head to head · open source
PostHog vs Litlyx
PostHog has 39,835 GitHub stars, 3,394 forks, 5,637 open issues and last shipped yesterday. Litlyx has 1,744 stars, 114 forks, 8 open issues and last shipped 10 months ago. PostHog leads on adoption by 2,184% (39,835 vs 1,744 stars). PostHog is written in Python under a custom or non-standard licence; Litlyx is written in TypeScript under Apache-2.0. PostHog has attracted 9% as many forks as stars, Litlyx 7%. PostHog was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (analytics, javascript), 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 | Litlyx | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 1.7K |
| License | Custom / other | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-17 | 2025-12-03 |
| Forks | ⑂ 3.4K | ⑂ 114 |
| 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 Litlyx if
- You want the Litlyx 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 Litlyx fits your workflow better
About PostHog
PostHog is an open source platform for building self driving products, combining product analytics, web analytics, session replay, feature flags, experiments, error tracking, logs, surveys, a data warehouse, data pipelines, AI observability, and workflows in a single system, aimed at product, engineering, and growth teams that want to own their product data rather than rent it.
read the full PostHog overview →
About Litlyx
Litlyx is a privacy focused web and product analytics platform for JavaScript and TypeScript applications. It collects visitor and event data without cookies and presents results in an AI powered dashboard or hosted cloud service. The project sits in the open source analytics ecosystem and is presented as an alternative to Google Analytics, MixPanel, Plausible, Umami, Matomo, Google Analytics 4, and Posthog.
read the full Litlyx overview →
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Frequently asked questions
Is PostHog or Litlyx more popular?
PostHog has 39,835 GitHub stars and Litlyx has 1,744. PostHog has the larger community by that measure.
Are PostHog and Litlyx free?
Both are open source. PostHog has no licence declared in this registry, and Litlyx is licensed under Apache-2.0. Both are free to self-host.
What is the difference between PostHog and Litlyx?
PostHog is written in Python and Litlyx 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 Litlyx?
Choose PostHog if you want the larger community (39,835 stars) or its Custom / other licence terms. Choose Litlyx if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.