We have lots of free Unity goodies available on GitHub so be sure to give them a look!

Read the release notes before updating any plugin! Important information may be present.
Plugin licenses purchased more than 2 years ago have begun to expire. All license updates will come with a 20% discount. When you attempt to use an expired download link you will be taken to a web page where you can purchase your license update. The Plugin Manager will also have update buttons available that will take you to the plugin license update web page.
Android plugins are undergoing some massive changes. They will all be aar bundles going forward. Additionaly, any plugins that require Google SDKs or Android support/compat libraries will have the dependencies managed by Google's Jar Resolver. This should cut down massively on download sizes and also chop the Java object count significantly.