Open source Old School RuneScape client
RuneLite is a free, open source OldSchool RuneScape client.
Open the project in your IDE as a Maven project, build the root module and then run the RuneLite class in runelite-client.
For more information visit the RuneLite Wiki.
RuneLite is licensed under the BSD 2-clause license. See the license header in the respective file to be sure.
We've set up a separate document for our contribution guidelines.