Actual basebands
In alphabetical order.

Regarding MD5SUMS
MD5SUMs are maintained in a file which is automatically generated.
This file is available here for those interested.

DVKK6: Thread
Fastboot: Original post, neXfiles DL
CWM: neXfiles DL
- Originally for Australia/Telstra phones
- CWM-version yet untested.

DVLE1: Original post
Fastboot: Original post, efrant post, neXfiles DL
CWM: efrant post, neXfiles DL
- Originally for Australia/Telstra phones
- Originally for Australia/Vodaphone phones
- Originally from yakjudv ITL41F to IMM76K OTA update.

DVLF1: Original thread
Fastboot: Original post, neXfiles DL
CWM: Original post, neXfiles DL
- Originally for Australia/Telstra phones. Works best with 850Mhz 3G networks.
- Originally from Telstra yakjudv ITL41F (4.0.1) to IMM76K (4.0.4) OTA update.

DVLH1: Original post
Fastboot: Original post, neXfiles DL
CWM: Original post, neXfiles DL
- Originally for Australia/Telstra phones. Works best with 850Mhz 3G networks.
- Originally from Telstra yakjudv 4.0.4 to 4.1.2 OTA update.
- Same radio as Vodafone Australia's 4.1.2 update (previously different).
- Originally supplied with JRO03C RIL instead of moving on to the JZO54K one.

KRKK7: No dedicated thread.
Fastboot: neXfiles DL
CWM: Original post, neXfiles DL
- Note: Not originally for the I9250-model, but for Korean GSM Galaxy Nexus (M420), which should contain the same hardware.
- Fastboot version yet not tested.

KRKL1: Thread
Fastboot: neXfiles DL
CWM: Original post, neXfiles DL
- Note: Not originally for the I9250-model, but for Korean GSM Galaxy Nexus (M420), which should contain the same hardware.
- Fastboot version was created by my new trimming tool. Not quite tested, but looks ok

KRLB1: Original post
Fastboot: efrant post, neXfiles Dl
CWM: Original post, efrant post, neXfiles Dl
- Note: Not originally for the I9250-model, but for Korean GSM Galaxy Nexus (M420), which should contain the same hardware.
- Originally from yakjukr ICL53F to IMM76K OTA update.
- Name implies UGLC1 is newer than this, but the build number of the release it was bundled with does not. Besides this became publicly available much later. Thus this is "newer" than UGLC1.

SC04DOMKKD: Thread
Fastboot: Original post, neXfiles DL
CWM: Original post, neXfiles DL
- Note: Not originally for the I9250-model, but for Japanese NTT Docomo Galaxy Nexus (SC-04D), which should contain the same hardware.
- CWM package is made by me. Tested and works.

SC04DOMLA1: No dedicated thread.
Fastboot: Original post, neXfiles DL
CWM: Original post, neXfiles DL
- Note: Not originally for the I9250-model, but for Japanese NTT Docomo Galaxy Nexus (SC-04D), which should contain the same hardware.
- Originally from Docomo SC-04D (yakjusc) OTA-update to ICL53F.
- Reported not using the 850Mhz band, giving bad signal for Rogers subcribers in Canada. YMMV.
- Reported not working at all for Three in the UK

SC04DOMLE3: efrant post
Fastboot: efrant post, neXfiles Dl
CWM: efrant post, neXfiles Dl
- Note: Not originally for the I9250-model, but for Japanese NTT Docomo Galaxy Nexus (SC-04D), which should contain the same hardware.
- Originally from yakjusc ICL53F to IMM76K OTA update.

