yes
The newest edition of iMovie for the Mac, allows you to stabalize a video.
Video editing
The video editing software suite Final Cut Express was created by Apple, Inc and released in 2003. It was discontinued in 2011 and replaced by Final Cut Pro X.
Final cut pro X
final cut pro
They use Final Cut Pro 7.
Apple's Final Cut Pro video editing software is part of the Final Cut Studio suite. It costs $999 (£816) and is not legally available for free.
Video editing software comes in all shapes and sizes, focusing on everyone from the amateur to professional video editor. Video editing software allows you to manipulate recorded videos with special text, graphics and effects. The creative applications are endless with video editing software. Most software packages for personal use allow you to save your videos in a format that is accepted by video sharing sites, such as Youtube. The price of video software varies greatly, depending on its features.
The best and simplest video editing software is probably Adobe Premiere, which is cheaper than Avid and Final Cut Pro, but still powerful.
Yes there is FLV Player that allows you to play any flash video file
To cut a video using Final Cut Pro, import your video into the software, place it on the timeline, and use the blade tool to cut the video at the desired points. You can then delete or rearrange the clips as needed to create your edited video.
Final Cut Express is video editing software and iStopmotion is stop motion animation creation software. They do not work together but as they both use the standard QuickTime formats you can export your video from iStopmotion in a format suitable for importing into Final Cut Express.