Open source focus
Open Source Alternatives to Lumocall
60 open source Voice AI options similar to Lumocall, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Each profile notes license and self-hosting where we have it.
PipclawAI AgentOpen source
Callbravo34Voice AITel Aviv, Israel$1.5MOpen source
DhvanixVoice AIBengaluru, IndiaOpen source
Mirrorfly11Agentic AIChennai, IndiaOpen source
CallanoConversational AITel Aviv, IsraelOpen source
LetustalkVoice AIOpen source
XallarapConversational AIOpen source
MoriwaConversational AIOpen source
Mister WolfAgentic AITel Aviv, IsraelOpen source
- Chisp TechnologiesConversational AITel Aviv, Israel
Open source
RevochatConversational AIOpen source
Bland64Voice AISan Francisco, United States$51.0MOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
Sendbird61Conversational AISan Mateo, United StatesOpen source
- COCognigy50Voice AgentDüsseldorf, Germany$156.5M
Open source
- OBOBOt AI49Conversational AITel Aviv, Israel$5.0M
Open source
- SASales Interaction Agent47Agentic AISan Francisco, United States$5.0M
Open source
Dante45Artificial Intelligence$1.5MOpen source
Aquotiq32Conversational AILouth, United KingdomOpen source
Lionwire17Voice AIOpen source
Darim14Conversational AIOpen source
GetpointVoice AITel Aviv, IsraelOpen source
KotokuConversational AITel Aviv, IsraelOpen source
CowpokeAI AgentOpen source
QmogConversational AIOpen source
TelenowVoice AISan Francisco, United StatesOpen source
CallrichVoice AIOpen source
FlintgptConversational AIOpen source
KaaiaConversational AITel Aviv, IsraelOpen source
Genesys Cloud CX64Contact Center AIDaly City, United States$3.9BOpen source
Rasa49Conversational AIBerlin, Germany$13.0MOpen source · Self-hostable
Saperly43Voice AISan Francisco, United States$2.0MOpen source
- BLBlip41Voice AISão Paulo, Brazil$10.0M
Open source
Clara Ai40Conversational AISan Francisco, United StatesOpen source
Tryagentically40Agentic AISan Francisco, United StatesOpen source
Akacia35Conversational AITel Aviv, Israel$1.5MOpen source
Plurai34Conversational AITel Aviv, IsraelOpen source
Tavvo34Conversational AITel Aviv, Israel$4.0MOpen source
Thenvoi AI Ltd31Conversational AILondon, United KingdomOpen source
- Meares17Conversational AI
Open source
Metadialogues15Conversational AIOpen source
Zenthic15Conversational AISan Francisco, United StatesOpen source
Onenexa14Conversational AIOpen source
Appquest2Conversational AITel Aviv, IsraelOpen source
RawqConversational AITel Aviv, IsraelOpen source
MaiqaConversational AIOpen source
AsqsConversational AITel Aviv, IsraelOpen source
Instant365Conversational AITel Aviv, IsraelOpen source
AskhorizonConversational AILondon, United KingdomOpen source
ConvousConversational AIOpen source
ZentokConversational AITel Aviv, IsraelOpen source
RevulaConversational AITel Aviv, IsraelOpen source
DomulisConversational AILondon, United KingdomOpen source
SarhanConversational AITel Aviv, IsraelOpen source
RonivaConversational AITel Aviv, IsraelOpen source
ScalinaConversational AIOpen source
SpaceXAI76Frontier AI LabPalo Alto, United States$90.0BOpen source
Vapi65Voice AISan Francisco, United States$74.3MOpen source
Resemble AI55Voice AINew York, United States$36.5MOpen source
Nomi55AI CopilotSan Francisco, United States$180.0MOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Pipclaw | AI Agent | Open source | — | — | — | |
| Callbravo | Voice AI | Open source | Tel Aviv, Israel | $1.5M | 34 | |
| Dhvanix | Voice AI | Open source | Bengaluru, India | — | — | |
| Mirrorfly | Agentic AI | Open source | Chennai, India | — | 11 | |
| Callano | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Letustalk | Voice AI | Open source | — | — | — | |
| Xallarap | Conversational AI | Open source | — | — | — | |
