
OpenGrok
Sourcegraph
Atlassian Fisheye
Text Sherlock
Etsy Hound
Sourcebot
grep.app
Sourcegraph for GitHub
JavaScript
Python
Java
PHP
Rust
Haskell
Typescript
Elixir
OpenGrokSourcegraph - Sourcegraph is a free, self-hosted code search and intelligence server that helps developers find, review, understand, and debug code. Use it with any Git code host for teams from 1 to 10,000+.
Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
Atlassian Fisheye - With FishEye you can search code, visualize and report on activity and find for commits, files, revisions, or teammates across SVN, Git, Mercurial, CVS and Perforce.
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible
Text Sherlock - Provides a fast, easy to install and use search engine for text but, mostly for source code.
PHP - A popular general-purpose scripting language that is especially suited to web development