jlog is an useful log tool for android developers.
Simple binary instrumentation toolkit for Android ARM + Thumb.
Instrumentation is based on library injection and hooking function entry points (in-line hooking).
The toolkit consists of two main components the hijack tool and the base library.
Easy.Api is a bundle of utility classes which helps to call the RESTful webservices as quickly as never before. It also allows use of RxJava with only fewer implementation detail. It also works with kotlin.