| Name | Country | City | Rating | |
|---|---|---|---|---|
| I/O | 0.00 ±0.0 | |||
| ICD | 0.00 ±0.0 | |||
| ICS | 0.00 ±0.0 | |||
| Ideal Systems | 0.00 ±0.0 | |||
| IDSI | 0.00 ±0.0 | |||
| IGA Soft | 0.00 ±0.0 | |||
| IJG, Inc. | United States | Upland, California | 0.00 ±0.0 | |
| IJG, Inc. (Hofacker) | United States | Upland, California | 0.00 ±0.0 | |
| Illegal Software | 0.00 ±0.0 | |||
| Illogic | 0.00 ±0.0 | |||
| Illusion Software | 0.00 ±0.0 | |||
| Illusions II | 0.00 ±0.0 | |||
| Ilmenit | Poland | 0.00 ±0.0 | ||
| Image Computer Products | 0.00 ±0.0 | |||
| Imagic | 0.00 ±0.0 | |||
| Imagine | 0.00 ±0.0 | |||
| Imagists Group | 0.00 ±0.0 | |||
| IMJ Software | 0.00 ±0.0 | |||
| Indian Head Software | 0.00 ±0.0 | |||
| INET Corporation | 0.00 ±0.0 |
