| Abbreviation | Definition |
|---|---|
| IIOT | Industrial Internet Of Things |
| IKAT | Interactive Kiosk Attack Tool |
| IKW | Internet Keyboard Warrior |
| ILEVA | Describing a mindset and a coding philosophy in web design: Independent, Lightweight, Elementary, Va |
| IMRR | Interracial Multicultural Romance Readers |
| IMVU | Chat messenger of social 3D messaging (not an acronym) |
| INOSR | International Network Organization for Scientific Research |
| INUFRO | The International Union of Forest Research Organizations |
| IOC | International Olympic Committee |
| IOLX | Indian Online Express |
| IPBC | Internet Broadcast Coin |
| IPBE | Internet Protocol Bandwidth Expansion |
| IPUO | International P-net User Organisation |
| ISRV | I Serve |
| ITBW | Indigenous Tourism and Biodiversity Website |
| IW | Internet Worlds |
| IWES | Insurance Website Evaluation Study |
| IWL | Infringing Website List |
| IXL | International Excel in Learning |
| JCAN | Jewish Climate Action Network |