OpenGrok

Sourcegraph is a universal code search tool that lets you find and fix things across ALL your code -- any code host, any repo, any language. Stay in flow and find your answers quickly with smart filters, and more.

FishEye provides a read-only window into your Subversion, Perforce, CVS, Git, and Mercurial repositories, all in one place. Keep a pulse on everything about your code: Visualize and report on activity, integrate source with JIRA issues, and search for commits, files, revisions, or people.

Hound is an extremely fast source code search engine. The core is based on this article (and code) from Russ Cox: Regular Expression Matching with a Trigram Index. Hound itself is a static React frontend that talks to a Go backend. The backend keeps an up-to-date index for each repository and answers searches through a minimal API.

It is an industry-leading semantic code analysis engine that is used to discover vulnerabilities across a codebase. It lets you query code as though it were data. Write a query to find all variants of a vulnerability, eradicating it forever. Then share your query to help others do the same.

Search engine to find source code across all your Git repositories quickly. Search using keywords, exact code, fuzzy, semantic search & more.

It is an AI tool to help developers quickly search and understand large codebases. Engineers at companies like Stripe and Airbnb have to work with million-line codebases; our LLM-powered tool makes this simple.

It is a code search engine for the AI age. It is a local search tool that leverages vector embeddings to enable to search your codebase semantically.

It is an advanced code filtering tool. Filter your codebase with automatically detected keywords. Avoid clicking through files to inspect each match. Results show their surrounding code, all on one page.

It is an open source code search project, offering code, repositories and issues search service for code hosting platforms including Gitee, GitLab and Gitea.

It is a fast and robust semantic search tool for C and C++ codebases. It is designed to help security researchers identify interesting functionality in large codebases.