SubliMap is a plugin for Sublime Text 2 which enables you to use MapReduce algorithm directly in the editor using selected regions as input. This is plugin for developers, so if you use it efficiently you need to know a bit of Python and know how to use Python console, integrated in Sublime Text to fix possible errors or typos in lamda expression.
[
{ "keys": ["ctrl+alt+m"], "command": "subli_map" },
{ "keys": ["ctrl+alt+r"], "command": "subli_reduce" }
]