How to

Collaboration

Build Collaborative Applications

Follow this how-to and learn how you can build and power your real-time collaborative applications with PubNub.
Chat

How to Build a Telemedicine App

Read our complete guide on making your own telemedicine app. In this guide, you’ll learn about telemedicine, HIPPA, PHI, and solutions for building.
PubNub portal

Enabling Persistence

Follow this how-to to enable Persistence in the Admin Portal to persist all messages as they're published.
Multiple devices showing a telemedicine chat application with conversations between doctors and patients.
Chat

How to Build Cross-Platform Chat Applications with PubNub

If your team is developing a cross-platform application you have a number of options to choose from but whichever approach you take, from web-only to cross-platform frameworks, PubNub can easily incorporate chat into your app.
Chat

How to build a chat app using HTML, CSS, Vue, & JS

Read our complete guide to build a chat app using HTML, CSS, Vue, and JS. Read this and our other information building interactive chat apps.
How to Create a Real-Time Delivery application
Real-Time

How to Create a Real-Time Delivery Application

For any delivery solution, the end user experience will depend on providing real-time updates on vehicle location, delivery time and delivery status
Real-Time

How to Build a Real-Time Counter of Active Users

This how-to will explain how to add a real-time counter of active users to any application, what to consider while building this type of feature, and how PubNub can make it easy.
PubNub portal

Creating Keys

Follow this how-to on creating keys in the Admin Portal to connect your application to the PubNub network.
PubNub portal

Enabling Files

Follow this how-to on enabling Files in the Admin Portal to upload and share files.