How to
![feature gen.png feature gen.png](https://www.pubnub.com/cdn/3prze68gbwl1/1KpvzH5fVd6ipOUZnV6mal/133a95d2c9eb3d5f0b89209ce4bf61ae/feature_gen.png?w=360&h=200&fit=)
Chat
7 Chat SDK Features Developers Will Love
Our picks for the 7 best features in the Chat SDK that make it trivial for developers to create a professional chat experience
![Manage Channel Membership with the PubNub Chat SDK Manage Channel Membership with the PubNub Chat SDK](https://www.pubnub.com/cdn/3prze68gbwl1/6uQZNrJ2ZNoIhMNKcqsRpq/d0642254ab299929238a4b6ba4ebfa03/header_manage_membership.png?w=360&h=200&fit=)
Chat
How to Manage User Channel Membership with the PubNub Chat SDK
The PubNub Chat SDK exposes a set of APIs designed to make it easy to add powerful and flexible chat features to your app with minimum development. This guide walks you through managing user channel membership using the SDK
![Add Reactions to Messages with the PubNub Chat SDK Add Reactions to Messages with the PubNub Chat SDK](https://www.pubnub.com/cdn/3prze68gbwl1/6rm308uW1a3gIAZCUwf0pM/de2d259e0305308afa06c90bdbe5ade0/header_add_reactions_to_messages.png?w=360&h=200&fit=)
Chat
How to Add Reactions and Emoji to Messages with the PubNub Chat SDK
The PubNub Chat SDK exposes a set of APIs designed to make it easy to add powerful and flexible chat features to your app with minimum development. This guide walks you through adding reactions (emoji) to messages using the SDK
![Create Threads and Quote Messages with the PubNub Chat SDK Create Threads and Quote Messages with the PubNub Chat SDK](https://www.pubnub.com/cdn/3prze68gbwl1/3zTuZdmhWsPbGQNSKaHPgH/d4659f3704818fc7b3307679d87c33f6/header_create_threads_and_quote_messages.png?w=360&h=200&fit=)
Chat
How to Create Threads and Quote Messages with the PubNub Chat SDK
The PubNub Chat SDK exposes a set of APIs designed to make it easy to add powerful and flexible chat features to your app with minimum development. This guide walks you through creating threads and quoting messages using the SDK
![Mention Users and Channels with the PubNub Chat SDK Mention Users and Channels with the PubNub Chat SDK](https://www.pubnub.com/cdn/3prze68gbwl1/wlY70cmjdfofI9MucIJkP/a613d44afde84e8b0ed82208f3934790/header_mention_users_and_channels.png?w=360&h=200&fit=)
Chat
How to Mention Users and Channels with the PubNub Chat SDK
The PubNub Chat SDK exposes a set of APIs designed to make it easy to add powerful and flexible chat features to your app with minimum development. This guide walks you through mentioning (tagging) users and channels using the SDK
![Smooth location data feature Smooth location data](https://www.pubnub.com/cdn/3prze68gbwl1/kXHsNlps2v2kBzoyNAOHn/2214df94ad9eafe60fb310a8414e7ed7/smooth-location-data-1380x600.png?w=360&h=200&fit=)
Geolocation
How to Smooth Your Location Data & Snap to the Nearest Road
"How do I stop location fixes from ‘jumping around’?”, “How do I snap the vehicle to the road?”, “What if the vehicle GPS location is bad? Can I smooth that data?”.
This how-to aims to answer all these questions.
![How to use the E&A API How to use the E&A API](https://www.pubnub.com/cdn/3prze68gbwl1/1IH9EVg5h3C5TiXSDygBj7/e267d2bc48056d07706d2cd62697b321/eanda_api_1380x600.png?w=360&h=200&fit=)
PubNub portal
How to Use the Events & Actions API
The Events & Actions API provides programmatic access to PubNub's E&A feature, allowing you to manage all the events in your application's ecosystem and send real-time data to third-party systems.
![How to use App Context How to use App Context](https://www.pubnub.com/cdn/3prze68gbwl1/6XDgXiIcUGne8BQyoxSSoT/dc7fc84bf82d7c2d4ec74321dbe5a5bd/how_to_use_app_context_feature.png?w=360&h=200&fit=)
PubNub portal
How to Use App Context
App Context is an easy-to-use, serverless storage for user, channel, and membership information. App Context triggers events whenever the data changes, enabling your apps to update in real time.
![How-to Add Moderation to your Live Events Application](https://www.pubnub.com/cdn/3prze68gbwl1/3wV86WJ9XBtmc9GDNzBR9c/c92a3de0ae975a562e7f538d6a1dd953/1380.png?w=360&h=200&fit=)
Chat
How-to Add Moderation to your Live Events Application
How to utilize the PubNub SDK on both the server side and client side of your application to add secure moderation events to your live events app.
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