OpenExplorer is a free and open source file manager for all the Android devices.
It comes with a number of features that help you manage files on your device. It supports USB drives, can be connected to network protocols, and has a text editor to let you edit your text files.
There are tons of other features in the app that you can enjoy for free.
- Complete file system management
- USB, SD and other external media
- Network Connectable (FTP, SFTP, SMB/Samba/Windows/Lan/WIFI)
- Cloud connected (Dropbox, Box, Drive)
- Text Editor (Tabbed, Multiple Document Interface)
- Smart Folders that scan for different types of media (Videos, Photos, Music, Downloads)
- View Pager directory navigation (swipe right to go up a directory)
- Superuser/Root with ability to read/write system folders
- Disk space heat map shows where your biggest files are
- Browse or extract from most common archives – Zip, Tar, TGZip, TBZip2, 7Zip & RAR (Browse Only)