| Short name | Description | Year | Manufacturer | Runnable | Parent |
|---|---|---|---|---|---|
| jtc | CompJU+TEr | 1987 | Jugend+Technik | Yes | |
| jtces23 | CompJU+TEr (ES 2.3) | 1989 | Jugend+Technik | Yes | jtc |
| jtces40 | CompJU+TEr (ES 4.0) | 1990 | Jugend+Technik | Yes | jtc |
| jtces88 | CompJU+TEr (EMR-ES 1988) | 1988 | Jugend+Technik | Yes | jtc |