Amaze

Overview:
* Open Source, light and smooth
* Based on Material Design guidelines
* Basic features like cut, copy, delete, compress, extract etc. easily accessible
* Work on multiple tabs at same time
* Multiple themes with cool icons
* Navigation drawer for quick navigation
* App Manager to open, backup, or directly uninstall any app
* Quickly access history, access bookmarks or search for any file
* Root explorer for advanced users
* AES Encryption and Decryption of files for security (Jellybean v4.3+)
* Cloud services support (Jellybean v4.3+ / requires additional plug-in)*
* Inbuilt Database Reader, Zip/Rar Reader, Apk Reader, Text Reader
* 24/7 support. Reply within 24 hrs of submission of query through mail
* No ads or In-app purchases
lots more...

Note - Basic r/w operations might not work on external memory on Kitkat devices. Don't use cut/paste from or to external SD Card. You might loose your files.

Opt-in for Beta testing
https://play.google.com/apps/testing/com.amaze.filemanager

Join G+ community to discuss and help in the improvement of app and get beta test versions
https://plus.google.com/communities/113997576965363268101

Source Code
https://github.com/TeamAmaze/AmazeFileManager

XDA thread
https://forum.xda-developers.com/android/apps-games/app-amaze-file-managermaterial-theme-t2937314

Authors :
Arpit Khurana
Vishal Nehra