OpenGrok Alternatives

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+.

Open Source

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.

Build powerful web apps, and create your custom AI apps, no code needed!

Visit website freemium

Krugle is the complete enterprise solution for search targeted to the development organization. 

Provides a fast, easy to install and use search engine for text but, mostly for source code.

Create, review and deploy code together with GitLab open source git repo management software | GitLab

Hound is an extremely fast source code search engine. 

GrepCode.com is a code search engine built by developers for developers to search and browse open...

Best web-based IDE-like source code browsing and search tool

Source Insight is a programming editor & code browser with built-in live analysis for C/C++, C#, Java, and more; helping you understand large projects.

Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.

Open Source

Powerful code search for large codebases.

OctoLinker is a browser extension for Chrome, Firefox and Opera which allows you to navigate...

Sourcetrail is a cross-platform source explorer for C/C++ and Java.