General Index vs OpenSyllabus

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

Directory details: General Index and OpenSyllabus
Directory detail	General Index	OpenSyllabus
What it is	The General Index provides three tables derived from more than 107 million journal articles, including an n-gram table.	Open Syllabus maps college curricula across millions of syllabi and provides course matching and analytics.
Website	archive.org/details/GeneralIndex	opensyllabus.org
Type	Website	Website
Topic	Research & Study Tools	Research & Study Tools
Pricing	Not confirmed	Not confirmed
Platforms	Android, iOS, Web	Web
Open source	Not stated	Not stated
Language	English	English
Alternatives	24 alternatives	24 alternatives