download it free put it into a file folder for AE and your're on your're way!
You can search for free plugins at Adobe Exchange. See related link
yes it is always free
The collection of plugins known as Compiz Fusion, gives a variety of display effects for the computer. These effects include effects such as Paint Fire, Desktop Cube, and others such as snow.
There are some free plugins at the Oblivion Nexus (I think).
There are numerous low cost software plugins available that can help with the task of having video effects cheaply. These plugins provide numerous custom services to a user.
For effects plug-ins try the T-Racks plugins from IK Multimedia.
The more popular anything is the more that someone will charge for plugins. The more people will charge for plugins the more chance that some plugins will be written by people who enjoy writing plugins for the fun of it and so the plugin is either free or shareware. To get all plugins for a paticular program will mean a 24/7 chase around the world for a time measured in years
he was the founder of videocopilot.net. he has over 100 Adobe After Effects tutorials as well as a few in Autodesk 3ds Max and Cinema 4d. he also has some products on his website for better special effects and compositing in your films. he offers some free plugins as well.
In your dreams.
VST Planet and PluginBoutique are both websites where someone can find more information about VST plugins. Some VST plugins are free, but many others are licensed software, and a fee must be paid for their use.
Adobe PDF printer driver plugins can be downloaded for free from many different online websites. Some examples of these websites include Neevia and the official Adobe website.
If you can find LADSPA, LV2, or VST freeware plugins, then you can use them in LMMS. (VST plugins under Linux must use Wine)