Apps similar to Jamulus include SonoBus, which is free and open source. Other options are Steinberg VST Connect, Jamstud.io, FarPlay and Solocontutti. In total there are eight Audio Recorders like Jamulus for Mac, Windows, Linux, the web and iPhone.
SonoBus is an easy to use application for streaming high-quality, low-latency peer-to-peer audio between devices over the internet or a local network.
United States
Connect to a world of audio production with VST Cloud - global remote recording made easy.
Germany
EU
Jamstud.io lets musicians play live in real-time over the internet. Each musician installs an app on the computer connected to he's instruments and browses from any browser to create or join a private or public session.
FarPlay transports audio so efficiently that you can play music, conduct interviews, or practice a comedy routine as if you were together in the same room, even though you might be hundreds or even thousands of miles apart. Video is built in.
Remote music software for rehearsing, teaching, performing, and jamming with up to 12 players. It combines low-latency, high-quality audio with multichannel inputs, synchronized metronome, filters, backtracks, stereo or multitrack recording, DAW connectivity, and optional Pro video.
NetherlandsEU
JackTrip is a Linux, macOS, or Windows multi-machine audio system used for network music performance over the Internet. It supports any number of channels (as many as the computer/network can handle) of bidirectional, high quality, uncompressed audio signal streaming.
NINJAM is open source (GPL) software to allow people to make real music together via the Internet. Every participant can hear every other participant. Each user can also tweak their personal mix to his or her liking. NINJAM is cross-platform.
United States
Play music with others online in real time. Play with multitrack audio of your favorite music. Musician community.
