Alpus is a dictionary viewer and Wikipedia browser.

Alpus Features:

• Fast and fully offline operation
• Comfortable user interface
• Typing friendly search with case, diacritics, and punctuation tolerance and phonetic matching
• Wildcard, fuzzy, full-text search
• In-page popup translator and many other browsing facilities
• History, bookmarks, and save to file
• Text Viewer applet for rapid lookups during readings
• Vocabulary Exerciser applet for language practice
• MP3 Player applet (desktop version only)
• Portable configuration and storage (desktop version only)
• Support for StarDict, XDXF, DSL, DICTD, and TSV/Plain kinds of offline dictionaries
• Support for ZIM files and MediaWiki database dumps for offline Wikipedia
• Works seamlessly on all your devices: Windows, macOS, Linux, Android, and iOS devices