Open Source Chat SDK built on Firebase.
Easily integrate realtime messaging into your existing mobile app or website.
Choosed by TileDesk.com
Open Source
Chat21 is free and Open Source. Download it on GitHub
Multiplatform SDK
Mobile SDK for Android, iOS and Ionic and Web SDK with Angular4
Quick Integration
Designed with simplicity in mind, you can have an Instant Messaging SDK integrated in-app with just a few lines of code
Direct messages
Enable one-to-one messaging between two users.
We support text, image and binary messages.
Send outbound messages even when a user’s device is disconnected. Our SDKs save the message locally and send it when the device reconnects.
Group chat
Create a group and send messages to every member.
Push Notifications
Notify users of new messages when their app is running in the background on every platform. Your users will never miss a message.
SDK
Chat SDKs and Chat APIs is available for:
- Android SDK
- iOS SDK
- Ionic3 application
- Javascript Web Widget
Download it on:
Address book
Keep your contacts always synchronized. Find a contact even when the device is disconnected.
Other features
Delivery receipts. Find out who received your message and who hasn’t.
Built on Google Firebase
Messages history and contacts are always available also in offline mode
Openrecordz Support
OpenRecords uses Chat21 as a live chat solution for customer support
Openrecordz Community
Direct messaging between users is available through Chat21 ionic3 SDK
Bpp Mobile Intrant
Banca Popolare Pugliese used Chat21 to develop their enterprise collaboration and messaging solution.
Alf Chat
AlChat is a mobile app to enable instant messaging for Alfresco users. More details here.
Tiledesk
Customer support solution designed for your users, mobile first and opensource.
Learn more.
Chat21 Mobile Intranet
Mobile collaboration and instant messaging solution, built for the enterprise.