head to head · open source
Grafana vs OpenReplay
Grafana has 77,638 GitHub stars, 14,905 forks, 3,326 open issues and last shipped yesterday. OpenReplay has 13,090 stars, 879 forks, 180 open issues and last shipped yesterday. Grafana leads on adoption by 493% (77,638 vs 13,090 stars). Grafana is written in TypeScript under AGPL-3.0; OpenReplay is written in TypeScript under a custom or non-standard licence. Grafana has attracted 19% as many forks as stars, OpenReplay 7%. Grafana was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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
| Grafana | OpenReplay | |
|---|---|---|
| GitHub stars | ★ 78K | ★ 13K |
| License | AGPL-3.0 | Custom / other |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 15K | ⑂ 879 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Grafana if
- You weight community size — 78K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick OpenReplay if
- You want the OpenReplay feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches TypeScript
- You evaluated both and OpenReplay fits your workflow better
About Grafana
The open source platform for monitoring and observability Grafana allows you to query, visualize, alert on and understand your metrics no matter where they are stored. Create, explore, and share dashboards with your team and foster a data driven culture: Visualizations: Fast and flexible client side graphs with a multitude of options. Panel plugins offer many different ways to visualize metrics and logs. Dynamic Dashboards: Create dynamic & reusable dashboards with template variables that appear as dropdowns at the top of the dashboard. Explore Metrics: Explore your data through ad hoc queries and dynamic…
read the full Grafana overview →
About OpenReplay
Français Español Русский العربية Session replay for developers The most advanced session replay for building delightful web apps. OpenReplay is an open source session replay suite you can host yourself, that lets you see what users do on your web app, helping you troubleshoot issues faster. Session replay. OpenReplay replays what users do, but not only. It also shows you what went under the hood, how your website or app behaves by capturing network activity, console logs, JS errors, store actions/state, page speed metrics, cpu/memory usage and much more. Low footprint . With a 26KB (.br) tracker that…
read the full OpenReplay overview →
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Frequently asked questions
Is Grafana or OpenReplay more popular?
Grafana has 77,638 GitHub stars and OpenReplay has 13,090. Grafana has the larger community by that measure.
Are Grafana and OpenReplay free?
Both are open source. Grafana is licensed under AGPL-3.0, and OpenReplay has no licence declared in this registry. Both are free to self-host.
What is the difference between Grafana and OpenReplay?
Grafana is written in TypeScript and OpenReplay 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, Grafana or OpenReplay?
Choose Grafana if you want the larger community (77,638 stars) or its AGPL-3.0 licence terms. Choose OpenReplay if its feature set, stack or Custom / other licence fits better. Both are self-hostable.