head to head · open source
PostHog vs Lua.sh
PostHog has 39,835 GitHub stars, 3,394 forks, 5,637 open issues and last shipped yesterday. Lua.sh has 340 stars, 65 forks, 4 open issues and last shipped 4 days ago. PostHog leads on adoption by 11,616% (39,835 vs 340 stars). PostHog is written in Python under a custom or non-standard licence; Lua.sh is written in PHP under AGPL-3.0. PostHog has attracted 9% as many forks as stars, Lua.sh 19%. PostHog 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
| PostHog | Lua.sh | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 340 |
| License | Custom / other | AGPL-3.0 |
| Written in | Python | PHP |
| Last push | 2026-09-17 | 2026-09-14 |
| Forks | ⑂ 3.4K | ⑂ 65 |
| 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 Lua.sh if
- You want the Lua.sh feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches PHP
- You evaluated both and Lua.sh 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 Lua.sh
Lua.sh is an open source, self hostable URL shortener built on Laravel, Vue 3, and Inertia.js, aimed at individuals and teams who want branded, trackable links running on infrastructure they control.
read the full Lua.sh overview →
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Frequently asked questions
Is PostHog or Lua.sh more popular?
PostHog has 39,835 GitHub stars and Lua.sh has 340. PostHog has the larger community by that measure.
Are PostHog and Lua.sh free?
Both are open source. PostHog has no licence declared in this registry, and Lua.sh is licensed under AGPL-3.0. Both are free to self-host.
What is the difference between PostHog and Lua.sh?
PostHog is written in Python and Lua.sh in PHP. 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 Lua.sh?
Choose PostHog if you want the larger community (39,835 stars) or its Custom / other licence terms. Choose Lua.sh if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.