head to head · open source
metrics vs OpenReplay
metrics has 17,365 GitHub stars, 2,300 forks, 68 open issues and last shipped 5 months ago. OpenReplay has 13,090 stars, 879 forks, 180 open issues and last shipped yesterday. metrics leads on adoption by 33% (17,365 vs 13,090 stars). metrics is written in JavaScript under MIT; OpenReplay is written in TypeScript under a custom or non-standard licence. metrics has attracted 13% as many forks as stars, OpenReplay 7%. OpenReplay was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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
| metrics | OpenReplay | |
|---|---|---|
| GitHub stars | ★ 17K | ★ 13K |
| License | MIT | Custom / other |
| Written in | JavaScript | TypeScript |
| Last push | 2026-05-29 | 2026-11-02 |
| Forks | ⑂ 2.3K | ⑂ 879 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick metrics if
- You weight community size — 17K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- 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 metrics
📊 Metrics Generate metrics that can be embedded everywhere, including your GitHub profile readme! Supports users, organizations, and even repositories! For user accounts For organization accounts 🧩 Customizable with 47 plugins and 335 options! 📅 Isometric commit calendar 🈷️ Languages activity Full year calendar Half year calendar Indepth analysis (clone and analyze repositories) Recently used (analyze recent activity events) Default algorithm Default algorithm (with details) ✨ Stargazers 👨💻 Lines of code changed Classic charts Graph charts Worldmap Repositories and diff history Compact display in base…
read the full metrics 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 metrics or OpenReplay more popular?
metrics has 17,365 GitHub stars and OpenReplay has 13,090. metrics has the larger community by that measure.
Are metrics and OpenReplay free?
Both are open source. metrics is licensed under MIT, and OpenReplay has no licence declared in this registry. Both are free to self-host.
What is the difference between metrics and OpenReplay?
metrics is written in JavaScript 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, metrics or OpenReplay?
Choose metrics if you want the larger community (17,365 stars) or its MIT licence terms. Choose OpenReplay if its feature set, stack or Custom / other licence fits better. Both are self-hostable.