head to head · open source
worldmonitor vs Sentry
worldmonitor has 86,684 GitHub stars, 13,147 forks, 313 open issues and last shipped yesterday. Sentry has 44,792 stars, 4,854 forks, 2,265 open issues and last shipped yesterday. worldmonitor leads on adoption by 94% (86,684 vs 44,792 stars). worldmonitor is written in TypeScript under AGPL-3.0; Sentry is written in Python under a custom or non-standard licence. worldmonitor has attracted 15% as many forks as stars, Sentry 11%. Sentry 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
| worldmonitor | Sentry | |
|---|---|---|
| GitHub stars | ★ 87K | ★ 45K |
| License | AGPL-3.0 | Custom / other |
| Written in | TypeScript | Python |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 13K | ⑂ 4.9K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick worldmonitor if
- You weight community size — 87K 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 Sentry if
- You want the Sentry feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Python
- You evaluated both and Sentry fits your workflow better
About worldmonitor
World Monitor is an open source, real time global intelligence dashboard in TypeScript that aggregates news with AI, monitors geopolitics and infrastructure, and unifies all of it into a single situational awareness interface for analysts, journalists, researchers, and operations teams who need cross domain awareness they can self host.
read the full worldmonitor overview →
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 →
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Frequently asked questions
Is worldmonitor or Sentry more popular?
worldmonitor has 86,684 GitHub stars and Sentry has 44,792. worldmonitor has the larger community by that measure.
Are worldmonitor and Sentry free?
Both are open source. worldmonitor is licensed under AGPL-3.0, and Sentry has no licence declared in this registry. Both are free to self-host.
What is the difference between worldmonitor and Sentry?
worldmonitor is written in TypeScript and Sentry 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, worldmonitor or Sentry?
Choose worldmonitor if you want the larger community (86,684 stars) or its AGPL-3.0 licence terms. Choose Sentry if its feature set, stack or Custom / other licence fits better. Both are self-hostable.