| cbin | CACTVS Binary File |
| cbk | DYMO CardScan Backup Data |
| Giza Specifier Drawing Backup |
| cbl | CD Box Labeler Pro Data |
| Microsoft Interactive Training Data |
| PTC Creo Cable Parameters Data |
| cbm | EaseUS Todo Backup Data |
| Microsoft Interactive Training Data |
| cbml | Vernier Logger Pro Data |
| cbmv | Comic Book Millennium Collection Data |
| cbn | PaperMaster Pro Cabinet |
| cbo | Microsoft Interactive Training Bookmark |
| cbor | Concise Binary Object Representation Data |
| cbr | DAZ 3D Carrara 6 Browser Data |
| cbs | Calendar Builder Style Sheet Data |
| Code Breaker PS2 Save File |
| DB/TextWorks SQL Textbase Structure Data |
| cbw | Cardbox Workspace Data |
| cbx | IBM Rational XDE Collaboration File |
| Westok Cellbeam Data |
| cbxx | Westok Cellbeam Data |
| cc | CorelDraw CC Data |
| Picture Window Color Curve Data |
| STK City Database Counties |
| cc1 | Briggs Softworks Calendar Commander Data |
| CARE-S InfoWorks Chemical Oxygen Detail Data |
| Chem3D CC1 Data |
| cc2 | Calendar Commander v2 Calendar Data |
| Chem3D CC2 Data |
| ClubControl 2 Data |
| cc3 | CUEcards Data |
| cc4 | Crossword Compiler v4 Crossword Data |
| cca | cc:Mail Archive |
| Common Component Architecture File |
| Multimedia Fusion Data |
| ccad | Claris CAD Data |
| ccc | BibExcel CCC Data |
| Corel WordPerfect Office Calendar Data |
| FLEXnet Manager Data |
| Microsoft Comic Chat Conversation Data |
| ccd | SmartWare Compiled Cartridge Descriptor |
| Vector CAD Data |
| cce | Cumulus 6 Category Export Data |
| ccf | CommView Captured Data |
| Cryptload Container Format File |
| Cumulus Catalog Data |
| OS/2 Warp Multimedia Viewer Configuration |
| cch | PhotoModeler Photo Chip Data |
| ccj | Compiled Crossword Applet |
| Corticon Server Rulesets Data |
| cck | COMcheck Data |
| CorelDraw Clipart Data |
| ccl | CCTools Levelset Data |
| CFX CCL File |
| ccld | Construction Clouds Data |
| ccm | Lotus CC:Mail Mailbox |
| Multimedia Fusion Custom Menu Data |
| ccmg | STAR-CD v4 Solver Ready Geometry Data |
| ccmp | STAR-CD v4 Results Data |
| ccmt | STAR-CD v4 Transient Data |
| ccp | CloneCD Profile |
| ccp4 | Collaborative Computational Project Number 4 Format Data |
| ccpr | CaptureCAM Pro Data |
| ccr | HealthFrame ASTM Continuity of Care Record |
| Microsoft SMS Client Configuration Request Data |
| ccrf | CalComp Plotter Raster Data |
| Saba Centra Recording Studio Recording |
| ccrz | Saba Centra Recording Studio Recording |
| ccs | TrialDirector Clip Script |
| cct | DesignWorks Schematic Data |
| Live Messenger Contacts Database |
| MicroSim PCBoard Design Information |
| Vector CAD Template |
| ccu | CryptLoad Update Data |
| ccv | SAP Business Objects Crystal Vision Report |
| ccw | Crossword Compiler Crossword File |
| ccwsln | Connected Components Workbench Data |
| ccx | CorelDraw Clipart Data |
| ccz | Client-Course Manager Customized Report Distribution Data |
| cd | STK City Database Main File |
