GokiStats is a skill improvement mod for Minecraft, it has been well-known before 1.7.10 but it has stopped developing for years.

Feel free to solve any issue with crash-report in GitHub Issues.

Forum thread on Mcbbs

Umm... Because lots of players have used to type 'Y' to open the skill menu and drain their experiences.

Also, the interface provides is pretty and easy-to-use.

Source code are under MIT License, and resources are under CC-BY-NC-SA 4.0 License.

I, Lasm_Gratel is not the original author of this Mod, since the mod forum was gone and deleted, source code was then released to Public Domain.

However, I choose to grant permissions with MIT License and you are free to contribute.