Jolt Environment - RuneScape Emulator

Jolt Environment is an open source server suite aimed to emulate RuneScape, a fantasy massive multiplayer online role-playing game. Jolt is fast, powerful, and reliable. First created as an alternate to frameworks available in 2009, it is now one of the most anticipated open source emulators out today. Under the GNU License agreement, the project files are free for distribution and developing. It is required that you do not remove the banner in the source files to show support for the original developer.

Visit the project website: http://joltdev.com/

UPDATE (october): You can find Jolt v2 builds here: http://ajravindiran.com/jolt/v2_builds/