Open source focus
Open Source Alternatives to Riabroi
60 open source Conversational AI options similar to Riabroi, 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.
Callbravo34Voice AITel Aviv, Israel$1.5MOpen source
CallanoConversational AITel Aviv, IsraelOpen source
PipclawAI AgentOpen source
LetustalkVoice AIOpen source
Mirrorfly11Agentic AIChennai, IndiaOpen source
DhvanixVoice AIBengaluru, IndiaOpen source
- Chisp TechnologiesConversational AITel Aviv, Israel
Open source
XallarapConversational AIOpen source
Mister WolfAgentic AITel Aviv, IsraelOpen source
Bland64Voice AISan Francisco, United States$51.0MOpen source
- OBOBOt AI49Conversational AITel Aviv, Israel$5.0M
Open source
- SASales Interaction Agent47Agentic AISan Francisco, United States$5.0M
Open source
Aquotiq32Conversational AILouth, United KingdomOpen source
Lionwire17Voice AIOpen source
Darim14Conversational AIOpen source
CallrichVoice AIOpen source
MoriwaConversational AIOpen source
GetpointVoice AITel Aviv, IsraelOpen source
RevochatConversational AIOpen source
TelenowVoice AISan Francisco, United StatesOpen source
Genesys Cloud CX64Contact Center AIDaly City, United States$3.9BOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
Sendbird61Conversational AISan Mateo, United StatesOpen source
- COCognigy50Voice AgentDüsseldorf, Germany$156.5M
Open source
Dante45Artificial Intelligence$1.5MOpen source
Saperly43Voice AISan Francisco, United States$2.0MOpen source
Bluebutler42Customer Service AutomationTel Aviv, Israel$12.0MOpen source
- BLBlip41Voice AISão Paulo, Brazil$10.0M
Open source
Clara Ai40Conversational AISan Francisco, United StatesOpen source
Cekura40Agentic AITel Aviv, IsraelOpen source
Tryagentically40Agentic AISan Francisco, United StatesOpen source
Plurai34Conversational AITel Aviv, IsraelOpen source
Thenvoi AI Ltd31Conversational AILondon, United KingdomOpen source
Zenthic15Conversational AISan Francisco, United StatesOpen source
Metadialogues15Conversational AIOpen source
Onenexa14Conversational AIOpen source
Appquest2Conversational AITel Aviv, IsraelOpen source
AsqsConversational AITel Aviv, IsraelOpen source
CowpokeAI AgentOpen source
ZentokConversational AITel Aviv, IsraelOpen source
KaaiaConversational AITel Aviv, IsraelOpen source
DomulisConversational AILondon, United KingdomOpen source
KotokuConversational AITel Aviv, IsraelOpen source
ConvousConversational AIOpen source
FlintgptConversational AIOpen source
MaiqaConversational AIOpen source
QmogConversational AIOpen source
ScalinaConversational AIOpen source
Weave70Voice AILehi, United StatesOpen source
Vapi65Voice AISan Francisco, United States$74.3MOpen source
Nomi57AI CopilotSan Francisco, United States$180.0MOpen source
Vocode50Open SourceSan Francisco, United States$3.8MOpen source · Self-hostable
Rasa49Conversational AIBerlin, Germany$13.0MOpen source · Self-hostable
- OBoBot.ai45Conversational AITel Aviv, Israel$3.5M
Open source
Hyper44Conversational AISan Francisco, United States$12.3MOpen source
- RERefold AI39Customer Service AutomationLondon, United Kingdom$6.5M
Open source
Symbl.ai36Voice AISan Francisco, United States$6.4MOpen source
Aengus35Conversational AISan Francisco, United StatesOpen source
Akacia35Conversational AITel Aviv, Israel$1.5MOpen source
Tavvo34Conversational AITel Aviv, Israel$4.0MOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Callbravo | Voice AI | Open source | Tel Aviv, Israel | $1.5M | 34 | |
| Callano | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Pipclaw | AI Agent | Open source | — | — | — | |
| Letustalk | Voice AI | Open source | — | — | — | |
| Mirrorfly | Agentic AI | Open source | Chennai, India | — | 11 | |
| Dhvanix | Voice AI | Open source | Bengaluru, India | — | — | |
