Common Language Extension for Android - CLE is a common extension platform, which presents a general method for mixed language calls. It supports distributed object technique, which objects as medium to implement the mixed call between languages. Object is presented as a structured memory with a list of function pointers
smali/baksmali is an assembler/disassembler for the dex format used by dalvik, Android's Java VM implementation. The syntax is loosely based on Jasmin's/dedexer's syntax, and supports the full functionality of the dex format (annotations, debug info, line info, etc.)
JSONovich - Firefox Addon is a Firefox extension that pretty-prints JSON content of various types directly in a browser tab. It uses the browser's native JSON parser and a custom-built formatter to produce its output.
Normally, Firefox would prompt to download JSON sent with the correct application/json mime-type