head to head · open source
Apache SkyWalking vs Vortex
Apache SkyWalking has 24,958 GitHub stars, 6,633 forks, 41 open issues and last shipped 3 days ago. Vortex has 599 stars, 338 forks, 44 open issues and last shipped 10 months ago. Apache SkyWalking leads on adoption by 4,067% (24,958 vs 599 stars). Apache SkyWalking is written in Java under Apache-2.0; Vortex is written in Java under Apache-2.0. Apache SkyWalking has attracted 27% as many forks as stars, Vortex 56%. Apache SkyWalking was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (logging), 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
| Apache SkyWalking | Vortex | |
|---|---|---|
| GitHub stars | ★ 25K | ★ 599 |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Java | Java |
| Last push | 2026-09-17 | 2025-11-13 |
| Forks | ⑂ 6.6K | ⑂ 338 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Apache SkyWalking if
- You weight community size — 25K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick Vortex if
- You want the Vortex 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 Vortex fits your workflow better
About Apache SkyWalking
Apache SkyWalking is an open source application performance monitoring (APM) system for distributed systems in cloud native architectures, built for teams that run microservices across Kubernetes and container based environments.
read the full Apache SkyWalking overview →
About Vortex
Vortex is a Java based Discord moderation bot, licensed under Apache 2.0, that pairs a moderation and logging suite with an auto moderator so server staff can track members, keep moderators accountable, and filter certain types of behaviour without constant human intervention.
read the full Vortex overview →
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Frequently asked questions
Is Apache SkyWalking or Vortex more popular?
Apache SkyWalking has 24,958 GitHub stars and Vortex has 599. Apache SkyWalking has the larger community by that measure.
Are Apache SkyWalking and Vortex free?
Both are open source. Apache SkyWalking is licensed under Apache-2.0 and Vortex under Apache-2.0. Neither carries a licence fee.
What is the difference between Apache SkyWalking and Vortex?
Apache SkyWalking is written in Java and Vortex 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, Apache SkyWalking or Vortex?
Choose Apache SkyWalking if you want the larger community (24,958 stars) or its Apache-2.0 licence terms. Choose Vortex if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.