HyperPhysics presents a concept reference with indexes for videos, demos, class materials, papers, and connections to chemistry, geophysics, and biology.
EyeWiki
vsMerck Index
EyeWiki vs Merck Index
How do EyeWiki and Merck Index compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | EyeWiki | Merck Index |
|---|---|---|
| What it is | EyeWiki offers an eye encyclopedia written by physicians and surgeons, with reference information for readers. | The Merck Index provides a searchable reference for chemical substances by name or CAS Registry Number. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both EyeWiki and Merck Index.
The Wikispecies project lets visitors browse and contribute information about species through its online reference pages.
The Photographic Periodic Table presents element information alongside photographs and reference material.
The SmartCockpit site provides an online aviation library with quizzes, news, and reference material.
HemOnc offers a wiki reference for hematology and oncology topics for medical readers.
The Catalogue of Life provides a reference list of the world's species.





