gpt-load has 7,199. OpenAPI-Specification has the larger community by that measure.
Are OpenAPI-Specification and gpt-load free?
Both are open source. OpenAPI-Specification is licensed under Apache-2.0 and gpt-load under MIT. Neither carries a licence fee.
What is the difference between OpenAPI-Specification and gpt-load?
OpenAPI-Specification is written in Markdown and gpt-load 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 gpt-load?
Choose OpenAPI-Specification if you want the larger community (31,295 stars) or its Apache-2.0 licence terms. Choose gpt-load if its feature set, stack or MIT licence fits better. Both are self-hostable.