Blogs

Learn about new PubNub releases, industry trends, and app development tips.

Build an Android WebRTC Video & Voice Chat App
ChatOct 13, 2015

Build an Android WebRTC Video & Voice Chat App

How to build a cross-platform Android WebRTC video and voice chat application with Java and JavaScript that works on both web and mobile.
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Developer Relations Team
Streaming Sensor Readings to a Real-time Gauge Chart
BuildOct 5, 2015

Streaming Sensor Readings to a Real-time Gauge Chart

How to collect pressure data on a sensor running on Arduino, and stream those readings to a live-updating, real-time gauge chart dashboard.
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Anmol Agrawal
speakfree Provides Comm Platform During Global Crisis
ChatOct 1, 2015

speakfree Provides Comm Platform During Global Crisis

PubNub and speakfree are working together to provide a communication platform for aid organizations and refugees during the global crisis.
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Developer Relations Team
Build: Real-time iOS Heart Rate Monitor & Dashboard
HealthcareSep 30, 2015

Build: Real-time iOS Heart Rate Monitor & Dashboard

How to build an iOS heart rate monitor that streams heart rate data in real time to a real-time dashboard from the iOS smartphone app.
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Michael Carroll
Spline Chart for IoT Sensor Data with Johnny-Five | PubNub
BuildSep 23, 2015

Spline Chart for IoT Sensor Data with Johnny-Five | PubNub

How to collect and stream IoT sensor data in real time to a real-time spline chart on an HTML dashboard with Johnny-Five, Arduino, and PubNub.
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Anmol Agrawal
Hardware-to-hardware Communication with Johnny-Five
BuildSep 22, 2015

Hardware-to-hardware Communication with Johnny-Five

Using the Johnny-Five framework to create real-time hardware-to-hardware communication between a button and LED.
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Anmol Agrawal
Storing and Retrieving IoT Sensor Data in Real time
BuildSep 16, 2015

Storing and Retrieving IoT Sensor Data in Real time

How to collect, store, and retrieve IoT sensor data in real time, updating and syncing data across the application when it restarts.
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Michael Carroll
Build Real-time Buddy Lists-Advanced Channel Groups
ChatSep 15, 2015

Build Real-time Buddy Lists-Advanced Channel Groups

How to build a real-time buddy list (ie. friend's list) for chat applications using advanced channel groups, Presence, and PubNub Stream Controller.
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Michael Carroll
Streaming Accelerometer Readings to a dashboard
BuildSep 10, 2015

Streaming Accelerometer Readings to a dashboard

Collect acceleration readings from an accelerometer and stream the data in real time to a live-updating, real-time dashboard with Intel Galileo.
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Michael Carroll