TinEye Reverse Image Search : TinEye is a reverse image search engine. It finds out where an image came from, how it is being used, if modified versions of the image exist, or if t...
Sourcegraph : Sourcegraph Server is a free, self-hosted code search server that integrates with your code host and supports multi-repository, regexp, and diff searc...
ack : ack is a tool like grep, optimized for programmers
Designed for programmers with large heterogeneous trees of source code, ack is written purely in po...
howdoi : Instant coding answers via the command line.
