Open source focus
Open Source Alternatives to Callverso
60 open source Enterprise options similar to Callverso, 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.
Wix85WebsiteTel Aviv, Israel$1.3BOpen source
Elementor79WebsiteRamat Gan, Israel$65.8MOpen source · Self-hostable
SteunebrinkWebsite BuilderOpen source
Zenity66CybersecuritySan Francisco, United States$59.5MOpen source
Pipedream56Workflow AutomationSan Francisco, United States$55.0MOpen source
OctoParse54Data ExtractionWalnut, United States$15.4MOpen source
Svix53EnterpriseSan Francisco, United States$2.6MOpen source
Relevance AI53Agentic AISydney, Australia$12.0MOpen source
bolt.new49AI Coding AssistantSan Francisco, United StatesOpen source
Kryon47EnterpriseBellevue, United States$68.0MOpen source
Base4444No CodeTel Aviv, IsraelOpen source
Vybe42Internal ToolsSan Francisco, United States$2.5MOpen source
Blink41Agentic AISan Francisco, United StatesOpen source
CodeDesign.AI33Website BuilderTel Aviv, IsraelOpen source
Magick AI28Agentic AIOpen source
Kantu26Workflow AutomationOpen source · Self-hostable
Camunda Inc.17Process AutomationBerlin, GermanyOpen source · Self-hostable
kuafuai8Agentic AIBeijing, ChinaOpen source
Automattic71Web DevelopmentSan Francisco, United States$300.0MOpen source · Self-hostable
Hightouch70Customer Data PlatformSan Francisco, United States$322.0MOpen source
Vercel70Web DevelopmentSan Francisco, United States$687.5MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Logz.io69EnterpriseTel Aviv, Israel$132.0MOpen source · Self-hostable
ScyllaDB66DatabasePalo Alto, United States$101.0MOpen source · Self-hostable
Resend64Developer ToolsSan Francisco, United States$21.0MOpen source
Port63EnterpriseTel Aviv, Israel$62.0MOpen source
Odigos62Enterprise$13.0MOpen source · Self-hostable
DragonflyDB62DatabaseTel Aviv, Israel$21.0MOpen source · Self-hostable
KNIME62Data Science PlatformZurich, Switzerland$30.0MOpen source
Rasa Technologies GmbH62Conversational AISan Francisco, United States$73.4MOpen source
- STStackBlitz62Developer ToolsBerlin, Germany$113.4M
Open source
Lightrun62EnterpriseTel Aviv, Israel$115.0MOpen source
OneSignal61Customer Engagement PlatformSan Mateo, United States$57.0MOpen source
Quali61EnterpriseAustin, United States$86.8MOpen source
Komodor61Software DevelopmentTel Aviv, Israel$67.0MOpen source
Applitools61EnterpriseSan Mateo, United States$41.5MOpen source
Appwrite61EnterpriseSan Francisco, United States$37.0MOpen source · Self-hostable
Codefresh61EnterpriseBrisbane, Australia$42.0MOpen source · Self-hostable
Mend60Open SourceTel Aviv, Israel$121.5MOpen source · Self-hostable
Overops59EnterpriseSan Francisco, United States$49.5MOpen source
flox58EnterpriseSan Francisco, United States$42.6MOpen source
Swimm57EnterpriseTel Aviv, Israel$27.6MOpen source
Addressable57Web3San Francisco, United States$13.5MOpen source
Backslash Security57CybersecurityTel Aviv, Israel$27.0MOpen source
Lumigo56EnterpriseTel Aviv, Israel$37.0MOpen source
Datree55KubernetesTel Aviv, Israel$14.0MOpen source
Pynt55CybersecurityTel Aviv, Israel$6.0MOpen source
OpenOps55EnterpriseSan Francisco, United States$125KOpen source · Self-hostable
FalkorDB55EnterpriseTel Aviv, Israel$3.0MOpen source
Checksum55Test AutomationSan Francisco, United StatesOpen source
WireMock54Enterprise$6.5MOpen source · Self-hostable
Wing Cloud54EnterpriseTel Aviv, Israel$20.0MOpen source · Self-hostable
Piiano54EnterpriseTel Aviv, Israel$9.0MOpen source
Interai54Enterprise$13.3MOpen source
MetalBear54Software DevelopmentSan Francisco, United States$12.5MOpen source · Self-hostable
Descope54EnterpriseSan Francisco, United States$53.0MOpen source
Elementary Data54EnterpriseTel Aviv, IsraelOpen source
Ariga54EnterpriseTel Aviv, Israel$30.0MOpen source · Self-hostable
Langflow53Agentic AILisbon, PortugalOpen source · Self-hostable
Loadmill53EnterpriseTel Aviv, IsraelOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Wix | Website | Open source | Tel Aviv, Israel | $1.3B | 85 | |
| Elementor | Website | Open source · Self-hostable | Ramat Gan, Israel | $65.8M | 79 | |
| Steunebrink | Website Builder | Open source | — | — | — | |
| Zenity | Cybersecurity | Open source | San Francisco, United States | $59.5M | 66 | |
| Pipedream | Workflow Automation | Open source | San Francisco, United States | $55.0M | 56 | |
| OctoParse | Data Extraction | Open source | Walnut, United States | $15.4M | 54 | |
