Official repo: https://github.com/miktaew/yet-another-idle-rpg
Official release: https://miktaew.github.io/yet-another-idle-rpg/
Dev repo: https://github.com/miktaew/yet-another-idle-rpg-dev
Dev release: https://miktaew.github.io/yet-another-idle-rpg-dev/
Expect complete lack of gameplay balance and a lot of bugs, some potentialy gamebreaking.
Using the "export" feature every now and then is highly recommended.