Revised Dictionary vs MyLanguages

How do Revised Dictionary and MyLanguages compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.

Directory details: Revised Dictionary and MyLanguages
Directory detail	Revised Dictionary	MyLanguages
What it is	The Revised Dictionary records historical language usage for researchers and language study.	MyLanguages lists 94 free language courses with vocabulary, grammar, audio, and practical study guides.
Website	dict.revised.moe.edu.tw/index.jsp	mylanguages.org
Type	Website	Website
Topic	Language Learning	Language Learning
Pricing	Not confirmed	Not confirmed
Platforms	Web	Web
Open source	Not stated	Not stated
Language	Chinese	English
Alternatives	24 alternatives	24 alternatives