| Module | Description | Status |
| ACC | Accounting module | released |
| ALIAS_DB | Database aliases module | released |
| AUTH | Authentication Interface module | released |
| AUTH_DB | Database-backend authentication module | released |
| AUTH_DIAMETER | DIAMETER-backend authentication module | released |
| AUTH_RADIUS | RADIUS-backend authentication module | released |
| AVPOPS | AVP operation module | released |
| AVP_RADIUS | RADIUS-backend for AVP loading module | released |
| CPL-C | CPL interpreter module | released |
| DBTEXT | Text-backend for database API module | released |
| DIALOG | Dialog support module | released |
| DISPATCHER | Dispatcher (load-balancer) module | released |
| DIVERSION | Diversion header insertion module | released |
| DOMAIN | Multi-domain support module | released |
| ENUM | ENUM lookup module | released |
| EXEC | External exec module | released |
| FLATSTORE | Fast writting-only text-backend for database module | released |
| GFLAGS | Global shared flags module | released |
| GROUP | User-groups module with DB-backend | released |
| GROUP_RADIUS | User-groups module with RADIUS-backend | released |
| JABBER | JABBER IM and PRESENCE interconnection module | released |
| MANGLER | SIP mangler module | released |
| LCR | Least Cost Routing module | released |
| MAXFWD | Max-Forward processor module | released |
| MEDIAPROXY | NAT traversal module | released |
| MSILO | SIP message silo module | released |
| MYSQL | MYSQL-bckend for database API module | released |
| NATHELPER | NAT traversal helper module | released |
| OPTIONS | OPTIONS server replier module | released |
| OSP | OSP peering module | released |
| PA | Presence server module | unstable |
| PATH | Path support for SIP loadbalancer | released |
| PDT | Prefix-to-Domain translator module | released |
| PERMISSIONS | Permissions control module | released |
| PIKE | Flood detector module | released |
| POSTGRES | POSTGRES-backend for database API module | released |
| REGISTRAR | SIP Registrar implementation module | released |
| RR | Record-Route and Route module | released |
| SIPTRACE | SipTrace module | released |
| SL | Stateless replier module | released |
| SMS | SIP-to-SMS IM gateway module | released |
| SPEEDDIAL | Per-user speed-dial controller module | released |
| STATISTICS | Script statistics support | released |
| TEXTOPS | Text operations module | released |
| TLSOPS | TLS operations module | released |
| TM | Transaction (stateful) module | released |
| UAC | UAC functionalies (FROM mangling and UAC auth) | released |
| UAC_REDIRECT | UAC redirection functionality | released |
| URI | Generic URI operation module | released |
| UNIXODBC | unixODBC driver module | released |
| URI_DB | URI operation with database support module | released |
| URI_RADIUS | URI operation with RADIUS support module | released |
| USRLOC | User location implementation module | released |
| XLOG | Advanced logger module | released |