head to head · open source
Tailcall vs APIPark
Tailcall has 7,632 GitHub stars, 1,455 forks, 45 open issues and last shipped 2 days ago. APIPark has 1,823 stars, 247 forks, 53 open issues and last shipped 9 days ago. Tailcall leads on adoption by 319% (7,632 vs 1,823 stars). Tailcall is written in Rust under Apache-2.0; APIPark is written in TypeScript under Apache-2.0. Tailcall has attracted 19% as many forks as stars, APIPark 14%. Tailcall 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
| Tailcall | APIPark | |
|---|---|---|
| GitHub stars | ★ 7.6K | ★ 1.8K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Rust | TypeScript |
| Last push | 2026-11-03 | 2026-10-27 |
| Forks | ⑂ 1.5K | ⑂ 247 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Tailcall if
- You weight community size — 7.6K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Rust
- 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 Tailcall
⚒️ Forge: AI Enhanced Terminal Development Environment A comprehensive coding agent that integrates AI capabilities with your development environment curl fsSL sh Table of Contents Quickstart Usage Examples Why Forge? How Forge Works: Three Modes Interactive Mode (TUI) One Shot CLI Mode ZSH Plugin Mode ( : prefix) ZSH Plugin: The : Prefix System Agents Sending Prompts Attaching Files Conversation Management Git Integration Shell Command Tools Session & Configuration Skills Customizing Agent Behavior Semantic Search (Workspace) Quick Reference: All : Commands Command Line Options Advanced Configuration Provider…
read the full Tailcall 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 Tailcall or APIPark more popular?
Tailcall has 7,632 GitHub stars and APIPark has 1,823. Tailcall has the larger community by that measure.
Are Tailcall and APIPark free?
Both are open source. Tailcall is licensed under Apache-2.0 and APIPark under Apache-2.0. Neither carries a licence fee.
What is the difference between Tailcall and APIPark?
Tailcall is written in Rust 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, Tailcall or APIPark?
Choose Tailcall if you want the larger community (7,632 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.