head to head · open source
NetData vs xray-checker
NetData has 80,564 GitHub stars, 6,630 forks, 393 open issues and last shipped yesterday. xray-checker has 904 stars, 88 forks, 20 open issues and last shipped 9 days ago. NetData leads on adoption by 8,812% (80,564 vs 904 stars). NetData is written in Go under GPL-3.0; xray-checker is written in Go under AGPL-3.0. NetData has attracted 8% as many forks as stars, xray-checker 10%. NetData 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
| NetData | xray-checker | |
|---|---|---|
| GitHub stars | ★ 81K | ★ 904 |
| License | GPL-3.0 | AGPL-3.0 |
| Written in | Go | Go |
| Last push | 2026-09-18 | 2026-09-10 |
| Forks | ⑂ 6.6K | ⑂ 88 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick NetData if
- You weight community size — 81K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick xray-checker if
- You want the xray-checker feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Go
- You evaluated both and xray-checker fits your workflow better
About NetData
Netdata is an open source, real time infrastructure monitoring platform written in Go and released under GPL 3.0, built for operators and lean teams who need per second visibility across Linux, macOS, FreeBSD, and Windows systems.
read the full NetData overview →
About xray-checker
Xray Checker is an AGPL 3.0 licensed tool written in Go that tests real connections through Xray Core to monitor proxy server availability across the VLESS, VMess, Trojan and Shadowsocks protocols, then exposes the results as Prometheus metrics and REST API endpoints for operators of self hosted proxy and VPN services.
read the full xray-checker overview →
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Frequently asked questions
Is NetData or xray-checker more popular?
NetData has 80,564 GitHub stars and xray-checker has 904. NetData has the larger community by that measure.
Are NetData and xray-checker free?
Both are open source. NetData is licensed under GPL-3.0 and xray-checker under AGPL-3.0. Neither carries a licence fee.
What is the difference between NetData and xray-checker?
NetData is written in Go and xray-checker 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, NetData or xray-checker?
Choose NetData if you want the larger community (80,564 stars) or its GPL-3.0 licence terms. Choose xray-checker if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.