PackUpdate

Now maintained again by Kilobyte22

WTF?

A simple program that downloads and updates modpacks automatically. It was written to work directly as a pre-launch command for MultiMC and features

• Delta updates (only download mods that changed).
• Easy creation of modpacks (just a text file with names, versions, download links and checksums)
• No need for a huge amount of webspace or traffic!

How?

For a detailed explanation on how to set up PackUpdate see the Wiki

How to build?

Install Scala and SBT, then run sbt assembly. This will produce a standalone jar. For development you can use IntelliJ Idea with the scala plugin, which has native support for sbt