- Type of site
- Internet encyclopedia
- Owner
- Wikimedia Foundation
- Url
- os .wikipedia .org
- Commercial
- No
- Registration
- Optional
- Users
- 28,063 registered accounts, 72 contributors (Feb. 2015)
- Launched
- 28 February 2005 ; 21 years ago ( 2005-02-28 )
- Content license
- Creative Commons Attribution/, Share-Alike 4.0 (most text also dual-licensed under GFDL ), Media licensing varies