head to head · open source
Sentry vs LibreHardwareMonitor
Sentry has 44,806 GitHub stars, 4,857 forks, 2,265 open issues and last shipped today. LibreHardwareMonitor has 9,095 stars, 1,016 forks, 524 open issues and last shipped 2 days ago. Sentry leads on adoption by 393% (44,806 vs 9,095 stars). Sentry is written in Python under a custom or non-standard licence; LibreHardwareMonitor is written in C# under MPL-2.0. Sentry has attracted 11% as many forks as stars, LibreHardwareMonitor 11%. Sentry was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (hacktoberfest, monitor, 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.
← all 20902 open source comparisons
Side by side
| Sentry | LibreHardwareMonitor | |
|---|---|---|
| GitHub stars | ★ 45K | ★ 9.1K |
| License | Custom / other | MPL-2.0 |
| Written in | Python | C# |
| Last push | 2026-09-20 | 2026-09-18 |
| Forks | ⑂ 4.9K | ⑂ 1.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Sentry if
- You weight community size — 45K 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 LibreHardwareMonitor if
- You want the LibreHardwareMonitor feature set and don't need the biggest community
- You prefer the MPL-2.0 license terms
- Your stack matches C#
- You evaluated both and LibreHardwareMonitor fits your workflow better
About Sentry
Sentry is an open source debugging platform for detecting, tracing, and fixing software issues in real time. It lives in the developer infrastructure ecosystem and provides error tracking and performance monitoring across languages, frameworks, and runtime environments.
read the full Sentry overview →
About LibreHardwareMonitor
LibreHardwareMonitor is a free, open source, MPL 2.0 licensed hardware monitoring application and .NET library that reads the temperature sensors, fan speeds, voltages, load and clock speeds of a computer's motherboard, processor, graphics cards, drives and network cards, aimed at Windows users who want that telemetry on screen and at C developers who want it inside their own applications.
read the full LibreHardwareMonitor overview →
More in Infrastructure & Operations
Related comparisons
More Monitoring & Observability projects
Compare either of these against the rest of the Monitoring & Observability field.
Frequently asked questions
Is Sentry or LibreHardwareMonitor more popular?
Sentry has 44,806 GitHub stars and LibreHardwareMonitor has 9,095. Sentry has the larger community by that measure.
Are Sentry and LibreHardwareMonitor free?
Both are open source. Sentry has no licence declared in this registry, and LibreHardwareMonitor is licensed under MPL-2.0. Both are free to self-host.
What is the difference between Sentry and LibreHardwareMonitor?
Sentry is written in Python and LibreHardwareMonitor 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, Sentry or LibreHardwareMonitor?
Choose Sentry if you want the larger community (44,806 stars) or its Custom / other licence terms. Choose LibreHardwareMonitor if its feature set, stack or MPL-2.0 licence fits better. Both are self-hostable.