UGKK7: Thread
Fastboot: Original post, neXfiles DL
CWM: Original post, neXfiles DL
- Originally for Canada, Bell GSM & North America

UGKL1: Thread
Fastboot: Original post, neXfiles DL
CWM: Original post, Another post, neXfiles DL
- Originally for Canada, Bell GSM & North America
- From thread: Support confirmed for 850/1900/AWS via Rogers Canada and Mobilicity SIMs.
- Originally from the yakjuux OTA update (ITL41F from ITL41D)

UGLA4: Original post
Fastboot: Original post, neXfiles Dl
CWM: Original post, neXfiles Dl
- Originally from the yakjuux ITL41F to ICL53F update from Google.
- Confirmed fixing roaming bug for Wind/mobilicity users.
- Reported lack of coverage in Malaysia.
- Former reports about bad coverage in Malaysia should be disregarded.

UGLC1: Original post
Fastboot: Original post, neXfiles Dl
CWM: Original post, neXfiles Dl
- Originally from yakjuux 4.0.4 (IMM48) OTA update.

UGLH1: Original thread
Fastboot: efrant post, neXfiles Dl
CWM: efrant post, neXfiles Dl
- Originally from yakjuux 4.0.4 (JRO03C) Jellybean OTA update.

UGLL1: Original post <-- NEWEST RIGHT NOW
Fastboot: Original post, neXfiles Dl
CWM: Original post, neXfiles Dl
- Originally from yakjuux JOP40D Jellybean 4.2.1 OTA update.

UIKL3: Thread
Fastboot: neXfiles DL
CWM: Original post, neXfiles DL
- Originally for the Brazilian model (Galaxy X), yakjuvs 4.0.2 (ICL53F) OTA update.
- Thanks to wisefreakz for uploading

UILE1: No thread
Fastboot: neXfiles DL
CWM: neXfiles DL
- Originally for the Brazilian model (Galaxy X), yakjuvs 4.0.4 OTA update.
- Thanks to danilohawila for uploading

UILH1: Original post
Fastboot: neXfiles DL
CWM: Original post, neXfiles DL
- Originally for the Brazilian model (Galaxy X)
- Thanks to LeBaldi for uploading

XXKK1: Thread
Fastboot: neXfiles DL
CWM: Original post, neXfiles DL
- Standard European baseband
- Originally from the yakju ITL41F and ITL41D factory images.
- Not recommended for any firmwares/ROMs above 4.0.1

XXKK6: Thread
Fastboot: Original post, neXfiles DL
CWM: Original post, neXfiles DL
- Standard European baseband
- Originally from the yakju ICL53F factory image and the OTA update (ICL53F from ITL41F)
- CWM-version made by me, but tested OK

XXKL1: Thread
Fastboot: neXfiles DL
CWM: Original post, neXfiles DL
- Standard European baseband
- Special instructions for Telstra-users
- Originally from Paul O Brian's ROM based on a Samsung leak.
- Fastboot-version is yet untested.

XXLA2: Original post
Fastboot: Original post, neXfiles Dl
CWM: Original post, neXfiles Dl
- Standard European baseband
- Originally from the yakju ICL53F factory image and the OTA update (to 4.0.4 / IMM76D from ICL53F)

XXLF1: Original post
Fastboot: efrant post, neXfiles DL
CWM: Original post, efrant post,neXfiles DL
- Standard European baseband
- Originally from yakju IMM76K to JRN84D (Jelly Bean) OTA update.

XXLH1: Original post
Fastboot: Original post, neXfiles DL
CWM: Original post, neXfiles DL
- Standard European baseband, takju JOP40C 4.2 OTA update.
- Thanks to osm0sis for uploading

XXLJ1: Original post
Fastboot: Original post, neXfiles DL
CWM: Original post, neXfiles DL
- Standard European baseband, takju JDQ39 4.2.2 OTA update.
- Thanks to xaueious for original upload and to osm0sis for properly preppared files


Other mirrors:
Should any of the above links be down, you can try one of the following mirrors, provided by DooMMeeR and nikademus and Goo.im:
- Goo.im mirror
- Mirror by veyka
- Mirror by DooMMeeR
- Mirror by nikademus (https)