head to head · open source
Uptime Kuma vs RedELK
Uptime Kuma has 93,190 GitHub stars, 8,655 forks, 805 open issues and last shipped yesterday. RedELK has 2,686 stars, 388 forks, 13 open issues and last shipped yesterday. Uptime Kuma leads on adoption by 3,369% (93,190 vs 2,686 stars). Uptime Kuma is written in JavaScript under MIT; RedELK is written in Python under BSD-3-Clause. Uptime Kuma has attracted 9% as many forks as stars, RedELK 14%. RedELK 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 | RedELK | |
|---|---|---|
| GitHub stars | ★ 93K | ★ 2.7K |
| License | MIT | BSD-3-Clause |
| Written in | JavaScript | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 8.7K | ⑂ 388 |
| 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 RedELK if
- You want the RedELK feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches Python
- You evaluated both and RedELK 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 RedELK
RedELK The Red Team's SIEM a tool for Red Teams for tracking and alarming about Blue Team activities as well as enhanced usability in long term operations. 1. Enhanced usability and overview for the red team operators by creating a central location where all relevant operational logs from multiple teamservers are collected and enriched. This is great for historic searching within the operation as well as giving a read only view on the operation (e.g. for the White Team). Especially useful for multi scenario, multi teamserver, multi member and multi month operations. Also, super easy ways for viewing all…
read the full RedELK overview →
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Frequently asked questions
Is Uptime Kuma or RedELK more popular?
Uptime Kuma has 93,190 GitHub stars and RedELK has 2,686. Uptime Kuma has the larger community by that measure.
Are Uptime Kuma and RedELK free?
Both are open source. Uptime Kuma is licensed under MIT and RedELK under BSD-3-Clause. Neither carries a licence fee.
What is the difference between Uptime Kuma and RedELK?
Uptime Kuma is written in JavaScript and RedELK in Python. 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 RedELK?
Choose Uptime Kuma if you want the larger community (93,190 stars) or its MIT licence terms. Choose RedELK if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.