Open-source offline translation library written in Python

Argos Translate uses OpenNMT for translations and can be used as either a Python library, command-line, or GUI application.

Argos Translate supports installing language model packages which are zip archives with a ".argosmodel" extension containing the data needed for translation.

LibreTranslate is an API and web-app built on top of Argos Translate.

Free and Open Source Machine Translation API. Self-hosted, offline capable and easy to setup. - GitHub - LibreTranslate/LibreTranslate: Free and Open Source Machine Translation API. Self-hosted, offline capable and easy to setup.