head to head · open source
Uptime Kuma vs pcm
Uptime Kuma has 93,190 GitHub stars, 8,655 forks, 805 open issues and last shipped yesterday. pcm has 3,353 stars, 532 forks, 69 open issues and last shipped 19 days ago. Uptime Kuma leads on adoption by 2,679% (93,190 vs 3,353 stars). Uptime Kuma is written in JavaScript under MIT; pcm is written in C++ under BSD-3-Clause. Uptime Kuma has attracted 9% as many forks as stars, pcm 16%. Uptime Kuma was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (monitoring), 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
| Uptime Kuma | pcm | |
|---|---|---|
| GitHub stars | ★ 93K | ★ 3.4K |
| License | MIT | BSD-3-Clause |
| Written in | JavaScript | C++ |
| Last push | 2026-11-02 | 2026-10-15 |
| Forks | ⑂ 8.7K | ⑂ 532 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Uptime Kuma if
- You weight community size — 93K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick pcm if
- You want the pcm feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches C++
- You evaluated both and pcm fits your workflow better
About Uptime Kuma
Uptime Kuma Uptime Kuma is an easy to use self hosted monitoring tool. 🥔 Live Demo Try it! Demo Server (Location: Frankfurt Germany): It is a temporary live demo, all data will be deleted after 10 minutes. Sponsored by Uptime Kuma Sponsors. ⭐ Features Monitoring uptime for HTTP(s) / TCP / HTTP(s) Keyword / HTTP(s) Json Query / Websocket / Ping / DNS Record / Push / Steam Game Server / Docker Containers Fancy, Reactive, Fast UI/UX Notifications via Telegram, Discord, Gotify, Slack, Pushover, Email (SMTP), and 90+ notification services, click here for the full list 20 second intervals Multi Languages Multiple…
read the full Uptime Kuma overview →
About pcm
Intel® Performance Counter Monitor (Intel® PCM) PCM Tools Building PCM Downloading Pre Compiled PCM FAQ API Documentation Environment Variables Compilation Options Intel® Performance Counter Monitor (Intel® PCM) is an application programming interface (API) and a set of tools based on the API to monitor performance and energy metrics of Intel® Core™, Xeon®, Atom™ and Xeon Phi™ processors. PCM works on Linux, Windows, FreeBSD, DragonFlyBSD and ChromeOS operating systems. Github repository statistics: We welcome bug reports and enhancement requests, which can be submitted…
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Frequently asked questions
Is Uptime Kuma or pcm more popular?
Uptime Kuma has 93,190 GitHub stars and pcm has 3,353. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and pcm free?
Both are open source. Uptime Kuma is licensed under MIT and pcm under BSD-3-Clause. Neither carries a licence fee.
What is the difference between Uptime Kuma and pcm?
Uptime Kuma is written in JavaScript and pcm in C++. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Uptime Kuma or pcm?
Choose Uptime Kuma if you want the larger community (93,190 stars) or its MIT licence terms. Choose pcm if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.