Open source focus
Open Source Alternatives to Pypestream
60 open source Conversational AI options similar to Pypestream, 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.
- LILivePerson18AINew York, United States
Open source
Darim14Conversational AIOpen source
DomulisConversational AILondon, United KingdomOpen source
MoriwaConversational AIOpen source
LetscConversational AIOpen source
MaiqaConversational AIOpen source
KedmahConversational AITel Aviv, IsraelOpen source
Genesys Cloud CX64Contact Center AIDaly City, United States$3.9BOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
Sendbird61Conversational AISan Mateo, United StatesOpen source
Hyper44Conversational AISan Francisco, United States$12.3MOpen source
- RERefold AI39Customer Service AutomationLondon, United Kingdom$6.5M
Open source
Akacia35Conversational AITel Aviv, Israel$1.5MOpen source
Tavvo34Conversational AITel Aviv, Israel$4.0MOpen source
Thenvoi AI Ltd31Conversational AILondon, United KingdomOpen source
Corereflex22Customer Service AutomationTel Aviv, IsraelOpen source
Metadialogues15Conversational AIOpen source
Etherwaves AI14Conversational AIOpen source
Axscore7Customer Service AutomationTel Aviv, IsraelOpen source
Afcor4Customer Service AutomationTel Aviv, IsraelOpen source
Appquest2Conversational AITel Aviv, IsraelOpen source
ConkoreConversational AISan Francisco, United StatesOpen source
ApartechConversational AISan Francisco, United StatesOpen source
- QmogConversational AI
Open source
OceanyxConversational AITel Aviv, IsraelOpen source
CowpokeAI AgentOpen source
KaaderConversational AITel Aviv, IsraelOpen source
AsqsConversational AITel Aviv, IsraelOpen source
- PipclawAI Agent
Open source
RitonaAI AgentTel Aviv, IsraelOpen source
ZentokConversational AITel Aviv, IsraelOpen source
AskhorizonConversational AILondon, United KingdomOpen source
JottableCustomer Service AutomationSan Francisco, United StatesOpen source
- LounehCustomer Service AutomationTel Aviv, Israel
Open source
XallarapConversational AIOpen source
EastlawnConversational AISan Francisco, United StatesOpen source
GravviCustomer Service AutomationTel Aviv, IsraelOpen source
VyceraConversational AITel Aviv, IsraelOpen source
Bland64Voice AISan Francisco, United States$51.0MOpen source
Voca.ai54SpeechTel Aviv, Israel$6.1MOpen source
Relevance AI53Agentic AITel Aviv, Israel$12.0MOpen source
- COCognigy50Voice AgentDüsseldorf, Germany$156.5M
Open 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
- OBoBot.ai45Conversational AITel Aviv, Israel$3.5M
Open source
Bluebutler42Customer Service AutomationTel Aviv, Israel$12.0MOpen source
- BLBlip41Voice AISão Paulo, Brazil$10.0M
Open source
Clara Ai40Conversational AISan Francisco, United StatesOpen source
Aengus35Conversational AISan Francisco, United StatesOpen source
Plurai34Conversational AITel Aviv, IsraelOpen source
Callbravo34Voice AITel Aviv, Israel$1.5MOpen source
Aquotiq32Conversational AILouth, United KingdomOpen source
Raincheck AI28Agentic AISan Francisco, United StatesOpen source
- Meares17Conversational AI
Open source
Owin17Customer Service AutomationTel Aviv, IsraelOpen source
Zenthic15Conversational AISan Francisco, United StatesOpen source
Onenexa14Conversational AIOpen source
Banxi4Agentic AITel Aviv, IsraelOpen source
Answerarc4Conversational AITel Aviv, IsraelOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| LILivePerson | AI | Open source | New York, United States | — | 18 |
| Darim | Conversational AI | Open source | — | — | 14 |
| Domulis | Conversational AI | Open source | London, United Kingdom | — | — |
| Moriwa | Conversational AI | Open source | — | — | — |
| Letsc | Conversational AI | Open source | — | — | — |
| Maiqa | Conversational AI | Open source | — | — | — |
| Kedmah | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| 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 |
| 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 |
| Akacia | Conversational AI | Open source | Tel Aviv, Israel | $1.5M | 35 |
| Tavvo | Conversational AI | Open source | Tel Aviv, Israel | $4.0M | 34 |
| Thenvoi AI Ltd | Conversational AI | Open source | London, United Kingdom | — | 31 |
| Corereflex | Customer Service Automation | Open source | Tel Aviv, Israel | — | 22 |
| Metadialogues | Conversational AI | Open source | — | — | 15 |
| Etherwaves AI | Conversational AI | Open source | — | — | 14 |
| Axscore | Customer Service Automation | Open source | Tel Aviv, Israel | — | 7 |
| Afcor | Customer Service Automation | Open source | Tel Aviv, Israel | — | 4 |
| Appquest | Conversational AI | Open source | Tel Aviv, Israel | — | 2 |
| Conkore | Conversational AI | Open source | San Francisco, United States | — | — |
| Apartech | Conversational AI | Open source | San Francisco, United States | — | — |
| Conversational AI | Open source | — | — | — | |
| Oceanyx | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Cowpoke | AI Agent | Open source | — | — | — |
| Kaader | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Asqs | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| AI Agent | Open source | — | — | — | |
| Ritona | AI Agent | Open source | Tel Aviv, Israel | — | — |
| Zentok | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Askhorizon | Conversational AI | Open source | London, United Kingdom | — | — |
| Jottable | Customer Service Automation | Open source | San Francisco, United States | — | — |
| Customer Service Automation | Open source | Tel Aviv, Israel | — | — | |
| Xallarap | Conversational AI | Open source | — | — | — |
| Eastlawn | Conversational AI | Open source | San Francisco, United States | — | — |
| Gravvi | Customer Service Automation | Open source | Tel Aviv, Israel | — | — |
| Vycera | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Bland | Voice AI | Open source | San Francisco, United States | $51.0M | 64 |
| Voca.ai | Speech | Open source | Tel Aviv, Israel | $6.1M | 54 |
| Relevance AI | Agentic AI | Open source | Tel Aviv, Israel | $12.0M | 53 |
| COCognigy | Voice Agent | Open source | Düsseldorf, Germany | $156.5M | 50 |
| 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 |
| OBoBot.ai | Conversational AI | Open source | Tel Aviv, Israel | $3.5M | 45 |
| 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 |
| Aengus | Conversational AI | Open source | San Francisco, United States | — | 35 |
| Plurai | Conversational AI | Open source | Tel Aviv, Israel | — | 34 |
| Callbravo | Voice AI | Open source | Tel Aviv, Israel | $1.5M | 34 |
| Aquotiq | Conversational AI | Open source | Louth, United Kingdom | — | 32 |
| Raincheck AI | Agentic AI | Open source | San Francisco, United States | — | 28 |
| Conversational AI | Open source | — | — | 17 | |
| Owin | Customer Service Automation | Open source | Tel Aviv, Israel | — | 17 |
| Zenthic | Conversational AI | Open source | San Francisco, United States | — | 15 |
| Onenexa | Conversational AI | Open source | — | — | 14 |
| Banxi | Agentic AI | Open source | Tel Aviv, Israel | — | 4 |
| Answerarc | Conversational AI | Open source | Tel Aviv, Israel | — | 4 |