Open source focus
Symbl.ai is open source
Open Source Alternatives to Symbl.ai
60 open source Voice AI options similar to Symbl.ai, 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.
Deepgram65NeocloudSan Francisco, United States$177.1MOpen source
Twilio63SaaSSan Francisco, United States$130.0MOpen source
Vocode50Open SourceSan Francisco, United States$3.8MOpen source · Self-hostable
Vapi65Voice AISan Francisco, United States$74.3MOpen source
Bland64Voice AISan Francisco, United States$51.0MOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
Sendbird61Conversational AISan Mateo, United StatesOpen source
Voca.ai54SpeechTel Aviv, Israel$6.1MOpen source
- COCognigy50Voice AgentDüsseldorf, Germany$156.5M
Open source
Saperly43Voice AISan Francisco, United States$2.0MOpen source
Jako.ai20EnterpriseTel Aviv, IsraelOpen source
Lionwire17Voice AIOpen source
Metadialogues15Conversational AIOpen source
IbodycamVoice AIOpen source
GetpointVoice AITel Aviv, IsraelOpen source
- CallrichVoice AI
Open source
Cekura40Agentic 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
Rasa49Conversational AIBerlin, Germany$13.0MOpen source · Self-hostable
- SASales Interaction Agent47Agentic AISan Francisco, United States$5.0M
Open source
- BLBlip41Voice AISão Paulo, Brazil$10.0M
Open source
Plurai34Conversational AITel Aviv, IsraelOpen source
Aquotiq32Conversational AILouth, United KingdomOpen source
Thenvoi AI Ltd31Conversational AILondon, United KingdomOpen source
Zenthic15Conversational AISan Francisco, United StatesOpen source
Mirrorfly11Agentic AIOpen source
Convo10Voice AISan Francisco, United StatesOpen source
Appquest2Conversational AITel Aviv, IsraelOpen source
SynchumanVoice AITel Aviv, IsraelOpen source
ScalinaConversational AIOpen source
- FunbuttonVoice AI
Open source
TelenowVoice AISan Francisco, United StatesOpen source
KaaiaConversational AITel Aviv, IsraelOpen source
RevochatConversational AIOpen source
IntervyouAI AgentOpen source
- Chisp TechnologiesConversational AITel Aviv, Israel
Open source
Mister WolfAgentic AITel Aviv, IsraelOpen source
LingseeVoice AITel Aviv, IsraelOpen source
CallbravoVoice AITel Aviv, Israel$1.5MOpen source
Cartesia64Voice AISan Francisco, United States$191.0MOpen source
Cluely58Agentic AISan Francisco, United StatesOpen source
Resemble AI55Voice AINew York, United States$36.5MOpen source
Coqui48Voice AIBerlin, Germany$2.0MOpen source · Self-hostable
- OBoBot.ai45Conversational AITel Aviv, Israel$3.5M
Open source
Hyper44Conversational AISan Francisco, United States$12.3MOpen source
Tryagentically40Agentic AISan Francisco, United StatesOpen source
Clara Ai40Conversational AISan Francisco, United StatesOpen source
Tavvo34Conversational AITel Aviv, Israel$4.0MOpen source
Magick AI28Agentic AIOpen source
Corereflex22Customer Service AutomationTel Aviv, IsraelOpen source
- Meares17Conversational AI
Open source
Etherwaves AI14Conversational AIOpen source
Darim14Conversational AIOpen source
evo.ninja12Agentic AIOpen source
Axscore7Customer Service AutomationTel Aviv, IsraelOpen source
Afcor4Customer Service AutomationTel Aviv, IsraelOpen source
Akacia4Conversational AITel Aviv, Israel$1.5MOpen source
- AimicrophoneVoice AITel Aviv, Israel
Open source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Deepgram | Neocloud | Open source | San Francisco, United States | $177.1M | 65 |
| Twilio | SaaS | Open source | San Francisco, United States | $130.0M | 63 |
| Vocode | Open Source | Open source · Self-hostable | San Francisco, United States | $3.8M | 50 |
| Vapi | Voice AI | Open source | San Francisco, United States | $74.3M | 65 |
