head to head · open source
worldmonitor vs sloth
worldmonitor has 86,752 GitHub stars, 13,161 forks, 313 open issues and last shipped today. sloth has 2,548 stars, 228 forks, 25 open issues and last shipped 14 days ago. worldmonitor leads on adoption by 3,305% (86,752 vs 2,548 stars). worldmonitor is written in TypeScript under AGPL-3.0; sloth is written in Go under Apache-2.0. worldmonitor has attracted 15% as many forks as stars, sloth 9%. worldmonitor 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 | sloth | |
|---|---|---|
| GitHub stars | ★ 87K | ★ 2.5K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Go |
| Last push | 2026-09-18 | 2026-09-04 |
| Forks | ⑂ 13K | ⑂ 228 |
| 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 sloth if
- You want the sloth feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and sloth 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 sloth
Sloth Project status Sloth is actively maintained and in continuous development. We’re currently working on internal improvements to make Sloth even more extensible and adaptable to real world use cases. While Sloth already supports custom SLI plugins, upcoming changes will bring more flexibility to how SLOs are generated, making it easier to adapt Sloth to your custom needs. Stay tuned for updates! Introduction Meet the easiest way to generate [SLOs][google slo] for Prometheus. Sloth generates understandable, uniform and reliable Prometheus SLOs for any kind of service. Using a simple SLO spec that results in mu…
read the full sloth overview →
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Frequently asked questions
Is worldmonitor or sloth more popular?
worldmonitor has 86,752 GitHub stars and sloth has 2,548. worldmonitor has the larger community by that measure.
Are worldmonitor and sloth free?
Both are open source. worldmonitor is licensed under AGPL-3.0 and sloth under Apache-2.0. Neither carries a licence fee.
What is the difference between worldmonitor and sloth?
worldmonitor is written in TypeScript and sloth in Go. 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 sloth?
Choose worldmonitor if you want the larger community (86,752 stars) or its AGPL-3.0 licence terms. Choose sloth if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.