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OpenGrok project preview
Developer ToolsAlternative to SourcegraphAlternative to HoundAlternative to GitHub Code Search

OpenGrok

Fast and usable source code search and cross reference engine created by Oracle.

View on GitHub Visit website
LicenseCDDL-1.1
GitHub stars4.5k
Last commit1 weeks ago
Tags5 topics
Code Search EngineSymbol Cross ReferenceJava OpengrokDeveloper ToolsOracle Oss
Overview

Why consider OpenGrok?

OpenGrok is an enterprise source code search and cross-reference engine written in Java and C. Developed originally by Sun Microsystems / Oracle, it indexes syntax tokens, definitions, and symbol usages across massive codebases with web-based symbol navigation.

Guided learning

Learn OpenGrok by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of OpenGrok

OpenGrok enables developers to jump from function calls directly to symbol definitions across historical Git revisions.

Docker Quickstart

bash
1docker run -d -v /path/to/src:/opengrok/src -p 8080:8080 opengrok/docker:latest

OpenGrok is licensed under the Common Development and Distribution License (CDDL-1.1).

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OpenGrok FAQs

OpenGrok is listed as a Developer Tools tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository and official website for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

OpenGrok is listed under the CDDL-1.1 license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

OpenGrok is listed as an alternative to Sourcegraph. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.