Feel free to use the code anyway you like. Just please keep my name and the link to my github anywhere you take it.
Please note that no touch interactions are developed. There are only two methods to start the animation to go forward or backward in the stack.
A View for cropping images that is similar to Instagram's crop which allows a range of aspect ratios instead of a solid ratio. Also an Activity for cropping is included.
Sticker manipulator for Telegram (it also works for manipulating Lottie animations)
Layout Sherlock! or Yashout!!
Image picker similar to Twitter's image picker. With 4 selection modes.