During non-working hours, it makes sense to route phone calls to an answering machine as opposed to leaving the phone unattended ringing at all times. Let us see how we can create a phone answering machine that records the phone calls and allows easy access.

Building An Answering Machine

The Media Sessions API provides a way to customize media notifications. Let’s imagine this scenario. You have multiple tabs opened with audio and videos playing on each of them and let’s say you want to pause the tab playing “N.Y State of Mind by Nas”, and you don’t want to go to that specific tab to pause the audio. You wished you had a way to control media playback right? That’s where Media Sessions API come in.

Modify Media Notifications with Media Sessions API

Learn how we were able to build an audio hub for Twitter spaces using Cloudinary and a host of other technologies.

Audio Platform for Managing Twitter Spaces

Build an audio enhancer for videos using Cloudinary and Dolby

Enhance video quality with Dolby

Most of the time the only media types that get attention in web development are videos and images. We're going to make a small app that will let users work with audio in the browser and make their own beats!

Building a Virtual Beat Box in Redwood


In this Mediajam, we will learn how we can leverage Google's Dialogflow to analyze voice commands and use these commands to control video playback. We will look at how to create Dialogflow intents that translate to basic video commands such as play, pause, stop and seek video forwards or backward.

Control video playback with voice using Dialogflow

Essentially, if you wanted to embed sound on a web page, or stream audio using the MediaStream API; the HTML5 audio tag could handle that. However, as technology keeps advancing and the demand for web browsers and applications to handle more complex functionalities, the audio tag is very limited. Hence, the Web Audio API.

Audio Streaming with Web Audio API and Cloudinary

Creating Custom Video Ads in Next.js

Extracting the audio track from existing videos can be very useful. This is for example when we want to make our video playlists accessible on the go in audio format. Without any server-side code, let’s explore how we can easily get audio tracks from videos.