head to head · open source
worldmonitor vs btrace
worldmonitor has 86,684 GitHub stars, 13,147 forks, 313 open issues and last shipped yesterday. btrace has 5,994 stars, 956 forks, 6 open issues and last shipped 4 days ago. worldmonitor leads on adoption by 1,346% (86,684 vs 5,994 stars). worldmonitor is written in TypeScript under AGPL-3.0; btrace is written in Java under Apache-2.0. worldmonitor has attracted 15% as many forks as stars, btrace 16%. worldmonitor was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | btrace | |
|---|---|---|
| GitHub stars | ★ 87K | ★ 6.0K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Java |
| Last push | 2026-09-17 | 2026-09-14 |
| Forks | ⑂ 13K | ⑂ 956 |
| 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 btrace if
- You want the btrace feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and btrace 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 btrace
BTrace is an open source dynamic tracing and diagnostics tool for Java applications, distributed under the Apache 2.0 license and maintained in the Java and JVM ecosystem. It works by attaching to a running Java Virtual Machine and dynamically instrumenting bytecode at runtime, injecting tracing code into classes that are already loaded. The project sits in the Infrastructure & Operations / Monitoring & Observability category and carries the topics tracing, observability, diagnostics, profiling, bytecode instrumentation, runtime instrumentation, java agent and dtrace.
read the full btrace overview →
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Frequently asked questions
Is worldmonitor or btrace more popular?
worldmonitor has 86,684 GitHub stars and btrace has 5,994. worldmonitor has the larger community by that measure.
Are worldmonitor and btrace free?
Both are open source. worldmonitor is licensed under AGPL-3.0 and btrace under Apache-2.0. Neither carries a licence fee.
What is the difference between worldmonitor and btrace?
worldmonitor is written in TypeScript and btrace in Java. 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 btrace?
Choose worldmonitor if you want the larger community (86,684 stars) or its AGPL-3.0 licence terms. Choose btrace if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.