Open source focus
Open Source Alternatives to Hvactools
60 open source HVAC Software options similar to Hvactools, 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.
cal.com47Scheduling SoftwareBerlin, GermanyOpen source · Self-hostable
Sauce Technologies43Enterprise SoftwareNew York, United StatesOpen source
- ATAttio41CRMLondon, United Kingdom$93.5M
Open source
Dolibarr18Open SourceOpen source · Self-hostable
Sparkboardapp18Collaboration SoftwareOpen source
Kountertop17Vertical SaaSOpen source
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
CultivateaiSales AutomationOpen source
PlanroomiqConstruction TechOpen source
ProvendSales AutomationOpen source
Cvent85Event Management SoftwareTysons, United States$232.0MOpen source
Wix85WebsiteTel Aviv, Israel$1.3BOpen source
Manus AI75Agentic AISingapore, Singapore$150.0MOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Temporal71Workflow AutomationSeattle, United States$134.0MOpen source
Birdeye70Reputation ManagementPalo Alto, United States$85.0MOpen source
Jitterbit70iPaaSOakland, United States$103.0MOpen source
Quickbase69Work ManagementWaltham, United States$1.0BOpen source
LogicGate Risk Cloud68GRCChicago, United States$269.0MOpen source
- IRIronclad67Legal & ComplianceSan Francisco, United States
Open source
Orion Advisor Solutions67FintechOmaha, United States$223.0MOpen source
ClickUp67Project ManagementSan Francisco, United States$531.5MOpen source
Percepto67DronesTel Aviv, Israel$136.8MOpen source
Tines66Security AutomationDublin, Ireland$260.1MOpen source
Coro65EnterpriseNew York, United States$235.0MOpen source
ClearML64AutoMLTel Aviv, Israel$11.0MOpen source · Self-hostable
Domino Data Lab, Inc.63AI GovernanceNew York, United States$100.5MOpen source
M-Files Content Collaboration63Enterprise SoftwarePlano, United States$201.0MOpen source
Orkes62Artificial IntelligenceSanta Clara, USA$89.3MOpen source
Viktor62Artificial IntelligenceWarsaw, Poland$64.7MOpen source
Workiva62Enterprise SoftwareAmes, United StatesOpen source
- RIRiffle Resilience62Artificial IntelligenceDallas, USA$63.0M
Open source
Spacelift61Infrastructure as CodeWarsaw, Poland$73.6MOpen source
Quali61EnterpriseAustin, United States$86.8MOpen source
Lokalise61LocalizationBerlin, Germany$56.1MOpen source
Seemplicity61EnterpriseTel Aviv, Israel$182.0MOpen source
Juro60LegalTechLondon, United KingdomOpen source
Trelica59SaaS ManagementLondon, United Kingdom$2.0MOpen source
Axiom58LegalTechNew York, United States$764.0MOpen source
Agency58Agentic AISan Francisco, United States$20.0MOpen source
Harri58HR TechNew York, United States$80.0MOpen source
BotCity57RPASão Paulo, Brazil$16.5MOpen source
Fieldlens57Construction TechTampa, United States$17.7MOpen source
Compass57Real EstateNew York, United States$1.1BOpen source
Shopify55E-commerce PlatformOttawa, Canada$122.3MOpen source
OpenOps55EnterpriseSan Francisco, United States$125KOpen source · Self-hostable
Spotlight.ai55EnterpriseTel Aviv, Israel$1.0MOpen source
OpsMill55Artificial IntelligencePalo Alto, USA$26.0MOpen source
Raycast55ProductivityLondon, United Kingdom$17.7MOpen source
Interai54Enterprise$13.3MOpen source
Tequipy54IT ManagementLondon, United Kingdom$3.0MOpen source
- HOHOOTL54Artificial IntelligenceCharlottesville, USA$6.5M
Open source
giniX54Generative AITel Aviv, IsraelOpen source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
Svix53EnterpriseSan Francisco, United States$2.6MOpen source
Relevance AI53Agentic AITel Aviv, Israel$12.0MOpen source
Seqera Labs52BiotechBarcelona, SpainOpen source
Nintex51Automation & RPABellevue, United States$29.0MOpen source
Hex Technologies50Data PlatformSan Francisco, United States$217.5MOpen source
Daybreak50Supply ChainSan Francisco, United States$85.0MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| cal.com | Scheduling Software | Open source · Self-hostable | Berlin, Germany | — | 47 |
| Sauce Technologies | Enterprise Software | Open source | New York, United States | — | 43 |
| ATAttio | CRM | Open source | London, United Kingdom | $93.5M | 41 |
| Dolibarr | Open Source | Open source · Self-hostable | — | — | 18 |
| Sparkboardapp | Collaboration Software | Open source | — | — | 18 |
