AIReceptionist
VoIP
v0.2.0
A self-hosted AI receptionist that handles phone calls through OpenAI's Realtime API, delivering natural voice conversations without the lag of traditional…20d agoAGPL-3.0No DockerAdvanced
Self-hosted alternatives to Smith.ai
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Also in VoIP
Not listed as Smith.ai alternatives, but they cover the same ground and are worth a look.
FreeSWITCHOpen-source self-hosted softswitch replacing proprietary telecom hardware: SIP PBX with dialplan, voicemail, conferencing, WebRTC and an ESL control API.
fonosterOpen-source, self-hosted voice-agent platform for real phone calls: Autopilot agents defined in YAML, SIP trunks and numbers, transfer, recording, webhooks.
RoutrA self-hosted SIP server handling signaling only, built as cloud-native gRPC services. Works with Asterisk and FreeSWITCH media servers.
FreeSBCFreeSBC is a self-hosted, open-source SBC in Go that keeps FreeSWITCH/Asterisk off the public internet with SIP proxying, RTP/SRTP media anchoring, WebRTC gateway.
AsteriskAsterisk is a self-hosted, open-source PBX and telephony toolkit written in C for business telephone systems with VoIP/SIP, PSTN, and APIs (AMI, ARI, AGI).
KamailioSelf-hosted, open-source SIP signalling server for carrier-scale VoIP: registrar, proxy, load balancer and least-cost routing, with WebRTC, TLS and IMS support.
About these Smith.ai alternatives
1 open-source, self-hosted alternatives to Smith.ai are listed here, ranked by popularity, maintenance and documentation.
- Highest rated
- AIReceptionist (151 GitHub stars, AGPL-3.0 license, written in Python)
- Recently updated
- AIReceptionist v0.2.0 on 2026-10-08
Smith.ai alternatives compared
| Project | License | Language | Stars | Docker | Setup | Latest release | Score |
|---|---|---|---|---|---|---|---|
| AIReceptionist | AGPL-3.0 | Python | 151 | — | Advanced | v0.2.0 | 44 |