head to head · open source
PostHog vs GEOInflow
PostHog has 40,495 GitHub stars, 3,559 forks, 5,637 open issues and last shipped yesterday. GEOInflow has 688 stars, 223 forks, 3 open issues and last shipped yesterday. PostHog leads on adoption by 5,786% (40,495 vs 688 stars). PostHog is written in Python under a custom or non-standard licence; GEOInflow is written in TypeScript under MIT. PostHog has attracted 9% as many forks as stars, GEOInflow 32%. PostHog was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai-analytics), 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
| PostHog | GEOInflow | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 688 |
| License | Custom / other | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-10-28 | 2026-10-28 |
| Forks | ⑂ 3.6K | ⑂ 223 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick PostHog if
- You weight community size — 40K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick GEOInflow if
- You want the GEOInflow feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and GEOInflow fits your workflow better
About PostHog
Docs Community Roadmap Why PostHog? Changelog Bug reports PostHog is the open source platform for building self driving products PostHog provides every tool you need to build a successful product, and captures all the context agents need to proactively diagnose problems, uncover opportunities, and ship fixes: Self driving mode: Turn signals in your product data (errors, rage clicks, failed queries, and more) into researched reports and pull requests you review and merge. Product analytics: Autocapture or manually instrument event based analytics to understand user behavior and analyze data with visualization or…
read the full PostHog overview →
About GEOInflow
GEOInflow English 简体中文 Self hosted web and AI crawler analytics for Generative Engine Optimization (GEO). Jointly published by 猎看科技 · 北京日报社智源GEO Quick start · Deployment · AI crawler analytics · Architecture · Documentation · Contributing GEOInflow brings website visitors, AI search referrals, server crawl logs, and content inventories into a shared website context. It helps teams understand which AI crawlers visit their sites, which pages they request, which important pages have no observed crawl activity, where requests fail, and how AI search contributes visitors and conversions. The system includes browser…
read the full GEOInflow overview →
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Frequently asked questions
Is PostHog or GEOInflow more popular?
PostHog has 40,495 GitHub stars and GEOInflow has 688. PostHog has the larger community by that measure.
Are PostHog and GEOInflow free?
Both are open source. PostHog has no licence declared in this registry, and GEOInflow is licensed under MIT. Both are free to self-host.
What is the difference between PostHog and GEOInflow?
PostHog is written in Python and GEOInflow 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, PostHog or GEOInflow?
Choose PostHog if you want the larger community (40,495 stars) or its Custom / other licence terms. Choose GEOInflow if its feature set, stack or MIT licence fits better. Both are self-hostable.