Open source focus
Open Source Alternatives to Polarhop
60 open source Voice AI options similar to Polarhop, 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.
Bland64Voice AISan Francisco, United States$51.0MOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
Voca.ai54SpeechTel Aviv, Israel$6.1MOpen source
- COCognigy50Voice AgentDüsseldorf, Germany$156.5M
Open source
GetpointVoice AITel Aviv, IsraelOpen source
Vapi65Voice AISan Francisco, United States$74.3MOpen source
Sendbird61Conversational AISan Mateo, United StatesOpen source
Saperly43Voice AISan Francisco, United States$2.0MOpen source
Cekura40Agentic AITel Aviv, IsraelOpen source
Lionwire17Voice AIOpen source
Metadialogues15Conversational AIOpen source
IbodycamVoice AIOpen source
- CallrichVoice AI
Open source
Vocode50Open SourceSan Francisco, United States$3.8MOpen source · Self-hostable
- BLBlip41Voice AISão Paulo, Brazil$10.0M
Open source
Symbl.ai36Voice AISan Francisco, United States$6.4MOpen source
Thenvoi AI Ltd31Conversational AILondon, United KingdomOpen source
Mirrorfly11Agentic AIOpen source
Appquest2Conversational AITel Aviv, IsraelOpen source
Genesys Cloud CX64Contact Center AIDaly City, United States$3.9BOpen source
Nomi57AI CopilotSan Francisco, United States$180.0MOpen source
- OBOBOt AI49Conversational AITel Aviv, Israel$5.0M
Open source
- SASales Interaction Agent47Agentic AISan Francisco, United States$5.0M
Open source
- OBoBot.ai45Conversational AITel Aviv, Israel$3.5M
Open source
Hyper44Conversational AISan Francisco, United States$12.3MOpen source
Clara Ai40Conversational AISan Francisco, United StatesOpen source
Akacia35Conversational AITel Aviv, Israel$1.5MOpen source
Callbravo34Voice AITel Aviv, Israel$1.5MOpen source
Tavvo34Conversational AITel Aviv, Israel$4.0MOpen source
Plurai34Conversational AITel Aviv, IsraelOpen source
Aquotiq32Conversational AILouth, United KingdomOpen source
Corereflex22Customer Service AutomationTel Aviv, IsraelOpen source
Jako.ai20EnterpriseTel Aviv, IsraelOpen source
Zenthic15Conversational AISan Francisco, United StatesOpen source
Axscore7Customer Service AutomationTel Aviv, IsraelOpen source
Afcor4Customer Service AutomationTel Aviv, IsraelOpen source
OceanyxConversational AITel Aviv, IsraelOpen source
- Chisp TechnologiesConversational AITel Aviv, Israel
Open source
LetustalkVoice AIOpen source
EastlawnConversational AISan Francisco, United StatesOpen source
KaaderConversational AITel Aviv, IsraelOpen source
VyceraConversational AITel Aviv, IsraelOpen source
ConkoreConversational AISan Francisco, United StatesOpen source
RevochatConversational AIOpen source
DhvanixVoice AIBengaluru, IndiaOpen source
DomulisConversational AILondon, United KingdomOpen source
ZentokConversational AITel Aviv, IsraelOpen source
- LounehCustomer Service AutomationTel Aviv, Israel
Open source
Mister WolfAgentic AITel Aviv, IsraelOpen source
TelenowVoice AISan Francisco, United StatesOpen source
KaaiaConversational AITel Aviv, IsraelOpen source
JottableCustomer Service AutomationSan Francisco, United StatesOpen source
ScalinaConversational AIOpen source
Resemble AI55Voice AINew York, United States$36.5MOpen source
Rasa49Conversational AIBerlin, Germany$13.0MOpen source · Self-hostable
Coqui48Voice AIBerlin, Germany$2.0MOpen source · Self-hostable
Bluebutler42Customer Service AutomationTel Aviv, Israel$12.0MOpen source
Tryagentically40Agentic AISan Francisco, United StatesOpen source
Aengus35Conversational AISan Francisco, United StatesOpen source
Magick AI28Agentic AIOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Bland | Voice AI | Open source | San Francisco, United States | $51.0M | 64 |
| Cognigy (NICE) | Voice Agent | Open source | Düsseldorf, Germany | — | 63 |
| Voca.ai | Speech | Open source | Tel Aviv, Israel | $6.1M | 54 |
| COCognigy | Voice Agent | Open source | Düsseldorf, Germany | $156.5M | 50 |
| Getpoint | Voice AI | Open source | Tel Aviv, Israel | — | — |
