Open source focus
Open Source Alternatives to Ethan Caldwell
57 open source Sales Outsourcing options similar to Ethan Caldwell, 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.
Zendesk65Customer ServiceSan Francisco, United States$500KOpen source
LeadrySales IntelligenceOpen source
CultivateaiSales AutomationOpen source
Coframe70AI-Managed PlatformSan Francisco, United States$9.3MOpen source
LlamaIndex64Agentic AIUnited StatesOpen source
Kyruus63HealthTechBoston, United States$35.0MOpen source
PineAI63Artificial IntelligenceSan Francisco, USA$63.0MOpen source
Rasa Technologies GmbH62Conversational AISan Francisco, United States$73.4MOpen source
Fiddler Labs, Inc.62MLOpsMountain View, United States$39.0MOpen source
FingerprintJS61Customer ServiceSan Francisco, United States$88.0MOpen source
Apify60Web ScrapingPrague, Czech Republic$3.5MOpen source
Quotient AI56Artificial IntelligenceBoston, United States$5.5MOpen source
Kata.ai55Customer ServiceJakarta, Indonesia$3.5MOpen source
- AGAgentDesk / BrowserTools54Recruitment Tech$17.0M
Open source
Interai54Enterprise$13.3MOpen source
Ultravox.ai52Agentic AISan Francisco, United States$10.0MOpen source
Arthur51Agentic AISan Francisco, United States$10.0MOpen source
SugarCRM49CRM & Sales SoftwareSan Francisco, United States$86.5MOpen source · Self-hostable
Reson848Speech TechnologyAmsterdam, Netherlands$5.4MOpen source
CustomGPT46AI ChatbotTel Aviv, Israel$1.0MOpen source
Dante45Artificial Intelligence$1.5MOpen source
Chaty.ai45AI AgentsGold Coast, Australia$1.0MOpen source
Xplor Spot43Vertical SaaSTel Aviv, Israel$1.0MOpen source
Crisp42Customer EngagementParis, FranceOpen source
- ATAttio41CRMLondon, United Kingdom$93.5M
Open source
FrontSpin38Sales TechnologySan Diego, United StatesOpen source
Oprata35CRM AutomationSan Francisco, United States$12.0MOpen source
Dydas33Agentic AITel Aviv, IsraelOpen source
Magick AI28Agentic AIOpen source
Tech Mahindra27IT ServicesPune, IndiaOpen source
- SUSuiteCRM26Customer Relationship ManagementStirling, United Kingdom
Open source · Self-hostable
Findemail25Sales ToolsSan Francisco, United StatesOpen source
Regai24Customer ServiceLondon, United KingdomOpen source
RE2320Real EstateNew York, United StatesOpen source
Airfleet20MarketingOpen source
Fiducia AI18Artificial IntelligenceNew York, United StatesOpen source
Mirrorfly11Agentic AIChennai, IndiaOpen source
SalesNav11Sales IntelligenceOpen source
Botpress10Customer ServiceMontreal, CanadaOpen source
Google Cloud AI8AI Foundation & ComputeMountain View, United StatesOpen source
ChatirlConversational AITel Aviv, IsraelOpen source
- DuogrowE-commerceTel Aviv, Israel
Open source
MyfacelessfunnelDigital MarketingOpen source
RecruitmailHR TechOpen source
- LeadtekWeb Design
Open source
LairaosFoundation ModelLondon, United KingdomOpen source
LeadersagencyAgentic AITel Aviv, IsraelOpen source
DealerciteAutomotiveOpen source
CashcowLead GenerationMalta, MaltaOpen source
- KlozioAgentic AISan Francisco, United States
Open source
NokvCustomer Support AutomationTel Aviv, IsraelOpen source
Ausgezeichnete ImmobilienmaklerProptechOpen source
LeadgroveAI SDROpen source
OghomesAgentic AITel Aviv, IsraelOpen source
Denser AIAI ChatbotTel Aviv, IsraelOpen source
DigicardsDigital Business CardsLeicester, EnglandOpen source
TradetribeAgentic AITel Aviv, IsraelOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Zendesk | Customer Service | Open source | San Francisco, United States | $500K | 65 | |
| Leadry | Sales Intelligence | Open source | — | — | — | |
| Cultivateai | Sales Automation | Open source | — | — | — | |
| Coframe | AI-Managed Platform | Open source | San Francisco, United States | $9.3M | 70 | |
| LlamaIndex | Agentic AI | Open source | United States | — | 64 | |
| Kyruus | HealthTech | Open source | Boston, United States | $35.0M | 63 | |
