Extensive glossary of SEO-related terms
- (G) — uses Google data
- (I) — uses Inktomi data
- (T) — uses Teoma data
- (*) — with clustering option
- (#) — with thumbnails of listed pages
Major search engines and directories:
Regular search engines and their databases:
Meta search engines — drawing results from multiple databases:
- A9 (G)
- Alexa (G#) — with click-based web site ranking
- Ask / Ask Jeeves (T)
- Google (G) — currently the largest and – on average – the most popular search engine… uses the Page Rank score system to judge every listed page's popularity.
- MSN (I) — see also…
- MSN Beta (Tech Preview).
- Northern Light
- Teoma (T)
- Yahoo (I) — uses the Web Rank score system to rate sites.
Web directories, most human edited (by volunteers):
- Clusty (*)
- Kartoo (*)
- Snap (*#) — click-based data and ranking?
- Vivisimo (*)
Search tools, like search engines collections, guides, or specials:
- DMOZ / Open Directory Project — lends its data to numerous clones and derivates, the most important being the…
- Google Directory
- Thumbshots.org (#) — DMOZ clone.
- Yahoo Directory
- Zeal — the non-commercial Looksmart branche.
- …more on the (free) directories pages…
- MrSapo and
- MyGo and
- TurboScout ;
on these three sites, the same query can be run though multiple search engines successively.
Feel free to contact us if you feel the information presented here is outdated or flawed in any way. Whenever multiple sources spot a new insight or trend, the information in this guide will be updated asap. But all other comments, especially suggestions, praise or other kinds of support, are welcome too…