| 2021-12-29 |  Various Artists EP1 @ Music From Exo-Planet @ 2021-12-11 | 4 | Techno (Peak Time / Driving) | K21 - Biomorph (Original Mix)5:54 | |
| 2020-12-26 |  Me Desvelo (feat. K21) @ Different Music Records @ 2020-12-25 | 1 | House | K21, Jacobo Palacio - Me Desvelo (Original Mix)3:01 | |
| 2020-05-11 |  Under Space Series, Vol. 2 @ Music From Exo-Planet @ 2020-05-11 | 1 | Electronica | K21 - Lunar Quest (Original Mix)4:47 | |
| 2020-04-24 |  The Moon @ Sonar Kollektiv @ 2020-04-24 | 6 | Trap / Wave | Alex Young, K21, Inkswel, Pugs Atomz, Wes Restless, Taiaha - Penny Candy feat. K21, Taiaha, Alex Young, Wes Restless (Original Mix)4:08 | |
| 2018-06-01 |  Under Space Series Vol 1 @ Music From Exo-Planet @ 2018-06-01 | 6 | Techno (Peak Time / Driving) | K21 - And She Fall (Original Mix)4:36 | |
| 2017-03-09 |  Static Travel EP @ Music From Exo-Planet @ 2017-02-23 | 1 | Electronica | K21 - Pray (Original Mix)4:20 | |
| 2017-03-09 | Static Travel EP @ Music From Exo-Planet @ 2017-02-23 | 2 | Techno (Peak Time / Driving) | K21 - Blue (Original Mix)9:07 | |
| 2017-03-09 | Static Travel EP @ Music From Exo-Planet @ 2017-02-23 | 3 | Techno (Peak Time / Driving) | K21 - Static Cycle (Original Mix)7:02 | |
| 2017-03-09 | Static Travel EP @ Music From Exo-Planet @ 2017-02-23 | 4 | Techno (Peak Time / Driving) | K21 - Imposer (Original Mix)6:57 | |
| 2017-03-09 | Static Travel EP @ Music From Exo-Planet @ 2017-02-23 | 5 | Techno (Peak Time / Driving) | K21 - Inject (Original Mix)5:57 | |
| 2017-03-09 | Static Travel EP @ Music From Exo-Planet @ 2017-02-23 | 6 | Electronica | K21 - Tentacles (Original Mix)6:22 | |