How to
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.
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.
PubNub portal
Enabling Objects
Follow this how-to on enabling Objects in the Admin Portal to to store metadata for users, channels, and memberships without the need of setting up your own database.
PubNub portal
Enabling Presence
Follow this how-to to enable Presence in the Admin Portal to track the online and offline status of users and devices in real time.
PubNub portal
Events & Actions: How to Filter Messages Using JSONPath
Read our complete guide on how to filter Events using the Advanced JSONPath Filter in Events & Actions. In this guide, you’ll learn the different filter options available to you in E&A, what is JSONPath, and how to format complex JSONPath Filter Expressions to filter for the Events you need.