Open source focus
Open Source Alternatives to Calidadsoft
60 open source Software Quality Assurance options similar to Calidadsoft, 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.
Applitools61EnterpriseSan Mateo, United States$41.5MOpen source
Selenium10Open SourceOpen source · Self-hostable
Overops59EnterpriseSan Francisco, United States$49.5MOpen source
BrowserStack58Software TestingMumbai, IndiaOpen source
Loadmill53EnterpriseTel Aviv, IsraelOpen source
- KAKatalon49Software TestingAtlanta, United States$28.1M
Open source
SapmindsEnterprise SoftwareLondon, United KingdomOpen source
- HAHarness78DevOpsSan Francisco, USA$815.0M
Open source
SUSE70Cloud ComputingLuxembourg City, Luxembourg$4.9BOpen source · Self-hostable
Teleport69CybersecurityOakland, United States$190.0MOpen source
Logz.io69EnterpriseTel Aviv, Israel$132.0MOpen source · Self-hostable
SonarQube68Developer ToolsGeneva, Switzerland$457.0MOpen source
HashiCorp Terraform67Infrastructure as CodeSan Francisco, United StatesOpen source
- PUPulumi66Infrastructure as CodeSeattle, United States$228.5M
Open source · Self-hostable
Tines66Security AutomationDublin, Ireland$260.1MOpen source
Solo.io66Artificial IntelligenceCambridge, USA$174.8MOpen source · Self-hostable
Gitpod64Developer ToolsTübingen, Germany$28.0MOpen source · Self-hostable
Tracebit63CybersecurityLondon, United Kingdom$25.0MOpen source
Contino63Enterprise SoftwareLondon, United Kingdom$40.0MOpen source
- CHCheckly63SaaSBerlin, Germany$32.3M
Open source
Port63EnterpriseTel Aviv, Israel$62.0MOpen source
Sumo Logic61Cloud Monitoring & ObservabilityRedwood City, United StatesOpen source
Quali61EnterpriseAustin, United States$86.8MOpen source
Codefresh61EnterpriseBrisbane, Australia$42.0MOpen source · Self-hostable
Komodor61Software DevelopmentTel Aviv, Israel$67.0MOpen source
Spacelift61Infrastructure as CodeWarsaw, Poland$73.6MOpen source
- TITigera61CybersecuritySan Francisco, United States$65.0M
Open source
Qovery60Developer ToolsParis, France$18.0MOpen source
Antimetal60Infrastructure AutomationNew York, United States$24.3MOpen source
InfluxData58DatabaseSan Francisco, United States$200.1MOpen source · Self-hostable
OpenEBS57Cloud Native StoragePalo Alto, United States$26.0MOpen source · Self-hostable
Lumigo56EnterpriseTel Aviv, Israel$37.0MOpen source
CloudQuery56EnterpriseSan Francisco, United States$18.5MOpen source · Self-hostable
Salto56DevOpsTel Aviv, Israel$69.0MOpen source
Metoro55Software DevelopmentSan Fransisco, USOpen source
Diffblue55AI Coding AssistantOxford, United KingdomOpen source
Pynt55CybersecurityTel Aviv, Israel$6.0MOpen source
Bluebricks55EnterpriseSan Francisco, United States$4.5MOpen source
Checksum55Test AutomationSan Francisco, United StatesOpen source
Rackspace54Cloud InfrastructureSan Antonio, United StatesOpen source
Styra54Cloud SecurityRedwood City, United States$54.0MOpen source
WireMock54Enterprise$6.5MOpen source · Self-hostable
Wing Cloud54EnterpriseTel Aviv, Israel$20.0MOpen source · Self-hostable
Platform952Cloud InfrastructureSan Jose, United States$147.5MOpen source
ControlMonkey51Infrastructure as CodeTel Aviv, Israel$7.0MOpen source
Heroku50EnterpriseSan Francisco, United StatesOpen source
- TITidelift50SaaSBoston, United States$15.0M
Open source · Self-hostable
- ZEZeroPath50CybersecuritySan Francisco, United States$20.5M
Open source
Kestra49Data OrchestrationParis, France$36.0MOpen source · Self-hostable
Argon Security47EnterpriseTel Aviv, IsraelOpen source
Antithesis46CybersecuritySan Francisco, United States$117.5MOpen source
Mendral46Agentic AISan Francisco, United States$15.0MOpen source
Axiom Security45EnterpriseSan Francisco, United States$11.0MOpen source
Stably AI45Agentic AITel Aviv, IsraelOpen source
Rookout45EnterpriseTel Aviv, Israel$20.2MOpen source
- CRCrash Override44CybersecuritySan Francisco, United States$5.0M
Open source
TestSprite44AI Testing ToolsSeattle, United States$6.7MOpen source
Configu43EnterpriseTel Aviv, Israel$3.0MOpen source
Code Input43Developer Tools$6.5MOpen source
Redgate Software42SoftwareCambridge, United KingdomOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Applitools | Enterprise | Open source | San Mateo, United States | $41.5M | 61 |
| Selenium | Open Source | Open source · Self-hostable | — | — | 10 |
| Overops | Enterprise | Open source | San Francisco, United States | $49.5M | 59 |
| BrowserStack | Software Testing | Open source | Mumbai, India | — | 58 |
| Loadmill | Enterprise | Open source | Tel Aviv, Israel | — | 53 |
| KAKatalon | Software Testing | Open source | Atlanta, United States | $28.1M | 49 |
