| ID | Name | Type |
|---|---|---|
| #16636 | Rikokun | + |
| #12327 | Rikta Software | Z |
| #19683 | Rind | - |
| #12329 | Rindex | ? |
| #16637 | Ring | ? |
| #12330 | Ringo | ? |
| #17666 | Rinn Soft | S |
| #12331 | Rino Software | Z |
| #12332 | Rino-Soft | Z |
| #12333 | RinsSoft | - |
| #12334 | Risk | ? |
| #12335 | Risk Soft | - |
| #12336 | Riskej | ? |
| #23173 | Risto Ahonen | + |
| #12337 | Rita Bonelli | + |
| #12338 | Ritas do Brasil I.B.M. Ltda | Z |
| #12339 | River Software | Z |
| #12340 | Riverside Software | Z |
| #12341 | Ro Richardson | + |
| #12342 | Roald Dahl | + |