| 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 |
| Voca.ai | Speech | Open source | Tel Aviv, Israel | $6.1M | 54 |
| COCognigy | Voice Agent | Open source | Düsseldorf, Germany | $156.5M | 50 |
| Saperly | Voice AI | Open source | San Francisco, United States | $2.0M | 43 |
| Jako.ai | Enterprise | Open source | Tel Aviv, Israel | — | 20 |
| Lionwire | Voice AI | Open source | — | — | 17 |
| Metadialogues | Conversational AI | Open source | — | — | 15 |
| Ibodycam | Voice AI | Open source | — | — | — |
| Getpoint | Voice AI | Open source | Tel Aviv, Israel | — | — |
| Voice AI | Open source | — | — | — | |
| Cekura | Agentic AI | Open source | Tel Aviv, Israel | — | 40 |
| 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 |
| Rasa | Conversational AI | Open source · Self-hostable | Berlin, Germany | $13.0M | 49 |
| SASales Interaction Agent | Agentic AI | Open source | San Francisco, United States | $5.0M | 47 |
| BLBlip | Voice AI | Open source | São Paulo, Brazil | $10.0M | 41 |
| Plurai | Conversational AI | Open source | Tel Aviv, Israel | — | 34 |
| Aquotiq | Conversational AI | Open source | Louth, United Kingdom | — | 32 |
| Thenvoi AI Ltd | Conversational AI | Open source | London, United Kingdom | — | 31 |
| Zenthic | Conversational AI | Open source | San Francisco, United States | — | 15 |
| Mirrorfly | Agentic AI | Open source | — | — | 11 |
| Convo | Voice AI | Open source | San Francisco, United States | — | 10 |
| Appquest | Conversational AI | Open source | Tel Aviv, Israel | — | 2 |
| Synchuman | Voice AI | Open source | Tel Aviv, Israel | — | — |
| Scalina | Conversational AI | Open source | — | — | — |
| Voice AI | Open source | — | — | — | |
| Telenow | Voice AI | Open source | San Francisco, United States | — | — |
| Kaaia | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Revochat | Conversational AI | Open source | — | — | — |
| Intervyou | AI Agent | Open source | — | — | — |
| Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Mister Wolf | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Lingsee | Voice AI | Open source | Tel Aviv, Israel | — | — |
| Callbravo | Voice AI | Open source | Tel Aviv, Israel | $1.5M | — |
| Cartesia | Voice AI | Open source | San Francisco, United States | $191.0M | 64 |
| Cluely | Agentic AI | Open source | San Francisco, United States | — | 58 |
| Resemble AI | Voice AI | Open source | New York, United States | $36.5M | 55 |
| Coqui | Voice AI | Open source · Self-hostable | Berlin, Germany | $2.0M | 48 |
| OBoBot.ai | Conversational AI | Open source | Tel Aviv, Israel | $3.5M | 45 |
| Hyper | Conversational AI | Open source | San Francisco, United States | $12.3M | 44 |
| Tryagentically | Agentic AI | Open source | San Francisco, United States | — | 40 |
| Clara Ai | Conversational AI | Open source | San Francisco, United States | — | 40 |
| Tavvo | Conversational AI | Open source | Tel Aviv, Israel | $4.0M | 34 |
| Magick AI | Agentic AI | Open source | — | — | 28 |
| Corereflex | Customer Service Automation | Open source | Tel Aviv, Israel | — | 22 |
| Conversational AI | Open source | — | — | 17 | |
| Etherwaves AI | Conversational AI | Open source | — | — | 14 |
| Darim | Conversational AI | Open source | — | — | 14 |
| evo.ninja | Agentic AI | Open source | — | — | 12 |
| Axscore | Customer Service Automation | Open source | Tel Aviv, Israel | — | 7 |
| Afcor | Customer Service Automation | Open source | Tel Aviv, Israel | — | 4 |
| Akacia | Conversational AI | Open source | Tel Aviv, Israel | $1.5M | 4 |
| Voice AI | Open source | Tel Aviv, Israel | — | — |