Open source focus
Open Source Alternatives to Helova
60 open source Voice AI options similar to Helova, 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.
GetpointVoice AITel Aviv, IsraelOpen source
Lionwire17Voice AIOpen source
- CallrichVoice AI
Open source
Saperly43Voice AISan Francisco, United States$2.0MOpen source
IbodycamVoice AIOpen 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
Cekura40Agentic AITel Aviv, IsraelOpen source
Vapi65Voice AISan Francisco, United States$74.3MOpen source
Vocode50Open SourceSan Francisco, United States$3.8MOpen source · Self-hostable
- SASales Interaction Agent47Agentic AISan Francisco, United States$5.0M
Open source
Metadialogues15Conversational AIOpen source
Mirrorfly11Agentic AIOpen source
Mister WolfAgentic AITel Aviv, IsraelOpen source
Nomi57AI CopilotSan Francisco, United States$180.0MOpen source
- OBOBOt AI49Conversational AITel Aviv, Israel$5.0M
Open source
- BLBlip41Voice AISão Paulo, Brazil$10.0M
Open source
Tryagentically40Agentic AISan Francisco, United StatesOpen source
Symbl.ai36Voice AISan Francisco, United States$6.4MOpen source
Callbravo34Voice AITel Aviv, Israel$1.5MOpen source
Jako.ai20EnterpriseTel Aviv, IsraelOpen source
- Chisp TechnologiesConversational AITel Aviv, Israel
Open source
TelenowVoice AISan Francisco, United StatesOpen source
DhvanixVoice AIBengaluru, IndiaOpen source
RevochatConversational AIOpen source
Genesys Cloud CX64Contact Center AIDaly City, United States$3.9BOpen source
Coqui48Voice AIBerlin, Germany$2.0MOpen source · Self-hostable
Hyper44Conversational AISan Francisco, United States$12.3MOpen source
Plurai34Conversational AITel Aviv, IsraelOpen source
Aquotiq32Conversational AILouth, United KingdomOpen source
Thenvoi AI Ltd31Conversational AILondon, United KingdomOpen source
Raincheck AI28Agentic AISan Francisco, United StatesOpen source
Corereflex22Customer Service AutomationTel Aviv, IsraelOpen source
Zenthic15Conversational AISan Francisco, United StatesOpen source
Darim14Conversational AIOpen source
Convo10Voice AISan Francisco, United StatesOpen source
Appquest2Conversational AITel Aviv, IsraelOpen source
MoriwaConversational AIOpen source
- KlozioAgentic AISan Francisco, United States
Open source
ZentokConversational AITel Aviv, IsraelOpen source
SynchumanVoice AITel Aviv, IsraelOpen source
XallarapConversational AIOpen source
PiaceAgentic AITel Aviv, IsraelOpen source
- QmogConversational AI
Open source
MaiqaConversational AIOpen source
LetustalkVoice AIOpen source
ScalinaConversational AIOpen source
FlintgptConversational AIOpen source
DomulisConversational AILondon, United KingdomOpen source
- PipclawAI Agent
Open source
AsqsConversational AITel Aviv, IsraelOpen source
Google Cloud Text-to-SpeechVoice AIMountain View, United StatesOpen source
KaaiaConversational AITel Aviv, IsraelOpen source
KotokuConversational AITel Aviv, IsraelOpen source
Deepgram65NeocloudSan Francisco, United States$177.1MOpen source
Cartesia64Voice AISan Francisco, United States$191.0MOpen source
Resemble AI55Voice AINew York, United States$36.5MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Getpoint | Voice AI | Open source | Tel Aviv, Israel | — | — |
| Lionwire | Voice AI | Open source | — | — | 17 |
| Voice AI | Open source | — | — | — | |
| Saperly | Voice AI | Open source | San Francisco, United States | $2.0M | 43 |
| Ibodycam | Voice 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 |
| Voca.ai | Speech | Open source | Tel Aviv, Israel | $6.1M | 54 |
| COCognigy | Voice Agent | Open source | Düsseldorf, Germany | $156.5M | 50 |
| Cekura | Agentic AI | Open source | Tel Aviv, Israel | — | 40 |
| Vapi | Voice AI | Open source | San Francisco, United States | $74.3M | 65 |
| Vocode | Open Source | Open source · Self-hostable | San Francisco, United States | $3.8M | 50 |
| SASales Interaction Agent | Agentic AI | Open source | San Francisco, United States | $5.0M | 47 |
| Metadialogues | Conversational AI | Open source | — | — | 15 |
| Mirrorfly | Agentic AI | Open source | — | — | 11 |
| Mister Wolf | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Nomi | AI Copilot | Open source | San Francisco, United States | $180.0M | 57 |
| OBOBOt AI | Conversational AI | Open source | Tel Aviv, Israel | $5.0M | 49 |
| BLBlip | Voice AI | Open source | São Paulo, Brazil | $10.0M | 41 |
| Tryagentically | Agentic AI | Open source | San Francisco, United States | — | 40 |
| Symbl.ai | Voice AI | Open source | San Francisco, United States | $6.4M | 36 |
| Callbravo | Voice AI | Open source | Tel Aviv, Israel | $1.5M | 34 |
| Jako.ai | Enterprise | Open source | Tel Aviv, Israel | — | 20 |
| Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Telenow | Voice AI | Open source | San Francisco, United States | — | — |
| Dhvanix | Voice AI | Open source | Bengaluru, India | — | — |
| Revochat | Conversational AI | Open source | — | — | — |
| Genesys Cloud CX | Contact Center AI | Open source | Daly City, United States | $3.9B | 64 |
| Coqui | Voice AI | Open source · Self-hostable | Berlin, Germany | $2.0M | 48 |
| Hyper | Conversational AI | Open source | San Francisco, United States | $12.3M | 44 |
| 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 |
| Raincheck AI | Agentic AI | Open source | San Francisco, United States | — | 28 |
| Corereflex | Customer Service Automation | Open source | Tel Aviv, Israel | — | 22 |
| Zenthic | Conversational AI | Open source | San Francisco, United States | — | 15 |
| Darim | Conversational AI | Open source | — | — | 14 |
| Convo | Voice AI | Open source | San Francisco, United States | — | 10 |
| Appquest | Conversational AI | Open source | Tel Aviv, Israel | — | 2 |
| Moriwa | Conversational AI | Open source | — | — | — |
| Agentic AI | Open source | San Francisco, United States | — | — | |
| Zentok | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Synchuman | Voice AI | Open source | Tel Aviv, Israel | — | — |
| Xallarap | Conversational AI | Open source | — | — | — |
| Piace | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Conversational AI | Open source | — | — | — | |
| Maiqa | Conversational AI | Open source | — | — | — |
| Letustalk | Voice AI | Open source | — | — | — |
| Scalina | Conversational AI | Open source | — | — | — |
| Flintgpt | Conversational AI | Open source | — | — | — |
| Domulis | Conversational AI | Open source | London, United Kingdom | — | — |
| AI Agent | Open source | — | — | — | |
| Asqs | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Google Cloud Text-to-Speech | Voice AI | Open source | Mountain View, United States | — | — |
| Kaaia | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Kotoku | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Deepgram | Neocloud | Open source | San Francisco, United States | $177.1M | 65 |
| 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 |