...
| Maker | Available sizes | Features | Candidate? |
|---|---|---|---|
| GomSpace, Denmark | 1U, 2U, 3U, 6U, 12U | Camera, ADCS, propulsion, cameras, TM/TC radio, downlink radio, SDR | |
| Tyvak, US (Italy) | |||
| ISIS, Netherland | |||
| ClydeSpace, UK | |||
| Surry SSTL, UK | |||
| UTIAS SFL, Canada | |||
Berlin Space  , Germany |