| PineAI | Artificial Intelligence | Open source | San Francisco, USA | $63.0M | 63 | |
| Rasa Technologies GmbH | Conversational AI | Open source | San Francisco, United States | $73.4M | 62 | |
| Fiddler Labs, Inc. | MLOps | Open source | Mountain View, United States | $39.0M | 62 | |
| FingerprintJS | Customer Service | Open source | San Francisco, United States | $88.0M | 61 | |
| Apify | Web Scraping | Open source | Prague, Czech Republic | $3.5M | 60 | |
| Quotient AI | Artificial Intelligence | Open source | Boston, United States | $5.5M | 56 | |
| Kata.ai | Customer Service | Open source | Jakarta, Indonesia | $3.5M | 55 | |
| AGAgentDesk / BrowserTools | Recruitment Tech | Open source | — | $17.0M | 54 | |
| Interai | Enterprise | Open source | — | $13.3M | 54 | |
| Ultravox.ai | Agentic AI | Open source | San Francisco, United States | $10.0M | 52 | |
| Arthur | Agentic AI | Open source | San Francisco, United States | $10.0M | 51 | |
| SugarCRM | CRM & Sales Software | Open source · Self-hostable | San Francisco, United States | $86.5M | 49 | |
| Reson8 | Speech Technology | Open source | Amsterdam, Netherlands | $5.4M | 48 | |
| CustomGPT | AI Chatbot | Open source | Tel Aviv, Israel | $1.0M | 46 | |
| Dante | Artificial Intelligence | Open source | — | $1.5M | 45 | |
| Chaty.ai | AI Agents | Open source | Gold Coast, Australia | $1.0M | 45 | |
| Xplor Spot | Vertical SaaS | Open source | Tel Aviv, Israel | $1.0M | 43 | |
| Crisp | Customer Engagement | Open source | Paris, France | — | 42 | |
| ATAttio | CRM | Open source | London, United Kingdom | $93.5M | 41 | |
| FrontSpin | Sales Technology | Open source | San Diego, United States | — | 38 | |
| Oprata | CRM Automation | Open source | San Francisco, United States | $12.0M | 35 | |
| Dydas | Agentic AI | Open source | Tel Aviv, Israel | — | 33 | |
| Magick AI | Agentic AI | Open source | — | — | 28 | |
| Tech Mahindra | IT Services | Open source | Pune, India | — | 27 | |
| SUSuiteCRM | Customer Relationship Management | Open source · Self-hostable | Stirling, United Kingdom | — | 26 | |
| Findemail | Sales Tools | Open source | San Francisco, United States | — | 25 | |
| Regai | Customer Service | Open source | London, United Kingdom | — | 24 | |
| RE23 | Real Estate | Open source | New York, United States | — | 20 | |
| Airfleet | Marketing | Open source | — | — | 20 | |
| Fiducia AI | Artificial Intelligence | Open source | New York, United States | — | 18 | |
| Mirrorfly | Agentic AI | Open source | Chennai, India | — | 11 | |
| SalesNav | Sales Intelligence | Open source | — | — | 11 | |
| Botpress | Customer Service | Open source | Montreal, Canada | — | 10 | |
| Google Cloud AI | AI Foundation & Compute | Open source | Mountain View, United States | — | 8 | |
| Chatirl | Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| E-commerce | Open source | Tel Aviv, Israel | — | — | ||
| Myfacelessfunnel | Digital Marketing | Open source | — | — | — | |
| Recruitmail | HR Tech | Open source | — | — | — | |
| Web Design | Open source | — | — | — | ||
| Lairaos | Foundation Model | Open source | London, United Kingdom | — | — | |
| Leadersagency | Agentic AI | Open source | Tel Aviv, Israel | — | — | |
| Dealercite | Automotive | Open source | — | — | — | |
| Cashcow | Lead Generation | Open source | Malta, Malta | — | — | |
| Agentic AI | Open source | San Francisco, United States | — | — | ||
| Nokv | Customer Support Automation | Open source | Tel Aviv, Israel | — | — | |
| Ausgezeichnete Immobilienmakler | Proptech | Open source | — | — | — | |
| Leadgrove | AI SDR | Open source | — | — | — | |
| Oghomes | Agentic AI | Open source | Tel Aviv, Israel | — | — | |
| Denser AI | AI Chatbot | Open source | Tel Aviv, Israel | — | — | |
| Digicards | Digital Business Cards | Open source | Leicester, England | — | — | |
| Tradetribe | Agentic AI | Open source | Tel Aviv, Israel | — | — |