FreeSWITCH-powered core
Built on FreeSWITCH — the most powerful open-source telephony engine. Handles thousands of concurrent calls, SIP trunks, IVR menus, call queues, and conference bridges with carrier-grade reliability.
Multi-tenant, TLS/SRTP encrypted, AI-assisted. A complete web-based management platform for your FreeSWITCH PBX — deploy in minutes, scale to thousands of extensions.
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PBXWork combines the power of FreeSWITCH with a modern web management platform. Manage 20+ PBX features from a single dashboard — extensions, trunks, ring groups, call queues, IVR, voicemail, call recording, and more. Deploy on-premises, keep full control of your data.
Multi-tenant architecture lets you serve multiple organizations from one installation. TLS/SRTP encryption secures every call. AI-assisted management means your team can configure the system with natural language. No per-seat licensing — scale to thousands of extensions without cost surprises.
Carrier-grade telephony engine powering millions of calls worldwide
Full SIP stack with NAT traversal, codec negotiation, and failover
Proven reliability — the same engine behind tier-1 carriers
One deployment serves multiple organizations with full isolation
Shared database architecture — cost-effective at any scale
Tenant-scoped extensions, trunks, routing, and CDR reporting
TLS for SIP signaling — encrypted call setup and control
SRTP for voice media — encrypted audio streams
Self-signed certificate generation with one-click renewal
A complete web-based management platform for FreeSWITCH — the most powerful open-source telephony engine.
Built on FreeSWITCH — the most powerful open-source telephony engine. Handles thousands of concurrent calls, SIP trunks, IVR menus, call queues, and conference bridges with carrier-grade reliability.
Shared database, shared schema, TenantID isolation. One deployment serves multiple organizations — each with their own extensions, trunks, and routing rules. Enterprise-grade SaaS out of the box.
SIP signaling encrypted with TLS, voice media encrypted with SRTP. Self-signed certificate generation built in. Secure your calls end-to-end without third-party tools.
Extensions, trunks, ring groups, call queues, IVR menus, voicemail, DID routing, call parking, forwarding, monitoring, music on hold — all managed from a single modern web dashboard.
Chat with an AI agent to manage your PBX — query active calls, check extension status, configure trunks, and more. Natural language control over your entire telephony infrastructure.
Next.js 14 frontend with TypeScript, Go backend with GORM, MySQL database, Docker deployment. RESTful API, JWT auth, real-time CDR reports, and comprehensive system monitoring.
OpenClaw is your AI PBX agent. Plain English. Real actions.
Add a new employee to the sales team
Done. New extension created, added to the sales ring group, voicemail set up, and phone provisioned — ready at their desk.
Set up holiday routing for Christmas
Holiday routing configured. Calls will route to voicemail on the holiday and auto-resume normal routing the next business day.
Warehouse phones sound choppy
Found it — audio codec mismatch on the warehouse subnet.
How many phones are registered?
23 phones online right now — all firmware current, one needs an update. I can push it whenever you're ready.
No per-seat pricing. Ever.
Pick a platform tier for the PBX itself — extensions, AI agents, internal calling. For real-world calls, see the PSTN add-ons below or bring your own SIP trunk.
1-3 extensions
Up to 25 extensions
Up to 100 extensions
Unlimited extensions
Need real phone numbers and outbound calling? Add only what you need — or skip it entirely and bring your own SIP trunk.
Inbound to local numbers is unmetered. Toll-free draws bundles 2.5x faster.
Subscribe monthly for the bundle, or buy any size as a one-time top-up.
Bring your own SIP trunk from any carrier. Pay your provider directly — we never see those minutes.
6-second billing increments · Bundles roll monthly · Port-in free · Fair use applies
PBXWork is the Voice OS for your business. Every agentic AI system. Every industry. Every device. Starting with the phone system — ending everywhere.
Agentic AI Integrations
Cloud AI Providers
Supported ✓
Local / Self-Hosted AI
Supported ✓
Auto-Failover
Built in ✓
Custom Endpoints
Supported ✓
Agent Platforms
Supported ✓
Industry packs — built for the way you work
SIP signaling encrypted with TLS, voice media encrypted with SRTP. Self-signed certificate generation built in. End-to-end call encryption without third-party tools.
Shared database architecture with TenantID isolation. One deployment serves multiple organizations — each with their own extensions, trunks, routing rules, and CDR reports.
Natural language PBX management. Query active calls, check extension status, configure trunks — all through conversational AI. Cloud or local LLM, your choice.
The full key system experience. AI receptionist, call queues, IVR. Everything your Nortel had — on open source.
HIPAA-compliant recording, on-call doctor routing, nurse station paging, patient callback. AI handles after-hours so staff don't have to.
Drivers call in to AI dispatch from the cab. HOS logging, route updates, delivery confirmation — all by phone. No app required.
Satellite SIP + Starlink integration. Crew extensions, captain's bridge hotline, engine room paging. Man-overboard emergency page. Molty as ship's AI officer.
Guest room phones, housekeeping dispatch, concierge AI, maintenance routing, wake-up call automation. PBX built for the hotel floor.
District managers call in for store performance, pump status, daily sales. AI reports everything instantly. Built for Wawa, Buccee's, Sheetz and beyond.
Dispatch integration, radio-to-PBX bridging, emergency paging. When cell towers go down, PBXWork Radio Network stays up.
Job site extensions, safety check-in calls, subcontractor routing, permit status IVR. Communication that works on the site not just in the office.
Tenant maintenance calls, emergency routing, rent reminder IVR, package notification, gate access by phone. Manage 100 units from one dashboard.
Service bay phones, parts department IVR, customer callback queue, loaner car dispatch, finance routing. The dealer phone system that actually works.
VHF/UHF repeater network bridges walkie-talkies to SIP extensions. Encrypted channels. Works in dead zones where cell coverage fails.
No installation. No PBX knowledge required. No setup wizard. No Fiverr guy. Just plug in and go. Just plug it into your network, point your phones at it, and you're running a full AI-native key system in minutes.