Dictionaries, Encyclopedias & Digital Libraries

• English-Khmer dictionary
• Lexilogos
• Tovnah
• Digital Library for International Research: Khmer language resources

Grammar

• Khmer language
  Overview of Khmer Language
• Khmer grammar
  Overview of Khmer Grammar
• Seasite Khmer Grammar Lesson
  Description of Khmer language developed by NIU's Center for Southeast Asian Studies

Vocabulary

• Khmer phrasebook
  Travel phrasebook with basic Khmer words and phrases.
• Quizlet
  Sets of Khmer vocabulary flashcards

Reading & Writing

• Khmer alphabet
  Introduction to Khmer script
• Omniglot
  Explanation of Khmer writing system
• Khmer Writing System
  Video explanation of Khmer writing system
• Intermediate Cambodian Reader
  E-book with intermediate-level readings and glossaries
• Cambodian System of Writing and Beginning Reader with Drills and Glossary
  PDF file of Cambodian textbook from 1970. Now in public domain.
• Khmer script
  Information compiled by UN Working Group 

Listening & Speaking

• Spoken Khmer
  Links written phrases in English with their equivalents in spoken Khmer
• Study Khmer
  Video clips of Khmer alphabet 
• Cambodian School
  Video recordings of an instructor guiding viewers through an online textbook
• Youtube
  Cartoon in Khmer
• Youtube
  Song with subtitled lyrics in Khmer and transliteration underneath

Online Course Materials

• Southeastern Asian Studies at NIU
• Series of Khmer lessons on YouTube
• Introductory Khmer lessons
• FSI Cambodian Language Learning Materials

News & Media

• Khmer Links
  Extensive list of Cambodia media outlets and cultural organizations from the University of Hawai’i
• Radio Free Asia
  Regional news in Khmer
• Phnompenhpost
  Weekly English language newspaper
• Khmerlive.tv
  Links to streaming television stations

Social Media

• Facebook Group: Learn Khmer
  Online community of Khmer language learners.
• Khmer Chat Forum
  Searchable Chat forum about Khmer Language

Arts, Films & Music

• Cambodian Living Arts
  Nonprofit organization promoting Cambodian art and supporting Cambodian artists
• Cambodian Cultural Profile
  Information about Cambodian history, culture and community with emphasis on health-related issues.
• National Museum of Cambodia
  Khmer Art History with glossary and photos