| DITA Open Toolkit | |
|---|---|
| Initial release | 3 March 2005 | 
| Stable release | 4.3.4    / 30 July 2025 | 
| Repository | github | 
| Written in | Java, XSLT, Ant | 
| License | Apache License 2.0 | 
| Website | www | 
DITA Open Toolkit (DITA-OT) is an open-source publishing engine for content authored in the Darwin Information Typing Architecture (DITA). [1]
The toolkit's extensible plug-in mechanism allows users to add their own transformations and customize the default output, which includes: [2]
Originally developed by IBM and released to open source in 2005, [3] the distribution packages contain Ant, Apache FOP, Java, Saxon, and Xerces.
Many DITA authoring tools and DITA CMSs integrate the DITA-OT, or parts of it, into their publishing workflows. [4]
Standalone tools have also been developed to run the DITA-OT via a graphical user interface instead of the command line.