Open source focus
Open Source Alternatives to Voxvol
60 open source Voice AI options similar to Voxvol, 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.
Cartesia64Voice AISan Francisco, United States$191.0MOpen source
Resemble AI55Voice AINew York, United States$36.5MOpen source
Nevona54Generative AISan Francisco, United StatesOpen source
Coqui48Voice AIBerlin, Germany$2.0MOpen source · Self-hostable
Postiz37Agentic AITel Aviv, Israel$1.0MOpen source
FwrapGenerative AITel Aviv, IsraelOpen source
- ImaginemotAI Video Generation
Open source
runway gen 571Generative AINew York City, United States$859.5MOpen source
Stability AI68Generative AILondon, United Kingdom$101.0MOpen source · Self-hostable
HeyGen68VideoSan Francisco, United StatesOpen source
Vapi65Voice AISan Francisco, United States$74.3MOpen source
Genesys Cloud CX64Contact Center AIDaly City, United States$3.9BOpen source
Bland64Voice AISan Francisco, United States$51.0MOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
Sendbird61Conversational AISan Mateo, United StatesOpen source
fal AI61Generative AISan Francisco, United States$20.0MOpen source
Neros58Generative AITel Aviv, Israel$150.0MOpen source
Comfy Org58AI Image Generation$30.0MOpen source
RunwayML58Generative AINew York, United StatesOpen source
Meaning55Artificial IntelligenceTel Aviv, IsraelOpen source
Booth.ai54Generative AITel Aviv, Israel$2.7MOpen source
Astria AI54MediaSan Francisco, United States$22.0MOpen source
regard54HealthcareSan Francisco, United StatesOpen source
Voca.ai54SpeechTel Aviv, Israel$6.1MOpen source
Merge Labs54Agentic AISan Francisco, United States$24.0MOpen source
Krea53Generative AITel Aviv, Israel$11.0MOpen source
Apricot52AI Tools & AppsSan Francisco, United States$14.4MOpen source
Ultravox.ai52Agentic AISan Francisco, United States$10.0MOpen source
Vocode50Open SourceSan Francisco, United States$3.8MOpen source · Self-hostable
- COCognigy50Voice AgentDüsseldorf, Germany$156.5M
Open source
Rasa49Conversational AIBerlin, Germany$13.0MOpen source · Self-hostable
- OBOBOt AI49Conversational AITel Aviv, Israel$5.0M
Open source
Akool47Generative AIPalo Alto, United States$40.0MOpen source
- SASales Interaction Agent47Agentic AISan Francisco, United States$5.0M
Open source
- MKMK147Generative AISan Francisco, United States
Open source
- OBoBot.ai45Conversational AITel Aviv, Israel$3.5M
Open source
Saperly43Voice AISan Francisco, United States$2.0MOpen source
- BLBlip41Voice AISão Paulo, Brazil$10.0M
Open source
Tryagentically40Agentic AISan Francisco, United StatesOpen source
Clara Ai40Conversational AISan Francisco, United StatesOpen source
Ann Education40Education$1.0MOpen source
Symbl.ai36Voice AISan Francisco, United States$6.4MOpen source
Plurai34Conversational AITel Aviv, IsraelOpen source
Callbravo34Voice AITel Aviv, Israel$1.5MOpen source
DeepAI33AI Image GenerationOpen source
Aquotiq32Conversational AILouth, United KingdomOpen source
Vambe31Generative AITel Aviv, Israel$14.0MOpen source
Thenvoi AI Ltd31Conversational AILondon, United KingdomOpen source
Theo AI30AI Tools & AppsTel Aviv, Israel$6.4MOpen source
Magick AI28Agentic AIOpen source
Ltx 2.527AI Video GenerationNew York City, United StatesOpen source · Self-hostable
Hume AI25Voice AIUnited StatesOpen source
Dauzer22Generative AITel Aviv, IsraelOpen source
Reelkey21Generative AIOpen source
Jako.ai20EnterpriseTel Aviv, IsraelOpen source
- Anyvoice20Voice AI
Open source
Brieflow19Conversational AILondon, United KingdomOpen source
Lionwire17Voice AIOpen source
Metadialogues15Conversational AIOpen source
Zenthic15Conversational AISan Francisco, United StatesOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Cartesia | Voice AI | Open source | San Francisco, United States | $191.0M | 64 |
| Resemble AI | Voice AI | Open source | New York, United States | $36.5M | 55 |
| Nevona | Generative AI | Open source | San Francisco, United States | — | 54 |
| Coqui | Voice AI | Open source · Self-hostable | Berlin, Germany | $2.0M | 48 |
| Postiz | Agentic AI | Open source | Tel Aviv, Israel | $1.0M | 37 |
