Từ Điển Việt

• Cao Đài
• Viet Anh Phap Duc
• Pali-Viet
• Tra Tu
• Viet Dictionary
• Vietnamese Language
• Y Khoa Từ Điển

Chinese

• Chinese Characters
• Chinese Dictionary
• Chinese Tools
• Lexicorner
• Mandarin Tools
• MDBG Chinese-English
• NCIKU
• Tigernt
• Wiki Chinese Dictionary
• Yellow Bridge
• Zhongwen

Hmong

• Freelang Hmong / English
• Hmong / English Dictionaries
• Hmong Dictionary

Multilingual

• Langtolang
• AllWords.com Multi-Lingual Dictionary

Russia

• Russian dictionary
• Rustran

Japanese

• Jisho
• FreeDict
• Tangorin

Chữ Nôm

• Chữ Nôm
• Chữ Nôm (Vietnamese)
• Nom Foundation
• Chữ Nôm - Wikipedia
• Vietnamese Writing System

English

• Cambridge Dictionary
• CMU Pronouncing
• Dictionary.com
• Dictionary of Americanisms
• Soule's Synonymes
• ESL Idiom Page
• Encyclopedia.com
• Etymologically Speaking
• InfoVisual
• Infoplease
• Lexical FreeNet
• Logos Dictionary
• LookWAYup
• Merriam-Webster
• M-W Visual Dictionary
• Online Plain Text English Dictionary
• Online Etymology
• OneLook
• Oxford Dictionaries
• Phrasal Verb Page
• Phrase Finder
• Rhymezone
• The Phrontistery - A Dictionary of Obscure Words
• The Free Dictionary
• The Word Spy
• The Wordsmyth English Dictionary-Thesaurus
• Thesaurus
• UltraLingua English
• Wikipedia

German

• UltraLingua (German to English)
• UltraLingua (English to German)
• Dict.cc Englisch/Deutsch Wörterbuch
• Robb: German English

Italian

• UltraLingua (Italian to English)
• UltraLingua (English to Italian)

Portuguese

• UltraLingua (Portuguese-English)
• UltraLingua (English-Portuguese)

Chữ Hán

• Han Viet.com
• Cách đánh chữ Hán Việt

Translation

• Langage Tools-Google
• Paralink
• Dictionary.com
• Worldlingo
• Foreignword
• World Reference

French

• Langtolang
• UltraLingua French Dictionary

Others

• Luciferous Logolepsy
• My Hebrew Dictionary
• Michaelis Moderno
• Robb: Swahili English
• Robb: Finnish English
• Yiddish-Hebrew-English-German-Russian Picture Dictionary

Thư Viện

• Learning Vietnamese
• Thư viện Hoa Sen
• Thư viện Quoc Gia
• Thư viện Trung Tam
• Wikipedia VN
• World Digital Library

Bibliotheque

• Gallica
• Gallica Vietnam