head to head · open source
jsdoc vs pg-aiguide
jsdoc has 15,465 GitHub stars, 1,492 forks, 459 open issues and last shipped yesterday. pg-aiguide has 1,848 stars, 109 forks, 8 open issues and last shipped 4 days ago. jsdoc leads on adoption by 737% (15,465 vs 1,848 stars). jsdoc is written in JavaScript under Apache-2.0; pg-aiguide is written in Python under Apache-2.0. jsdoc has attracted 10% as many forks as stars, pg-aiguide 6%. jsdoc was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (docs, documentation), 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
| jsdoc | pg-aiguide | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 1.8K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | JavaScript | Python |
| Last push | 2026-09-19 | 2026-09-16 |
| Forks | ⑂ 1.5K | ⑂ 109 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick jsdoc if
- You weight community size — 15K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick pg-aiguide if
- You want the pg-aiguide feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and pg-aiguide fits your workflow better
About jsdoc
JSDoc is an API documentation generator for JavaScript that reads annotations in source comments and produces a browsable documentation site, aimed at JavaScript developers and library maintainers who need reference documentation to stay in sync with code.
read the full jsdoc overview →
About pg-aiguide
pg aiguide is an Apache 2.0 MCP server and Claude Code plugin that gives AI coding agents version aware PostgreSQL documentation and curated best practice skills, built for developers and teams whose assistants write outdated or incomplete Postgres code.
read the full pg-aiguide overview →
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Frequently asked questions
Is jsdoc or pg-aiguide more popular?
jsdoc has 15,465 GitHub stars and pg-aiguide has 1,848. jsdoc has the larger community by that measure.
Are jsdoc and pg-aiguide free?
Both are open source. jsdoc is licensed under Apache-2.0 and pg-aiguide under Apache-2.0. Neither carries a licence fee.
What is the difference between jsdoc and pg-aiguide?
jsdoc is written in JavaScript and pg-aiguide in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, jsdoc or pg-aiguide?
Choose jsdoc if you want the larger community (15,465 stars) or its Apache-2.0 licence terms. Choose pg-aiguide if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.