- ePrints Soton
- Emicro Technologies
- EdShare
- Dr.Divan Fard
- CSUN ScholarWorks
- Connectors
- Connect Innovate UK
- Computer Science Department
- Computer and Information Sciences
- Center for Quantum Science and Engineering
- Catalyst
- Catalyst
- Cambridge University Press
- Calvary Chapel of OKC
- Cal State LA - Instructional Web Server
- Bulletin of the Iranian Mathematical Society
- Building Science Corporation
- Bolton Learning Together
- Blue Lime Labs
- BITS Pilani
