The 1.21.1 version has been in the works for a while and is now finally ready for release!
For a feature list you can check the github, or wait for the next update that adds GuideME documentation.
Developer information
Projects on Modrinth are automatically available through a Maven repository for use with JVM build tools such as Gradle.
maven { name = "Modrinth"; url = "https://api.modrinth.com/maven" }