In this article, we will make use of clmtrackr to identify faces on a video stream (in our case a webcam or camera) and apply custom filters that can be selected by a dropdown on the screen.

Learn how to make the most of Observable JavaScript and the Observable Plot library, including a step-by-step guide to eight basic data visualization tasks in Plot.

Use popular 'grammar of data' syntax to filter and subset your two-dimensional JavaScript arrays and more. Here's how to use Arquero for data wrangling in Observable JavaScript and Node.js.

With the help of JavaScript libraries, it’s very easy to identify facial features and start building your own filters. There are a few considerations though that we did not cover in this tutorial.