| Kountertop | Vertical SaaS | Open source | — | — | 17 |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| Cultivateai | Sales Automation | Open source | — | — | — |
| Planroomiq | Construction Tech | Open source | — | — | — |
| Provend | Sales Automation | Open source | — | — | — |
| Cvent | Event Management Software | Open source | Tysons, United States | $232.0M | 85 |
| Wix | Website | Open source | Tel Aviv, Israel | $1.3B | 85 |
| Manus AI | Agentic AI | Open source | Singapore, Singapore | $150.0M | 75 |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 |
| Temporal | Workflow Automation | Open source | Seattle, United States | $134.0M | 71 |
| Birdeye | Reputation Management | Open source | Palo Alto, United States | $85.0M | 70 |
| Jitterbit | iPaaS | Open source | Oakland, United States | $103.0M | 70 |
| Quickbase | Work Management | Open source | Waltham, United States | $1.0B | 69 |
| LogicGate Risk Cloud | GRC | Open source | Chicago, United States | $269.0M | 68 |
| IRIronclad | Legal & Compliance | Open source | San Francisco, United States | — | 67 |
| Orion Advisor Solutions | Fintech | Open source | Omaha, United States | $223.0M | 67 |
| ClickUp | Project Management | Open source | San Francisco, United States | $531.5M | 67 |
| Percepto | Drones | Open source | Tel Aviv, Israel | $136.8M | 67 |
| Tines | Security Automation | Open source | Dublin, Ireland | $260.1M | 66 |
| Coro | Enterprise | Open source | New York, United States | $235.0M | 65 |
| ClearML | AutoML | Open source · Self-hostable | Tel Aviv, Israel | $11.0M | 64 |
| Domino Data Lab, Inc. | AI Governance | Open source | New York, United States | $100.5M | 63 |
| M-Files Content Collaboration | Enterprise Software | Open source | Plano, United States | $201.0M | 63 |
| Orkes | Artificial Intelligence | Open source | Santa Clara, USA | $89.3M | 62 |
| Viktor | Artificial Intelligence | Open source | Warsaw, Poland | $64.7M | 62 |
| Workiva | Enterprise Software | Open source | Ames, United States | — | 62 |
| RIRiffle Resilience | Artificial Intelligence | Open source | Dallas, USA | $63.0M | 62 |
| Spacelift | Infrastructure as Code | Open source | Warsaw, Poland | $73.6M | 61 |
| Quali | Enterprise | Open source | Austin, United States | $86.8M | 61 |
| Lokalise | Localization | Open source | Berlin, Germany | $56.1M | 61 |
| Seemplicity | Enterprise | Open source | Tel Aviv, Israel | $182.0M | 61 |
| Juro | LegalTech | Open source | London, United Kingdom | — | 60 |
| Trelica | SaaS Management | Open source | London, United Kingdom | $2.0M | 59 |
| Axiom | LegalTech | Open source | New York, United States | $764.0M | 58 |
| Agency | Agentic AI | Open source | San Francisco, United States | $20.0M | 58 |
| Harri | HR Tech | Open source | New York, United States | $80.0M | 58 |
| BotCity | RPA | Open source | São Paulo, Brazil | $16.5M | 57 |
| Fieldlens | Construction Tech | Open source | Tampa, United States | $17.7M | 57 |
| Compass | Real Estate | Open source | New York, United States | $1.1B | 57 |
| Shopify | E-commerce Platform | Open source | Ottawa, Canada | $122.3M | 55 |
| OpenOps | Enterprise | Open source · Self-hostable | San Francisco, United States | $125K | 55 |
| Spotlight.ai | Enterprise | Open source | Tel Aviv, Israel | $1.0M | 55 |
| OpsMill | Artificial Intelligence | Open source | Palo Alto, USA | $26.0M | 55 |
| Raycast | Productivity | Open source | London, United Kingdom | $17.7M | 55 |
| Interai | Enterprise | Open source | — | $13.3M | 54 |
| Tequipy | IT Management | Open source | London, United Kingdom | $3.0M | 54 |
| HOHOOTL | Artificial Intelligence | Open source | Charlottesville, USA | $6.5M | 54 |
| giniX | Generative AI | Open source | Tel Aviv, Israel | — | 54 |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 |
| Svix | Enterprise | Open source | San Francisco, United States | $2.6M | 53 |
| Relevance AI | Agentic AI | Open source | Tel Aviv, Israel | $12.0M | 53 |
| Seqera Labs | Biotech | Open source | Barcelona, Spain | — | 52 |
| Nintex | Automation & RPA | Open source | Bellevue, United States | $29.0M | 51 |
| Hex Technologies | Data Platform | Open source | San Francisco, United States | $217.5M | 50 |
| Daybreak | Supply Chain | Open source | San Francisco, United States | $85.0M | 50 |