| Svix | Enterprise | Open source | San Francisco, United States | $2.6M | 53 | |
| Relevance AI | Agentic AI | Open source | Sydney, Australia | $12.0M | 53 | |
| bolt.new | AI Coding Assistant | Open source | San Francisco, United States | — | 49 | |
| Kryon | Enterprise | Open source | Bellevue, United States | $68.0M | 47 | |
| Base44 | No Code | Open source | Tel Aviv, Israel | — | 44 | |
| Vybe | Internal Tools | Open source | San Francisco, United States | $2.5M | 42 | |
| Blink | Agentic AI | Open source | San Francisco, United States | — | 41 | |
| CodeDesign.AI | Website Builder | Open source | Tel Aviv, Israel | — | 33 | |
| Magick AI | Agentic AI | Open source | — | — | 28 | |
| Kantu | Workflow Automation | Open source · Self-hostable | — | — | 26 | |
| Camunda Inc. | Process Automation | Open source · Self-hostable | Berlin, Germany | — | 17 | |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 | |
| Automattic | Web Development | Open source · Self-hostable | San Francisco, United States | $300.0M | 71 | |
| Hightouch | Customer Data Platform | Open source | San Francisco, United States | $322.0M | 70 | |
| Vercel | Web Development | Open source | San Francisco, United States | $687.5M | 70 | |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 | |
| Logz.io | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $132.0M | 69 | |
| ScyllaDB | Database | Open source · Self-hostable | Palo Alto, United States | $101.0M | 66 | |
| Resend | Developer Tools | Open source | San Francisco, United States | $21.0M | 64 | |
| Port | Enterprise | Open source | Tel Aviv, Israel | $62.0M | 63 | |
| Odigos | Enterprise | Open source · Self-hostable | — | $13.0M | 62 | |
| DragonflyDB | Database | Open source · Self-hostable | Tel Aviv, Israel | $21.0M | 62 | |
| KNIME | Data Science Platform | Open source | Zurich, Switzerland | $30.0M | 62 | |
| Rasa Technologies GmbH | Conversational AI | Open source | San Francisco, United States | $73.4M | 62 | |
| STStackBlitz | Developer Tools | Open source | Berlin, Germany | $113.4M | 62 | |
| Lightrun | Enterprise | Open source | Tel Aviv, Israel | $115.0M | 62 | |
| OneSignal | Customer Engagement Platform | Open source | San Mateo, United States | $57.0M | 61 | |
| Quali | Enterprise | Open source | Austin, United States | $86.8M | 61 | |
| Komodor | Software Development | Open source | Tel Aviv, Israel | $67.0M | 61 | |
| Applitools | Enterprise | Open source | San Mateo, United States | $41.5M | 61 | |
| Appwrite | Enterprise | Open source · Self-hostable | San Francisco, United States | $37.0M | 61 | |
| Codefresh | Enterprise | Open source · Self-hostable | Brisbane, Australia | $42.0M | 61 | |
| Mend | Open Source | Open source · Self-hostable | Tel Aviv, Israel | $121.5M | 60 | |
| Overops | Enterprise | Open source | San Francisco, United States | $49.5M | 59 | |
| flox | Enterprise | Open source | San Francisco, United States | $42.6M | 58 | |
| Swimm | Enterprise | Open source | Tel Aviv, Israel | $27.6M | 57 | |
| Addressable | Web3 | Open source | San Francisco, United States | $13.5M | 57 | |
| Backslash Security | Cybersecurity | Open source | Tel Aviv, Israel | $27.0M | 57 | |
| Lumigo | Enterprise | Open source | Tel Aviv, Israel | $37.0M | 56 | |
| Datree | Kubernetes | Open source | Tel Aviv, Israel | $14.0M | 55 | |
| Pynt | Cybersecurity | Open source | Tel Aviv, Israel | $6.0M | 55 | |
| OpenOps | Enterprise | Open source · Self-hostable | San Francisco, United States | $125K | 55 | |
| FalkorDB | Enterprise | Open source | Tel Aviv, Israel | $3.0M | 55 | |
| Checksum | Test Automation | Open source | San Francisco, United States | — | 55 | |
| WireMock | Enterprise | Open source · Self-hostable | — | $6.5M | 54 | |
| Wing Cloud | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $20.0M | 54 | |
| Piiano | Enterprise | Open source | Tel Aviv, Israel | $9.0M | 54 | |
| Interai | Enterprise | Open source | — | $13.3M | 54 | |
| MetalBear | Software Development | Open source · Self-hostable | San Francisco, United States | $12.5M | 54 | |
| Descope | Enterprise | Open source | San Francisco, United States | $53.0M | 54 | |
| Elementary Data | Enterprise | Open source | Tel Aviv, Israel | — | 54 | |
| Ariga | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $30.0M | 54 | |
| Langflow | Agentic AI | Open source · Self-hostable | Lisbon, Portugal | — | 53 | |
| Loadmill | Enterprise | Open source | Tel Aviv, Israel | — | 53 |