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GitBucket vs Review Board: catalog facts
GitBucket	Review Board
Free Free and open source under the Apache License 2.0.	Freemium The core is free and open source; Power Pack and RBCommons hosting are paid.
Self-hosted	Web, Self-hosted
Runs from a single WAR file with Java API compatible with GitHub	Supports many version control systems beyond Git, including Perforce and ClearCase Reviews documents and images as well as code
Requires Java 17 on the server No Jakarta EE support for servlet container deployments	Enterprise integrations and enhanced document review require the paid Power Pack Self-hosting requires running a Python web application
Self-hosted	Self-hosted, Hosted service
Open source	Open source
License: Apache-2.0	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.