The best open source alternative to LookUp is GoldenDict. If that doesn't suit you, our users have ranked more than 50 alternatives to LookUp and 18 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to LookUp are Wiktionary, Tatoeba, Artha and StarDict.
GoldenDict is an open-source dictionary program for PC computers that gives translations of words and phrases for different languages. It allows use of several popular dictionary file formats simultaneously.
Wiktionary is a multilingual, web-based project to create a free content dictionary, available in 158 languages. Unlike standard dictionaries, it is written collaboratively by volunteers, dubbed "Wiktionarians", using wiki software, allowing articles to be changed by...
At its core, Tatoeba is a large database of example sentences translated into several languages. Search example sentences translated into many languages. Add and translate your own sentences. It's collaborative, open, free, and even addictive.
Artha is a handy thesaurus based on WordNet with distinct features like global hotkey look-up, passive desktop notifications, regular expression based search, etc.. Artha may be used as a free open-source replacement to the proprietary WordWeb Pro.
Dictionary and offline Wikipedia reader.
"Aard Dictionary is a free, fast, easy to use word lookup program that
looks up words fast even with huge dictionaries like English Wikipedia looks up words in multiple dictionaries in multiple languages without switching .
GNOME Dictionary is a simple, clean, elegant application to look up words in online dictionaries using the DICT protocol.
Tagaini Jisho is a free to use Japanese dictionary. It is available in several languages such as german or french.
Translate Shell (formerly Google Translate CLI) is a command-line translator powered by Google Translate (default), Bing Translator, Yandex.Translate and Apertium.
xFarDic is a comprehensive multilingual dictionary developed using GTK2, wxWidgets, libxml2, under GNU/Linux and relesed under GNU/GPL.
Electron-based software designed for efficiency, enabling seamless text and image translation via keyboard shortcuts, and ensuring synchronized operations across multiple devices for diverse needs.
Russia
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