Xabber Classic

Jabber (XMPP) client app with multiple accounts, privacy modes and a clean and
simple interface.

This version is for old versions of Android, if you are running Ice Cream
Sandwitch or later, consider installing https://f-droid.org/packages/com.xabber.androiddev instead.

Supported protocols:

• RFC-3920: Core;
• RFC-3921: Instant Messaging and Presence;
• XEP-0030: Service Discovery;
• XEP-0128: Service Discovery Extensions;
• XEP-0115: Entity Capabilities;
• XEP-0054: vcard-temp;
• XEP-0153: vCard-Based Avatars;
• XEP-0045: Multi-User Chat (incompletely);
• XEP-0078: Non-SASL Authentication;
• XEP-0138: Stream Compression;
• XEP-0203: Delayed Delivery;
• XEP-0091: Legacy Delayed Delivery;
• XEP-0199: XMPP Ping;
• XEP-0147: XMPP URI Scheme Query Components;
• XEP-0085: Chat State Notifications;
• XEP-0184: Message Delivery Receipts;
• XEP-0155: Stanza Session Negotiation;
• XEP-0059: Result Set Management;
• XEP-0136: Message Archiving;
• XEP-0224: Attention.