OmegaT

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On the record

Additional tools

The site lists Unicode support, regex searches, custom tags, right-to-left language support, and spelling and grammar checking whose availability depends on language.omegat.org · read 12 Oct 2026

Documentation

The standard version includes a user manual, and the project provides an online manual, tutorials, and developer contribution documentation.omegat.org · read 12 Oct 2026

File formats

The site says OmegaT supports more than 30 file formats, including LibreOffice and Microsoft Office files, XHTML, HTML, PO localization files, and plain text.omegat.org · read 12 Oct 2026

Glossaries and memories

OmegaT supports user glossaries with recognition of inflected forms and simultaneous use of multiple translation memories.omegat.org · read 12 Oct 2026

Interoperability

OmegaT is compatible with other translation memory applications through formats including TMX and XLIFF, and has interfaces to machine translation services.omegat.org · read 12 Oct 2026

Java requirement

OmegaT requires Java Runtime Environment version 11 or later; downloads are available with or without a bundled runtime.omegat.org · read 12 Oct 2026

License

OmegaT is distributed under the GNU General Public License version 3, which allows users to use, modify, and redistribute it.omegat.org · read 12 Oct 2026

Notarized macOS build

The download page says the macOS version is available only as a notarized version recognized by macOS as published by a known developer and scanned by Apple.omegat.org · read 12 Oct 2026

Online services

When users configure machine translation or team project services, OmegaT says it shares information with those services.omegat.org · read 12 Oct 2026

Operating systems

The download page lists Windows, macOS, and Linux and says OmegaT can run on other systems capable of running Java 11.omegat.org · read 12 Oct 2026

Privacy

OmegaT says it does not collect user information or transmit information without explicit consent, and that it does not store information online.omegat.org · read 12 Oct 2026

Project and audience

OmegaT is maintained by an informal international group of volunteers and is intended for professional translation work.omegat.org · read 12 Oct 2026

Purpose

OmegaT is an open-source translation memory application.omegat.org · read 12 Oct 2026

Support

OmegaT recommends its active, multilingual user group for support and also provides developer, localization, bug, feature request, and documentation mailing lists or trackers.omegat.org · read 12 Oct 2026

Translation features

The site lists fuzzy matching, match propagation, team translations, autocomplete, and simultaneous processing of multiple-file projects.omegat.org · read 12 Oct 2026

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