head to head · open source
Insomnia vs APIPark
Insomnia has 40,022 GitHub stars, 2,366 forks, 874 open issues and last shipped today. APIPark has 1,816 stars, 245 forks, 53 open issues and last shipped 9 days ago. Insomnia leads on adoption by 2,104% (40,022 vs 1,816 stars). Insomnia is written in TypeScript under Apache-2.0; APIPark is written in TypeScript under Apache-2.0. Insomnia has attracted 6% as many forks as stars, APIPark 13%. Insomnia was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (api), so they are genuine substitutes rather than adjacent tools.
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
| Insomnia | APIPark | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 1.8K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-18 | 2026-09-09 |
| Forks | ⑂ 2.4K | ⑂ 245 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Insomnia if
- You weight community size — 40K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick APIPark if
- You want the APIPark feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and APIPark fits your workflow better
About Insomnia
Insomnia is an open source, cross platform API client built with Electron and TypeScript for developing and testing APIs across multiple protocols including REST, GraphQL, WebSockets, SSE, and gRPC. It runs on macOS, Windows, and Linux and is distributed under the Apache 2.0 license. The project serves as a direct open source alternative to Postman, offering similar core functionality without vendor lock in or mandatory cloud usage.
read the full Insomnia overview →
About APIPark
English 日本語 简体中文 繁體中文 🦄 APIPark is an open source, all in one AI gateway and API developer portal, helping developers and enterprises easily manage, integrate, and deploy AI services. APIPark is open sourced under the Apache 2.0 license, which means it's free for commercial use! ✨ With APIPark, you can: 1. Quickly connect to 100+ AI models, supporting all mainstream AI Companies! 2. Combine AI models and prompt templates into APIs, such as creating a sentiment analysis API, translation API, or data analysis API based on OpenAI GPT 4 and some custom prompts. 3. Standardize the data format of all AI API requests, …
read the full APIPark overview →
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Frequently asked questions
Is Insomnia or APIPark more popular?
Insomnia has 40,022 GitHub stars and APIPark has 1,816. Insomnia has the larger community by that measure.
Are Insomnia and APIPark free?
Both are open source. Insomnia is licensed under Apache-2.0 and APIPark under Apache-2.0. Neither carries a licence fee.
What is the difference between Insomnia and APIPark?
Insomnia is written in TypeScript and APIPark in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Insomnia or APIPark?
Choose Insomnia if you want the larger community (40,022 stars) or its Apache-2.0 licence terms. Choose APIPark if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.