| Fwrap | Generative AI | Open source | Tel Aviv, Israel | — | — |
| AI Video Generation | Open source | — | — | — | |
| runway gen 5 | Generative AI | Open source | New York City, United States | $859.5M | 71 |
| Stability AI | Generative AI | Open source · Self-hostable | London, United Kingdom | $101.0M | 68 |
| HeyGen | Video | Open source | San Francisco, United States | — | 68 |
| Vapi | Voice AI | Open source | San Francisco, United States | $74.3M | 65 |
| Genesys Cloud CX | Contact Center AI | Open source | Daly City, United States | $3.9B | 64 |
| 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 |
| fal AI | Generative AI | Open source | San Francisco, United States | $20.0M | 61 |
| Neros | Generative AI | Open source | Tel Aviv, Israel | $150.0M | 58 |
| Comfy Org | AI Image Generation | Open source | — | $30.0M | 58 |
| RunwayML | Generative AI | Open source | New York, United States | — | 58 |
| Meaning | Artificial Intelligence | Open source | Tel Aviv, Israel | — | 55 |
| Booth.ai | Generative AI | Open source | Tel Aviv, Israel | $2.7M | 54 |
| Astria AI | Media | Open source | San Francisco, United States | $22.0M | 54 |
| regard | Healthcare | Open source | San Francisco, United States | — | 54 |
| Voca.ai | Speech | Open source | Tel Aviv, Israel | $6.1M | 54 |
| Merge Labs | Agentic AI | Open source | San Francisco, United States | $24.0M | 54 |
| Krea | Generative AI | Open source | Tel Aviv, Israel | $11.0M | 53 |
| Apricot | AI Tools & Apps | Open source | San Francisco, United States | $14.4M | 52 |
| Ultravox.ai | Agentic AI | Open source | San Francisco, United States | $10.0M | 52 |
| Vocode | Open Source | Open source · Self-hostable | San Francisco, United States | $3.8M | 50 |
| COCognigy | Voice Agent | Open source | Düsseldorf, Germany | $156.5M | 50 |
| Rasa | Conversational AI | Open source · Self-hostable | Berlin, Germany | $13.0M | 49 |
| OBOBOt AI | Conversational AI | Open source | Tel Aviv, Israel | $5.0M | 49 |
| Akool | Generative AI | Open source | Palo Alto, United States | $40.0M | 47 |
| SASales Interaction Agent | Agentic AI | Open source | San Francisco, United States | $5.0M | 47 |
| MKMK1 | Generative AI | Open source | San Francisco, United States | — | 47 |
| OBoBot.ai | Conversational AI | Open source | Tel Aviv, Israel | $3.5M | 45 |
| Saperly | Voice AI | Open source | San Francisco, United States | $2.0M | 43 |
| BLBlip | Voice AI | Open source | São Paulo, Brazil | $10.0M | 41 |
| Tryagentically | Agentic AI | Open source | San Francisco, United States | — | 40 |
| Clara Ai | Conversational AI | Open source | San Francisco, United States | — | 40 |
| Ann Education | Education | Open source | — | $1.0M | 40 |
| Symbl.ai | Voice AI | Open source | San Francisco, United States | $6.4M | 36 |
| Plurai | Conversational AI | Open source | Tel Aviv, Israel | — | 34 |
| Callbravo | Voice AI | Open source | Tel Aviv, Israel | $1.5M | 34 |
| DeepAI | AI Image Generation | Open source | — | — | 33 |
| Aquotiq | Conversational AI | Open source | Louth, United Kingdom | — | 32 |
| Vambe | Generative AI | Open source | Tel Aviv, Israel | $14.0M | 31 |
| Thenvoi AI Ltd | Conversational AI | Open source | London, United Kingdom | — | 31 |
| Theo AI | AI Tools & Apps | Open source | Tel Aviv, Israel | $6.4M | 30 |
| Magick AI | Agentic AI | Open source | — | — | 28 |
| Ltx 2.5 | AI Video Generation | Open source · Self-hostable | New York City, United States | — | 27 |
| Hume AI | Voice AI | Open source | United States | — | 25 |
| Dauzer | Generative AI | Open source | Tel Aviv, Israel | — | 22 |
| Reelkey | Generative AI | Open source | — | — | 21 |
| Jako.ai | Enterprise | Open source | Tel Aviv, Israel | — | 20 |
| Voice AI | Open source | — | — | 20 | |
| Brieflow | Conversational AI | Open source | London, United Kingdom | — | 19 |
| Lionwire | Voice AI | Open source | — | — | 17 |
| Metadialogues | Conversational AI | Open source | — | — | 15 |
| Zenthic | Conversational AI | Open source | San Francisco, United States | — | 15 |