| Groups (developers) | Abbr. | Country | City | Rating | |
|---|---|---|---|---|---|
| JH Soft | 0.00 ±0.0 | ||||
| JK Soft | 0.00 ±0.0 | ||||
| JKR | 0.00 ±0.0 | ||||
| JMH Software of Minnesota | 0.00 ±0.0 | ||||
| John Wiley & Sons, Inc. | 0.00 ±0.0 | ||||
| Johnson Software | 0.00 ±0.0 | ||||
| Jolly Roger Software, Inc. | 0.00 ±0.0 | ||||
| Jos Dickmann Software | Netherlands | 0.00 ±0.0 | |||
| Jowood Soft | 0.00 ±0.0 | ||||
| Joyce Hakansson Associates, Inc. | 0.00 ±0.0 | ||||
| JP Soft | 0.00 ±0.0 | ||||
| JPR Software, Inc. | 0.00 ±0.0 | ||||
| JR Games | 0.00 ±0.0 | ||||
| Junk Records | 0.00 ±0.0 | ||||
| Jupitersoft | 0.00 ±0.0 | ||||
| Just Fun Software | 0.00 ±0.0 | ||||
| K-12 MicroMedia Publishing, Inc. | 0.00 ±0.0 | ||||
| K-Byte | 0.00 ±0.0 | ||||
| K-Soft | 0.00 ±0.0 | ||||
| K-Tek Software | 0.00 ±0.0 |