| Conversational AI | Open source | Tel Aviv, Israel | — | — | ||
| Xallarap | Conversational AI | Open source | — | — | — | |
| Mister Wolf | Agentic AI | Open source | Tel Aviv, Israel | — | — | |
| Bland | Voice AI | Open source | San Francisco, United States | $51.0M | 64 | |
| 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 | |
| Aquotiq | Conversational AI | Open source | Louth, United Kingdom | — | 32 | |
| Lionwire | Voice AI | Open source | — | — | 17 | |
| Darim | Conversational AI | Open source | — | — | 14 | |
| Callrich | Voice AI | Open source | — | — | — | |
| Moriwa | Conversational AI | Open source | — | — | — | |
| Getpoint | Voice AI | Open source | Tel Aviv, Israel | — | — | |
| Revochat | Conversational AI | Open source | — | — | — | |
| Telenow | Voice AI | Open source | San Francisco, United States | — | — | |
| Genesys Cloud CX | Contact Center AI | Open source | Daly City, United States | $3.9B | 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 | |
| Dante | Artificial Intelligence | Open source | — | $1.5M | 45 | |
| Saperly | Voice AI | Open source | San Francisco, United States | $2.0M | 43 | |
| Bluebutler | Customer Service Automation | Open source | Tel Aviv, Israel | $12.0M | 42 | |
| BLBlip | Voice AI | Open source | São Paulo, Brazil | $10.0M | 41 | |
| Clara Ai | Conversational AI | Open source | San Francisco, United States | — | 40 | |
| Cekura | Agentic AI | Open source | Tel Aviv, Israel | — | 40 | |
| Tryagentically | Agentic AI | Open source | San Francisco, United States | — | 40 | |
| Plurai | Conversational AI | Open source | Tel Aviv, Israel | — | 34 | |
| Thenvoi AI Ltd | Conversational AI | Open source | London, United Kingdom | — | 31 | |
| Zenthic | Conversational AI | Open source | San Francisco, United States | — | 15 | |
| Metadialogues | Conversational AI | Open source | — | — | 15 | |
| Onenexa | Conversational AI | Open source | — | — | 14 | |
| Appquest | Conversational AI | Open source | Tel Aviv, Israel | — | 2 | |
| Asqs | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Cowpoke | AI Agent | Open source | — | — | — | |
| Zentok | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Kaaia | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Domulis | Conversational AI | Open source | London, United Kingdom | — | — | |
| Kotoku | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Convous | Conversational AI | Open source | — | — | — | |
| Flintgpt | Conversational AI | Open source | — | — | — | |
| Maiqa | Conversational AI | Open source | — | — | — | |
| Qmog | Conversational AI | Open source | — | — | — | |
| Scalina | Conversational AI | Open source | — | — | — | |
| Weave | Voice AI | Open source | Lehi, United States | — | 70 | |
| Vapi | Voice AI | Open source | San Francisco, United States | $74.3M | 65 | |
| Nomi | AI Copilot | Open source | San Francisco, United States | $180.0M | 57 | |
| Vocode | Open Source | Open source · Self-hostable | San Francisco, United States | $3.8M | 50 | |
| Rasa | Conversational AI | Open source · Self-hostable | Berlin, Germany | $13.0M | 49 | |
| OBoBot.ai | Conversational AI | Open source | Tel Aviv, Israel | $3.5M | 45 | |
| Hyper | Conversational AI | Open source | San Francisco, United States | $12.3M | 44 | |
| RERefold AI | Customer Service Automation | Open source | London, United Kingdom | $6.5M | 39 | |
| Symbl.ai | Voice AI | Open source | San Francisco, United States | $6.4M | 36 | |
| Aengus | Conversational AI | Open source | San Francisco, United States | — | 35 | |
| Akacia | Conversational AI | Open source | Tel Aviv, Israel | $1.5M | 35 | |
| Tavvo | Conversational AI | Open source | Tel Aviv, Israel | $4.0M | 34 |