• Sa: Bulgarian-English dictionary
• Rechnik: Bulgarian-English dictionary & French, Italian, Spanish, Russian
• T-Rechnik (Български тълковен речник): Bulgarian dictionary
• Bulgarian, a guide to the spoken language,
published by the U.S. War Departement (1943)
• Dictionary of the Bulgarian language (Речникъ на блъгарскый языкъ) by Najden Gerov (Найден Геров) (1895)
А-Д - Е-К - Л-О - П - Р-Ю & supplément
• Complete Bulgarian-English dictionary by Constantine Stephanove (1914)
• online translation: Bulgarian-English & other languages & web page
• Bulgarian conversion : Cyrillic <> Latin characters
• pronunciation of the Bulgarian alphabet & basic phrases (with audio)
• Bulgarian grammar, pronunciation with sound, basic vocabulary
• Short grammar of the Bulgarian language, with reading lessons, by William Morfill (1897)
• Grammar of the Bulgarian language by C.F. Morse (1859)
• Bulgarische Grammatik: Bulgarian grammar by Gustav Weigand (1917)
• books about Bulgarian language: Google books & Internet archive
• Труд - Монитор - Новинар - Стандарт : newspapers
• Bulgarian National Television
• Darik: news & listen to the radio
• DW: news in Bulgarian
• books about Bulgarian literature: Google
books & Internet archive
• Chansons populaires bulgares: Bulgarian folk songs, by Auguste Dozon (1875)
• Бѫлгарски поети : anthology of Bulgarian
poetry (1922) 
• Библия (the Bible): several versions in Bulgarian (with audio), English, Greek, Latin
Всички хора се раждат свободни и равни по достойнство и права.
Те са надарени с разум и съвест и следва да се отнасят помежду си в дух на братство.
-> Declaration of Human Rights in Bulgarian, Russian, English & other languages