Supported standards

XMPP Core: RFC 3920, RFC 6120

Note

In RFC 6120 there are 3 different strategies defined in case of a session conflict (same full JID). They are described in 7.7.2.2. Conflict. MongooseIM always uses the 3rd option. It terminates the older session with a <conflict/> stream error.
XMPP Instant Messaging and Presence: RFC 3921, RFC 6121
Client connections:
- over TCP (with TLS/STARTTLS available) as defined in RFC 6120
- over WebSockets as defined in RFC 7395
- over HTTP(S) long-polling (BOSH) as defined in XEP-0124: Bidirectional-streams Over Synchronous HTTP (BOSH) and XEP-0206: XMPP Over BOSH
- GraphQL API
- REST API (deprecated)
Server/backend connections:
- GraphQL API
- REST API (deprecated)
Configurable database backends:
- Transient:
  - Mnesia
  - Redis
- Persistent:
  - RDBMS: MySQL, PostgreSQL, generic ODBC
  - NoSQL: Cassandra
Integration with third-party services
- Amazon Simple Notification Service

Supported XEPs

XEP	Name	Version	Status	Modules
`0004`	Data Forms	2.13.1	complete	`mongoose_data_forms`
`0012`	Last Activity	2.0	complete	`mod_last`
`0016`	Privacy Lists	1.7	complete	`mod_privacy`
`0022`	Message Events	1.4	complete	`mod_offline`
`0023`	Message Expiration	1.3	complete	`mod_offline`
`0030`	Service Discovery	2.5rc3	complete	`mod_disco`
`0045`	Multi-User Chat	1.34.5	complete	`mod_muc`
`0049`	Private XML Storage	1.2	complete	`mod_private`
`0050`	Ad-Hoc Commands	1.3.0	complete	`adhoc`
`0054`	vcard-temp	1.2	complete	`mod_vcard`
`0055`	Jabber Search	1.3	complete	`mod_vcard`
`0059`	Result Set Management	1.0	complete	`jlib`
`0060`	Publish-Subscribe	1.25.0	complete	`mod_pubsub`
`0068`	Field Standardization for Data Forms	1.3.0	complete	`mongoose_data_forms`
`0077`	In-Band Registration	2.4	complete	`mod_register`
`0079`	Advanced Message Processing	1.2	partial	`mod_amp`
`0082`	XMPP Date and Time Profiles	1.1.1	complete	`mod_time`
`0083`	Nested Roster Groups	1.0	complete	`mod_roster`
`0085`	Chat State Notifications	2.1	complete	`mod_offline`
`0086`	Error Condition Mappings	1.0	complete	`jlib`
`0092`	Software Version	1.1	complete	`mod_version`
`0093`	Roster Item Exchange	1.2	complete	`mod_roster`
`0114`	Jabber Component Protocol	1.6	complete	`ejabberd_service`
`0115`	Entity Capabilities	1.6.0	complete	`mod_caps`
`0124`	Bidirectional-streams Over Synchronous HTTP (BOSH)	1.11.2	complete	`mod_bosh`
`0126`	Invisibility	1.1	complete	`mod_privacy`
`0157`	Contact Addresses for XMPP Services	1.1.1	complete	`mod_disco`
`0160`	Best Practices for Handling Offline Messages	1.0.1	complete	`mod_offline`, `mod_offline_chatmarkers`
`0163`	Personal Eventing Protocol	1.2.2	complete	`mod_pubsub`
`0170`	Recommended Order of Stream Feature Negotiation	1.0	complete	`mongoose_c2s`
`0175`	Best Practices for Use of SASL ANONYMOUS	1.2	complete	`cyrsasl_anonymous`
`0178`	Best Practices for Use of SASL EXTERNAL with Certificates	1.2	partial	`cyrsasl_external`
`0185`	Dialback Key Generation and Validation	1.0	complete	`mongoose_s2s_dialback`
`0191`	Blocking Command	1.3	complete	`mod_blocking`
`0198`	Stream Management	1.6.1	complete	`mod_stream_management`
`0199`	XMPP Ping	2.0.1	complete	`mod_ping`
`0202`	Entity Time	2.0	complete	`mod_time`
`0206`	XMPP Over BOSH	1.4	complete	`mod_bosh`
`0215`	External Service Discovery	1.0.0	complete	`mod_extdisco`
`0220`	Server Dialback	1.1.1	complete	`ejabberd_s2s_out`, `mongoose_s2s_dialback`
`0237`	Roster Versioning	1.3	complete	`mod_roster`
`0248`	PubSub Collection Nodes	0.3.0	complete	`mod_pubsub`
`0249`	Direct MUC Invitations	1.2	complete	`mod_muc`
`0277`	Microblogging over XMPP	0.6.5	complete	`mod_pubsub`
`0279`	Server IP Check	0.2	complete	`mod_sic`
`0280`	Message Carbons	1.0.1	complete	`mod_carboncopy`
`0313`	Message Archive Management	1.1.0	complete	`mod_mam`
`0333`	Displayed Markers	0.4	complete	`mod_smart_markers`
`0352`	Client State Indication	1.0.0	complete	`mod_csi`
`0357`	Push Notifications	0.4.1	complete	`mod_event_pusher_push`
`0363`	HTTP File Upload	1.1.0	complete	`mod_http_upload`
`0384`	OMEMO Encryption	0.8.3	complete	`mod_pubsub`
`0386`	Bind 2	0.4.0	partial	`mod_bind2`
`0388`	Extensible SASL Profile	0.4.0	partial	`mod_sasl2`
`0424`	Message Retraction	0.3.0	complete	`mod_mam`

Supported Open Extensions

Name	Module
MUC Light	`mod_muc_light`
Inbox	`mod_inbox`
Token-based reconnection	`mod_auth_token`, `mod_keystore`
MAM extensions	`mam`