6. FreegeodbFree database of geographic place names and corresponding geospatial data
7. EmojiEmoji (Unicode) and emoticon support for Java and Android
9. Localize[UNMAINTAINED] Collaborative Translation for Android
11. Android AudioHigh-level library for efficient playback of sounds and music on Android
15. Php AuthAuthentication for PHP. Simple, lightweight and secure.
16. Faceless[UNMAINTAINED] Faceless is where you can talk freely
17. ShorturlBijective conversion between natural numbers (IDs) and short strings
18. Android Ddp[UNMAINTAINED] Meteor's Distributed Data Protocol (DDP) for clients on Android
20. Android-CountriesProvides country codes in accordance with ISO-3166-1 and localized names for each country
22. PHP-StrConvenient object-oriented operations on strings
24. PHP-GitScraperDownloads entire Git repositories from publicly accessible ".git" folders over HTTP
25. AppRaterAndroid library that lets you prompt users to rate your application on their appstore (e.g. Google Play)