Patreon: https://www.patreon.com/posts/tutorial-lip-rig-39524369
Twitter: https://twitter.com/louisdumont
Here's a setup I've been playing around with. Consisting of 2 bone controllers to match a characters mouth to dialogue. I find it good for low detail, stylised characters.
You can download the one I created here: http://weareformation.com/simple-2-controller-setup-for-lipsync/
Here's a link to my twitter if you want to share anything: https://twitter.com/louisdumont