Zest Documentation Browser : Offline search tool for developers. Find what you need without the need for Internet access. Allows finding detailed information not available in docu...
howdoi : Instant coding answers via the command line.
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...
