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OpenGrok

Free#8 of 42 in Code Search Tools

OpenGrok: A broad, open-source search engine for organizations indexing their own codebases. Ranked #8 of 42 in Code Search Tools by our editors (8.5/10); pricing: Open source; best for organizations wanting comprehensive open-source search.

8.5/10Editor score

Visit OpenGrok

OpenGrok8.5 Visit OpenGrok

At a glance

Editor score
8.5 / 10
Pricing
Open source
Best for
Organizations wanting comprehensive open-source search
Paid from
Free
Deployment
Self_hosted
Facts checked
20 Sep 2026

Where it wins
- Searches text, definitions, symbols, paths, and revision history
- Supports Git, Subversion, Mercurial, CVS, SCCS, and TeamWare
- Provides cross-references, diffs, annotations, REST API, and Docker deployment
Where it doesn't
- Self-hosted deployment requires an indexer and application environment
- Regular-expression search is limited to partial wildcard support
- No AI-powered search or assistance features

Our verdict on OpenGrok

OpenGrok is a Java-based, self-hosted source-code search and cross-reference engine for developers and organizations that need to browse locally indexed codebases. It searches full text, definitions, symbols, paths, and revision history, with hierarchical searches that can be limited to subtrees. The web application supports multiple repositories and projects under a shared source root, and its listed platforms include web, Windows, macOS, Linux, and API access. It is suited to teams that want broad codebase navigation while keeping deployment and indexed repositories under their control.

Open-source distribution is the central pricing advantage. OpenGrok does not present paid tiers in the published model, so there is no plan-by-plan feature split to evaluate. The feature set includes incremental index updates, syntax-highlighted cross-reference views, version-control history and diffs, repository annotations, history views, a REST API, and Docker container deployment. Support for Git, Subversion, Mercurial, CVS, SCCS, and TeamWare gives it a wide version-control fit for organizations working across different repository systems.

The main trade-off is operational scope: OpenGrok is deployed as a web application with an indexer, either in a servlet container or through Docker. That makes it a stronger fit for organizations prepared to manage a self-hosted code-search service than for teams seeking a hosted tool with minimal setup. Search coverage is broad, but regular-expression search is only partially supported and limited to wildcards. Choose OpenGrok for comprehensive, open-source indexing and code navigation across repositories; consider another tool if hosted delivery, full regular expressions, or AI features are priorities.

Your product? Our editors can test OpenGrok in depth and publish a review, labelled as paid · from $149/mo →

OpenGrok pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.

See plans on oracle.github.io

OpenGrok fact sheet

Free plan	Not verified
Paid from	Free
Indexing scope	Codebase
Deployment	Self_hosted
Supported languages	Not verified
Regex search	No
Code navigation	Yes
IDE extensions	Not verified
Deployment	Self-hosted, Browser extension
Platforms	Web, Windows, macOS, Linux
Support	Community, Docs
Built for	Small business, Mid-market, Enterprise (editorial estimate)
Integrations	6 integrations: Git, Subversion, Mercurial, CVS, SCCS, TeamWare
Pricing	Open source
Website	oracle.github.io
Facts checked	20 Sep 2026

OpenGrok integrations

OpenGrok lists 6 integrations on its own site.

Git
Subversion
Mercurial
CVS
SCCS
TeamWare

Alternatives to OpenGrok

See all OpenGrok alternatives →

OpenGrok vs the competition

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Featured on iTechGuides

OpenGrok is listed in our Code Search Tools directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update