These are the Modding tutorials for Minecraft 1.7.
You can find tutorials for other versions over here.
If you are interested in a more in depth guide of Minecraft modding, check out this:
German Videos (Thanks to HyCraftHD)
– Set up
French Tutorials (Thanks to cccFudge_10)
Spanish Tutorials (Thanks to PerikiyoXD)
Portuguese Tutorials (Thanks to Luke)
Traditional Chinese Tutorials (Thanks to GKB)
Dutch Tutorials (Thanks to Pineapplejuice and TheDutchGameFamily)
– Installatie Deel 1: JDK en Eclipse
If you are having any problems with this version of Forge read this.