| A1 | Svefn-g-englar | 10:04 | ||
| A2 | Starálfur | 6:47 | ||
| B1 | Flugufrelsarinn | 7:47 | ||
| B2 | Ný Batterí | 8:11 | ||
| C1 | Hjartað Hamast (Bamm Bamm Bamm) | 7:10 | ||
| C2 | Viðrar Vel Til Loftárása | 10:18 | ||
| D1 | Olsen Olsen | 8:03 | ||
| D2 | Ágætis Byrjun | 7:56 | ||
| D3 | Avalon | 4:00 |
| Title, Format | Label | Cat# | Country | Year | ||
|---|---|---|---|---|---|---|
| Ágætis Byrjun (CD, Album, Ltd) | Smekkleysa | SM 79 CD | Iceland | 1999 | ||
| Ágætis Byrjun (Cass, Album) | [PIAS] Recordings | 74321861314 | Poland | 2001 | ||
| Ágætis Byrjun (CD, Album, Dig) | [PIAS] Recordings, Krúnk | PIASV 001 CD, 946.0001.20 | Europe | |||
| Ágætis Byrjun (2xLP, Album, RM, RE, Ltd) | FatCat Records | FATLP11X | UK | 2009 | ||
| Ágætis Byrjun (CD, Album, Promo) | FatCat Records, PIAS | fatcd11 | Europe | 2000 |