| im4p | IMG4 Payload Data |
| ima | ImageMixer Data |
| ima | IncrediMail Animation Data |
| ima | System Mechanic Image Data |
| ima | Zemax Image Surface Data |
| image | OpenQwaq Image |
| imagecache | Android Image Cache Data |
| imap | IceWarp Mail Server IMAP Data |
| imapmbox | Apple Mail IMAP Mailbox Data |
| imb | IncrediMail Address Book |
| imb | Source Insight Main Symbol Index |
| imd | Caseware IDEA Data |
| imd | Integration Manager Database |
| imd | Source Insight Main Symbol Index |
| ime | IncrediMail Emotions Data |
| imesx | Microsoft Office IME Search Provider Definition |
| imf | IncrediMail Letter File |
| img | Magellan eXplorist Map Image |
| img3 | Apple iPhone IMG3 Data |
| img4 | Apple iPhone IMG4 Data |
| imh | IncrediMail Contacts Export Data |
| imh | IRAF Image Format Header |
| imi | IncrediMail Graphic Data |
| imi | Magellan eXplorist Geocache Waypoint Data |
| imi | Magellan eXplorist Map Image |
| imiss | PLINK Individual-based Missing Data Report |
| imk | IncrediMail License Key |
| iml | Act! Internet Mail Message |
| imm | IncrediMail Deleted Message Data |
| immodules | GTK+ Input Method Modules Data |
