The best open source alternative to dict.cc is GoldenDict. If that doesn't suit you, our users have ranked more than 100 alternatives to dict.cc and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to dict.cc are Wiktionary, LibreTranslate, Translate You and Wordnote Dictionary.
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...
Free and Open Source Translation API. 100% self-hosted, no limits, no ties to proprietary services. Built on top of Argos Translate.
Translate You is a Translator App built with Material Design 3 (You) using the LibreTranslate API.
A simple and elegant notebook to write new words and discover their meanings and synonyms. Open a new note, whether if it's for a specific book or for a new language you're learning, write the word you're looking for and see its definition and synonyms.
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.
freeDictionaryApp or free Dictionary App is a simple android application for freeDictionaryAPI. (a reincarnation of https://github.com/yamin8000/Owl2) implemented using Kotlin and Jetpack Compose.
Android translation app using the LibreTranslate engine for translating text across 16 languages, with UI in English and German, five customizable themes, no ads, offline privacy, direct sharing of results, open-source code, lightweight performance and regular updates.
Open source offline translation app written in Python. Uses OpenNMT for translations, SentencePiece for tokenization, Stanza for sentence boundary detection, and PyQt for GUI. Designed to be used either as a GUI application or as a Python library.
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This doesn't appear to be an alternative to dict.cc. Based on the description on its website, GoldenDict is a dictionary aggregator, not a multi-lingual dictionary with its own content.