A list of Opensource applications for Android that I have tested and approved! You can find these applications on Google Play or better on F-Droid! (Note: I update this article from time to time).

• AdAway – No ads!
• APV PDF Viewer – A simple but smart PDF viewer.
• Authenticatior – Used for Gmail Two factor authentication.
• Barcode Scanner – Really need to explain?
• Battery Widget – Little widget which display percentage and temperature of the battery.
• Bubble – A tiny level gauge which works well!
• F-Droid – Opensource applications repository.
• Firefox – Best browser in the world?
• Hacker’s Keyboard – Nice keyboard to type commands in shell.
• Irssi ConnectBot – Great ssh client.
• Hacker’s Keyboard – A keyboard like a real keyboard, nice to use when using ConnectBot!
• KeePassDroid – To manage passwords.
• OI File Manager – A lightweight file manager.
• OSMTracker – Tracking using GPS, useful to contribute to OSM
• primitive ftpd – A very little ftp daemon, usefull for accessing your data in WiFi.
• Search Light – Fucking all flashlight apps are crap, not this one!
• Slight backup – I use it to backup SMS and call-logs.
• Superuser – Replace SuperSu which permits to manage root access.
• Terminal Emulator – Because you can’t live with no terminal!
• Trolly – Lightweight shopping list.
• Wikipedia – More lightweight that using a browser.

And you, what Opensource apps do you use on your Android?