- Wikipedia(10)
- Open Site
- open-site.org
- A volunteer-run open content encyclopedia.
5.0
(4)
>50
>180
5
- PlanetMath
- planetmath.org
- Collaborative, peer-reviewed mathematics encyclopedia with TeX input, inspired by MathWorld (GNU Free Documentation License).
4.1
(1)
>200
>80
6
- Everything2: Tulips & Chimneys
- www.everything2.com/index.pl?node_id=539066&lastnode_id=0
- Table of contents for this book of poetry written by E.E Cummings.
4.0
(4)
>580
>740
5
- Citizendium
- en.citizendium.org
- Wiki encyclopedia project in which authors use their real, verified names and recognized subject experts can guide the development of citable articles.
4.0
(si*)
>190
>90
5
- Ekopedia
- www.ekopedia.org
- Ekopedia is an encyclopedia about alternative life techniques with strong focus on ecological impact.
3.9
(si*)
>310
-
4
- SklogWiki
- www.sklogwiki.org
- An open wiki for statistical mechanics and thermodynamics.
3.6
(si*)
<10
-
4
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