Wiktionary is a multilingual, web-based project to create a free content dictionary of all words in all languages. Developed by Wikimedia Foundation
License: Open Source
StarDict is a versatile dictionary software that excels in offline access and customization, making it suitable for users who prefer a standalone application. In contrast, Wiktionary is a comprehensive online dictionary with rich media content and community-driven updates, ideal for users seeking a dynamic and expansive language resource.