| Moriwa | Conversational AI | Open source | — | — | — | |
| Mister Wolf | Agentic AI | Open source | Tel Aviv, Israel | — | — | |
| Conversational AI | Open source | Tel Aviv, Israel | — | — | ||
| Revochat | Conversational AI | Open source | — | — | — | |
| Bland | Voice AI | Open source | San Francisco, United States | $51.0M | 64 | |
| Cognigy (NICE) | Voice Agent | Open source | Düsseldorf, Germany | — | 63 | |
| Sendbird | Conversational AI | Open source | San Mateo, United States | — | 61 | |
| COCognigy | Voice Agent | Open source | Düsseldorf, Germany | $156.5M | 50 | |
| OBOBOt AI | Conversational AI | Open source | Tel Aviv, Israel | $5.0M | 49 | |
| SASales Interaction Agent | Agentic AI | Open source | San Francisco, United States | $5.0M | 47 | |
| Dante | Artificial Intelligence | Open source | — | $1.5M | 45 | |
| Aquotiq | Conversational AI | Open source | Louth, United Kingdom | — | 32 | |
| Lionwire | Voice AI | Open source | — | — | 17 | |
| Darim | Conversational AI | Open source | — | — | 14 | |
| Getpoint | Voice AI | Open source | Tel Aviv, Israel | — | — | |
| Kotoku | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Cowpoke | AI Agent | Open source | — | — | — | |
| Qmog | Conversational AI | Open source | — | — | — | |
| Telenow | Voice AI | Open source | San Francisco, United States | — | — | |
| Callrich | Voice AI | Open source | — | — | — | |
| Flintgpt | Conversational AI | Open source | — | — | — | |
| Kaaia | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Genesys Cloud CX | Contact Center AI | Open source | Daly City, United States | $3.9B | 64 | |
| Rasa | Conversational AI | Open source · Self-hostable | Berlin, Germany | $13.0M | 49 | |
| Saperly | Voice AI | Open source | San Francisco, United States | $2.0M | 43 | |
| BLBlip | Voice AI | Open source | São Paulo, Brazil | $10.0M | 41 | |
| Clara Ai | Conversational AI | Open source | San Francisco, United States | — | 40 | |
| Tryagentically | Agentic AI | Open source | San Francisco, United States | — | 40 | |
| Akacia | Conversational AI | Open source | Tel Aviv, Israel | $1.5M | 35 | |
| Plurai | Conversational AI | Open source | Tel Aviv, Israel | — | 34 | |
| Tavvo | Conversational AI | Open source | Tel Aviv, Israel | $4.0M | 34 | |
| Thenvoi AI Ltd | Conversational AI | Open source | London, United Kingdom | — | 31 | |
| Conversational AI | Open source | — | — | 17 | ||
| Metadialogues | Conversational AI | Open source | — | — | 15 | |
| Zenthic | Conversational AI | Open source | San Francisco, United States | — | 15 | |
| Onenexa | Conversational AI | Open source | — | — | 14 | |
| Appquest | Conversational AI | Open source | Tel Aviv, Israel | — | 2 | |
| Rawq | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Maiqa | Conversational AI | Open source | — | — | — | |
| Asqs | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Instant365 | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Askhorizon | Conversational AI | Open source | London, United Kingdom | — | — | |
| Convous | Conversational AI | Open source | — | — | — | |
| Zentok | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Revula | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Domulis | Conversational AI | Open source | London, United Kingdom | — | — | |
| Sarhan | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Roniva | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Scalina | Conversational AI | Open source | — | — | — | |
| SpaceXAI | Frontier AI Lab | Open source | Palo Alto, United States | $90.0B | 76 | |
| Vapi | Voice AI | Open source | San Francisco, United States | $74.3M | 65 | |
| Resemble AI | Voice AI | Open source | New York, United States | $36.5M | 55 | |
| Nomi | AI Copilot | Open source | San Francisco, United States | $180.0M | 55 |