Sourcegraph is a fast, open-source, fully-featured code search and navigation engine.

Features

• Fast global code search with a hybrid backend that combines a trigram index with in-memory streaming
• Code intelligence for many languages via the Language Server Protocol
• Enhances GitHub, GitLab, Phabricator, and other code hosts and code review tools via the Sourcegraph browser extension
• Integration with third-party developer tools via the Sourcegraph extension API

• Try out the public instance on any open-source repository at sourcegraph.com.
• Install the free and open-source browser extension.
• Spin up your own instance with the quickstart installation guide.
• File feature requests and bug reports in our issue tracker.
• Visit about.sourcegraph.com for more information about product features.

• Git
• Go (1.11 or later)
• Docker
• PostgreSQL (version 9)
• Node.js (version 8 or 10)
• Redis
• Yarn
• Nginx

For a detailed guide to installing prerequisites, see these instructions.

Prebuilt Docker images are the fastest way to use Sourcegraph. See the quickstart installation guide.

1. Ensure Docker is running

2. Initialize the PostgreSQL database

3. Start the development server

   ./dev/launch.sh
   

Sourcegraph should now be running at https://localhost:3080.

For detailed instructions and troubleshooting, see the local development documentation.

The docs folder has additional documentation for developing and understanding Sourcegraph:

• Project FAQ
• Architecture: high-level architecture
• Database setup: database setup and best practices
• Style guide
• GraphQL API: useful tips when modifying the GraphQL API
• Contributing

Sourcegraph OSS is available freely under the Apache 2 license. Sourcegraph OSS comprises all files in this repository except those in the enterprise/ and web/src/enterprise directories.

All files in the enterprise/ and web/src/enterprise/ directories are subject to the Sourcegraph Enterprise license.