AlwaysAuth AlwaysAuth is a proxy for the Mojang authorization servers that ensures your server always stays online
Travertine Waterfall, with additional support for Minecraft 1.7.10.
Velocity Velocity is a Minecraft server proxy with unparalleled server support, scalability, and flexibility.
VIAaaS is the Minecraft plugin ViaVersion made standalone as a proxy using VIAaaS.
ViaProxy is the Minecraft plugin ViaVersion made standalone as a proxy which allows players to join EVERY Minecraft server version.
Waterfall Paper fork of the BungeeCord software, with improved Forge support and more features.