Search Atom packages.

challenger

A comprehensive sourcefetch clone
inoriy
28

source-def

Display keyword's reference.
shivaacharjee
128

sourcerer

Find StackOverflow code snippets relevant to your problem with alt-s.
NickTikhonov
2,098

sourcefetch-stackoverflow

fetch code from stackoverflow solutions
StevenCopeland
170

search-at-point

Search multiple search engines at point or by selection
guylyons
548