head to head · open source
ponytail vs Financial-API
ponytail has 141,465 GitHub stars, 7,581 forks, 270 open issues and last shipped 5 days ago. Financial-API has 3,585 stars, 313 forks, 47 open issues and last shipped 4 days ago. ponytail leads on adoption by 3,846% (141,465 vs 3,585 stars). ponytail is written in JavaScript under MIT; Financial-API is written in TypeScript under MIT. ponytail has attracted 5% as many forks as stars, Financial-API 9%. Financial-API 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
| ponytail | Financial-API | |
|---|---|---|
| GitHub stars | ★ 141K | ★ 3.6K |
| License | MIT | MIT |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-14 | 2026-09-15 |
| Forks | ⑂ 7.6K | ⑂ 313 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ponytail if
- You weight community size — 141K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Financial-API if
- You want the Financial-API feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Financial-API fits your workflow better
About ponytail
Ponytail is an open source agent skill for JavaScript and LLM based coding tools that makes an AI agent write the minimum working code for a task, and it is built for developers and teams running agents such as Claude Code, Codex, or Cursor against real repositories.
read the full ponytail overview →
About Financial-API
Financial API is the official Tonghuashun (HiThink) A share financial data service, an MIT licensed TypeScript project that exposes Chinese stock market data through a REST API, a hosted MCP server, a hithink finance CLI, a Python SDK, a local DuckDB database and an Agent Skill for AI agents, quantitative researchers and application developers.
read the full Financial-API overview →
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Frequently asked questions
Is ponytail or Financial-API more popular?
ponytail has 141,465 GitHub stars and Financial-API has 3,585. ponytail has the larger community by that measure.
Are ponytail and Financial-API free?
Both are open source. ponytail is licensed under MIT and Financial-API under MIT. Neither carries a licence fee.
What is the difference between ponytail and Financial-API?
ponytail is written in JavaScript and Financial-API 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, ponytail or Financial-API?
Choose ponytail if you want the larger community (141,465 stars) or its MIT licence terms. Choose Financial-API if its feature set, stack or MIT licence fits better. Both are self-hostable.