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sing-box vs V2Ray: catalog facts
sing-box	V2Ray
Free Free and open source under the GPL.	Free Free to use; the source code is published on GitHub.
Windows, macOS, Linux, Android, Command line	Self-hosted, Command line
One binary covering WireGuard, Shadowsocks, VMess, Trojan, Hysteria and more A routing engine that picks an outbound per connection by domain, IP or process	Flexible platform with several protocols and transports Works as both server and client
JSON configuration that is genuinely complex to write correctly Documentation assumes you already know the protocols involved	No graphical interface; configuration is done in files Requires your own server to be useful
Downloadable app	Downloadable app, Self-hosted
Open source	Open source
License: GPL-3.0	License not stated
No account needed	No account needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.