Add Meteor.gitignore
Exclude bin/* assets generated by the compiler
Visual Studio: Ignore Chutzpah testrunnerfiles

Ignores the compiled typescript files that chutzpah creates. Alot of files are created, so ignoring them have an high impact on repository health.
ignoring *.autosave files generated by QtCreator
Deployed file ignore
Create Agda.gitignore

Ignore .agdai files, they're binary files generated by typechecking .agda files.

Agda is an interactive proof assistant, home page here:
http://wiki.portal.chalmers.se/agda/pmwiki.php

`.agdai` files seem to be only documented here (and indirectly by googling):
http://wiki.portal.chalmers.se/agda/pmwiki.php?n=Main.PerformanceTips

A prominent repository using Agda on github:
https://github.com/HoTT/HoTT-Agda/
Their gitignore files:
https://github.com/HoTT/HoTT-Agda/blob/master/.gitignore
Ignore local.xml as this contains database credentials.
Added Sphinx documentation
Merge pull request #844 from llonchj/python

Added Sphinx documentation
Ignore files generated by cabal sandbox

https://github.com/haskell/cabal/wiki/Package-Environments#sandbox-command
Merge pull request #843 from vikraman/patch-1

Ignore files generated by cabal sandbox
Update VisualStudio.gitignore

I have no idea what this is doing here, totally unrelated to Visual Studio. There is a special OSX gitignore file that you can use.
Merge pull request #845 from gillesdemey/patch-1

Update VisualStudio.gitignore
Merge pull request #655 from conradolega/master

.gitignore for Meteor (and Meteorite)
Merge pull request #657 from MrBogomips/master

PlayFramework: exclude assets under the bin/ directory generated by the compiler
Merge pull request #682 from fsw/master

ignoring *.autosave files generated by QtCreator
Merge pull request #663 from abergs/patch-1

Visual Studio: Ignore Chutzpah testrunnerfiles
Merge pull request #725 from shivam5992/patch-1

Deployed file ignore
Merge pull request #738 from Blaisorblade/patch-1

Create Agda.gitignore
Merge pull request #755 from ohmanger/patch-1

Ignore local.xml as this contains database credentials.