Unfortunately no Alpha versions. For security reasons only Minecraft version files that I have personally sourced from Mojang are used, and I have no Alpha version files so they cannot be included.
While this is a good and legitimate program, it should be noted that it distributes Notch's .jar files and is in violation of the Minecraft Forum rules.
I have added support for Minecraft version 1.7.2 today with the release of Minecraft Version Changer v10.0.
As always Minecraft Version Changer is available at http://flippit.ath.cx
flippit.
Latest Minecraft Version Changer is v11.0
Get it at http://flippit.ath.cx
Unfortunately no Alpha versions. For security reasons only Minecraft version files that I have personally sourced from Mojang are used, and I have no Alpha version files so they cannot be included.
Sorry roblotoxic!
Get it here: http://flippit.ath.cx
-Tech
Get it here: http://flippit.ath.cx
Get it here: http://flippit.ath.cx
Get it here: http://flippit.ath.cx
Get it here: http://flippit.ath.cx
Get it here: http://flippit.ath.cx
Get it here: http://flippit.ath.cx