| Vapi | Voice AI | Open source | San Francisco, United States | $74.3M | 65 |
| Sendbird | Conversational AI | Open source | San Mateo, United States | — | 61 |
| Saperly | Voice AI | Open source | San Francisco, United States | $2.0M | 43 |
| Cekura | Agentic AI | Open source | Tel Aviv, Israel | — | 40 |
| Lionwire | Voice AI | Open source | — | — | 17 |
| Metadialogues | Conversational AI | Open source | — | — | 15 |
| Ibodycam | Voice AI | Open source | — | — | — |
| Voice AI | Open source | — | — | — | |
| Vocode | Open Source | Open source · Self-hostable | San Francisco, United States | $3.8M | 50 |
| BLBlip | Voice AI | Open source | São Paulo, Brazil | $10.0M | 41 |
| Symbl.ai | Voice AI | Open source | San Francisco, United States | $6.4M | 36 |
| Thenvoi AI Ltd | Conversational AI | Open source | London, United Kingdom | — | 31 |
| Mirrorfly | Agentic AI | Open source | — | — | 11 |
| Appquest | Conversational AI | Open source | Tel Aviv, Israel | — | 2 |
| Genesys Cloud CX | Contact Center AI | Open source | Daly City, United States | $3.9B | 64 |
| Nomi | AI Copilot | Open source | San Francisco, United States | $180.0M | 57 |
| 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 |
| OBoBot.ai | Conversational AI | Open source | Tel Aviv, Israel | $3.5M | 45 |
| Hyper | Conversational AI | Open source | San Francisco, United States | $12.3M | 44 |
| Clara Ai | Conversational AI | Open source | San Francisco, United States | — | 40 |
| Akacia | Conversational AI | Open source | Tel Aviv, Israel | $1.5M | 35 |
| Callbravo | Voice AI | Open source | Tel Aviv, Israel | $1.5M | 34 |
| Tavvo | Conversational AI | Open source | Tel Aviv, Israel | $4.0M | 34 |
| Plurai | Conversational AI | Open source | Tel Aviv, Israel | — | 34 |
| Aquotiq | Conversational AI | Open source | Louth, United Kingdom | — | 32 |
| Corereflex | Customer Service Automation | Open source | Tel Aviv, Israel | — | 22 |
| Jako.ai | Enterprise | Open source | Tel Aviv, Israel | — | 20 |
| Zenthic | Conversational AI | Open source | San Francisco, United States | — | 15 |
| Axscore | Customer Service Automation | Open source | Tel Aviv, Israel | — | 7 |
| Afcor | Customer Service Automation | Open source | Tel Aviv, Israel | — | 4 |
| Oceanyx | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Letustalk | Voice AI | Open source | — | — | — |
| Eastlawn | Conversational AI | Open source | San Francisco, United States | — | — |
| Kaader | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Vycera | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Conkore | Conversational AI | Open source | San Francisco, United States | — | — |
| Revochat | Conversational AI | Open source | — | — | — |
| Dhvanix | Voice AI | Open source | Bengaluru, India | — | — |
| Domulis | Conversational AI | Open source | London, United Kingdom | — | — |
| Zentok | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Customer Service Automation | Open source | Tel Aviv, Israel | — | — | |
| Mister Wolf | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Telenow | Voice AI | Open source | San Francisco, United States | — | — |
| Kaaia | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Jottable | Customer Service Automation | Open source | San Francisco, United States | — | — |
| Scalina | Conversational AI | Open source | — | — | — |
| Resemble AI | Voice AI | Open source | New York, United States | $36.5M | 55 |
| Rasa | Conversational AI | Open source · Self-hostable | Berlin, Germany | $13.0M | 49 |
| Coqui | Voice AI | Open source · Self-hostable | Berlin, Germany | $2.0M | 48 |
| Bluebutler | Customer Service Automation | Open source | Tel Aviv, Israel | $12.0M | 42 |
| Tryagentically | Agentic AI | Open source | San Francisco, United States | — | 40 |
| Aengus | Conversational AI | Open source | San Francisco, United States | — | 35 |
| Magick AI | Agentic AI | Open source | — | — | 28 |