Compare software

sing-box vs Leaf: catalog facts
sing-box	Leaf
Free Free and open source under the GPL.	Free Free and open source under the Apache 2.0 licence.
Windows, macOS, Linux, Android, Command line	Windows, 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	Wide range of proxy protocols and transports QUIC, TLS, WebSocket and Reality support
JSON configuration that is genuinely complex to write correctly Documentation assumes you already know the protocols involved	No graphical interface; configured by file No release builds published on GitHub
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: Apache-2.0
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 October 2, 2026

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