Based on Impression by Aidan Follestad.
Impression's code: https://github.com/afollestad/impression
Aperture's Code: https://github.com/VirusThePanda/Aperture-Beta (Uses MIT Liscence)
Please note that this is a BETA, which means that it is still under development, There are bound to be bugs or changes to the UI.
Join the community to contribute to the project, get experimental and Alpha builds, and report bugs (https://plus.google.com/u/0/communities/116518857170051710391)
Note: An update has been recently released (26, October, 2015), but the screenshots in the store listing do NOT reflect these changes. The screenshots will be changed as soon as possible.
Update 0.6.9 PPBA: , UI Fixes, Lag Fixes, preview of Editor (Still in development, but you can see what has been done so far) Preparations for 0.7.5 (Will Add Camera Support and Lag Fixes)