It’s only Monday and there are already a bunch of newly leaked BlackBerry OS betas! Can’t wait to see what the rest of the week will bring.

• Download OS 4.5.0.153:
  • 8100
  • 8110
  • 8120
  • 8300
  • 8310
  • 8320
  • 8800
  • 8820

DISCLAIMER: Install at your own risk. This is Leaked/Beta software that is not guaranteed to be stable, and therefore will not be supported by RIM or your wireless carrier should you run into some problems. As a precaution, if you decide to upgrade, it is highly recommended that you make a backup before using this software. If you are not comfortable using Leaked/Beta software you should probably wait for the next official release. *

Source: BlackBerry News

UPDATE: Fixed links

This is an awesome find by CrackBerry! I mean these are only betas but these are the latest betas available, I think, and for all GSM BlackBerrys.

Download :

• OS 4.5.0.124 for the BlackBerry Pearl 8100 [RapidShare]
• OS 4.5.0.124 for the BlackBerry Pearl 8110 [RapidShare]
• OS 4.5.0.124 for the BlackBerry Pearl 8120 [RapidShare]
• OS 4.5.0.124 for the BlackBerry Curve 8300 [RapidShare]
• OS 4.5.0.124 for the BlackBerry Curve 8310 [RapidShare]
• OS 4.5.0.124 for the BlackBerry Curve 8320 [RapidShare]
• OS 4.5.0.124 for the BlackBerry 8700 [RapidShare]
• OS 4.5.0.124 for the BlackBerry 8800 [RapidShare]
• OS 4.5.0.124 for the BlackBerry 8820 [RapidShare]
  

Let me know what you think about this OS!

DISCLAIMER: Install at your own risk. This is Leaked/Beta software that is not guaranteed to be stable, and therefore will not be supported by RIM or your wireless carrier should you run into some problems. As a precaution, if you decide to upgrade, it is highly recommended that you make a backup before using this software. If you are not comfortable using Leaked/Beta software you should probably wait for the next official release. *

BerryReview’s Secret Agents are always on the prowl for the latest underground OS, and today they have found OS 4.5.0.102 for the 8120 and 8820.

Download:

• 8120: http://www.mediafire.com/?jmmtyzwmvz2
• 8820: http://www.mediafire.com/?yegmdzgwymm

Is this version of 4.5.0.102 for the 8120 any different from the one I posted about a few days ago from Rogers?

DISCLAIMER: Install at your own risk. This is Leaked/Beta software that is not guaranteed to be stable, and therefore will not be supported by RIM or your wireless carrier should you run into some problems. As a precaution, if you decide to upgrade, it is highly recommended that you make a backup before using this software. If you are not comfortable using Leaked/Beta software you should probably wait for the next official release. *

Source – BerryReview

BerryReview’s secret agents were able to get these OS versions.

Download:

• 8130 – 4.5.0.97 – http://www.mediafire.com/?4jwwlymnge4
• 8330 – 4.5.0.97 – http://www.mediafire.com/?woyi0×2inim
• 8820 – 4.5.0.93 – http://www.mediafire.com/?dimkwnzyouz

REMEMBER: Always make backups before making major changes/upgrades/downgrades to your BlackBerry. If something should go wrong during the process, you can always revert to the backup.

Source – BerryReview

More OS tips being received over at BerryReview by their secret agents.

8110: http://www.mediafire.com/?w2nqgyay2d2

8120: http://www.mediafire.com/?eedn2olmyd3

8310: http://www.mediafire.com/?1mtkgi3wigm

8320: http://www.mediafire.com/?mtdnygyjwaj

Let me know if you try this one out.

Source – BerryReview

PLEASE REMEMBER: Always make backups before making major changes/upgrades/downgrades to your BlackBerry.

Great find by BerryReview’s secret agents! I haven’t tried any betas myself, but this one being so new I just might give it a shot. If anyone else tries it let me know how it goes.

8100: www.mediafire.com/?w3mt2e4jzg3

8300: www.mediafire.com/?zymitny2mgz

Source – BerryReview

PLEASE REMEMBER: Always make backups when making major changes/upgrades/downgrades to your BlackBerry.

I know that these are considered hot items by most. These betas have been found online and someone was nice enough to host the files. Check them out:

8100 – http://www.mediafire.com/?vfi0mnerbod
8120 – http://www.mediafire.com/?4zntu54m8pc
8130 – http://www.mediafire.com/?o5apky1nvdf
8310 – http://www.mediafire.com/?xmqxyfrroio
8320 – http://www.mediafire.com/?wfijltz9mtj
8330 – http://www.mediafire.com/?bpbd8pxexwz

Please take extreme caution when updating your OS. If you are not sure how to update your OS…DON’T. Remember to always make a backup.

PinStack has this nice “How To” that should help should you want to upgrade your OS:

How to: OS 4.x Upgrade for your Blackberry