| Sapminds | Enterprise Software | Open source | London, United Kingdom | — | — |
| HAHarness | DevOps | Open source | San Francisco, USA | $815.0M | 78 |
| SUSE | Cloud Computing | Open source · Self-hostable | Luxembourg City, Luxembourg | $4.9B | 70 |
| Teleport | Cybersecurity | Open source | Oakland, United States | $190.0M | 69 |
| Logz.io | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $132.0M | 69 |
| SonarQube | Developer Tools | Open source | Geneva, Switzerland | $457.0M | 68 |
| HashiCorp Terraform | Infrastructure as Code | Open source | San Francisco, United States | — | 67 |
| PUPulumi | Infrastructure as Code | Open source · Self-hostable | Seattle, United States | $228.5M | 66 |
| Tines | Security Automation | Open source | Dublin, Ireland | $260.1M | 66 |
| Solo.io | Artificial Intelligence | Open source · Self-hostable | Cambridge, USA | $174.8M | 66 |
| Gitpod | Developer Tools | Open source · Self-hostable | Tübingen, Germany | $28.0M | 64 |
| Tracebit | Cybersecurity | Open source | London, United Kingdom | $25.0M | 63 |
| Contino | Enterprise Software | Open source | London, United Kingdom | $40.0M | 63 |
| CHCheckly | SaaS | Open source | Berlin, Germany | $32.3M | 63 |
| Port | Enterprise | Open source | Tel Aviv, Israel | $62.0M | 63 |
| Sumo Logic | Cloud Monitoring & Observability | Open source | Redwood City, United States | — | 61 |
| Quali | Enterprise | Open source | Austin, United States | $86.8M | 61 |
| Codefresh | Enterprise | Open source · Self-hostable | Brisbane, Australia | $42.0M | 61 |
| Komodor | Software Development | Open source | Tel Aviv, Israel | $67.0M | 61 |
| Spacelift | Infrastructure as Code | Open source | Warsaw, Poland | $73.6M | 61 |
| TITigera | Cybersecurity | Open source | San Francisco, United States | $65.0M | 61 |
| Qovery | Developer Tools | Open source | Paris, France | $18.0M | 60 |
| Antimetal | Infrastructure Automation | Open source | New York, United States | $24.3M | 60 |
| InfluxData | Database | Open source · Self-hostable | San Francisco, United States | $200.1M | 58 |
| OpenEBS | Cloud Native Storage | Open source · Self-hostable | Palo Alto, United States | $26.0M | 57 |
| Lumigo | Enterprise | Open source | Tel Aviv, Israel | $37.0M | 56 |
| CloudQuery | Enterprise | Open source · Self-hostable | San Francisco, United States | $18.5M | 56 |
| Salto | DevOps | Open source | Tel Aviv, Israel | $69.0M | 56 |
| Metoro | Software Development | Open source | San Fransisco, US | — | 55 |
| Diffblue | AI Coding Assistant | Open source | Oxford, United Kingdom | — | 55 |
| Pynt | Cybersecurity | Open source | Tel Aviv, Israel | $6.0M | 55 |
| Bluebricks | Enterprise | Open source | San Francisco, United States | $4.5M | 55 |
| Checksum | Test Automation | Open source | San Francisco, United States | — | 55 |
| Rackspace | Cloud Infrastructure | Open source | San Antonio, United States | — | 54 |
| Styra | Cloud Security | Open source | Redwood City, United States | $54.0M | 54 |
| WireMock | Enterprise | Open source · Self-hostable | — | $6.5M | 54 |
| Wing Cloud | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $20.0M | 54 |
| Platform9 | Cloud Infrastructure | Open source | San Jose, United States | $147.5M | 52 |
| ControlMonkey | Infrastructure as Code | Open source | Tel Aviv, Israel | $7.0M | 51 |
| Heroku | Enterprise | Open source | San Francisco, United States | — | 50 |
| TITidelift | SaaS | Open source · Self-hostable | Boston, United States | $15.0M | 50 |
| ZEZeroPath | Cybersecurity | Open source | San Francisco, United States | $20.5M | 50 |
| Kestra | Data Orchestration | Open source · Self-hostable | Paris, France | $36.0M | 49 |
| Argon Security | Enterprise | Open source | Tel Aviv, Israel | — | 47 |
| Antithesis | Cybersecurity | Open source | San Francisco, United States | $117.5M | 46 |
| Mendral | Agentic AI | Open source | San Francisco, United States | $15.0M | 46 |
| Axiom Security | Enterprise | Open source | San Francisco, United States | $11.0M | 45 |
| Stably AI | Agentic AI | Open source | Tel Aviv, Israel | — | 45 |
| Rookout | Enterprise | Open source | Tel Aviv, Israel | $20.2M | 45 |
| CRCrash Override | Cybersecurity | Open source | San Francisco, United States | $5.0M | 44 |
| TestSprite | AI Testing Tools | Open source | Seattle, United States | $6.7M | 44 |
| Configu | Enterprise | Open source | Tel Aviv, Israel | $3.0M | 43 |
| Code Input | Developer Tools | Open source | — | $6.5M | 43 |
| Redgate Software | Software | Open source | Cambridge, United Kingdom | — | 42 |