Open Source Alternatives to Calidadsoft
53 open source Software Quality Assurance options similar to Calidadsoft, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.
Selenium10Open SourceAn open-source framework for automating web browsers for testing and administration tasks.
Open source · Self-hostable
Grafana Labs80ObservabilityNew York, United StatesCommercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
Logz.io63EnterpriseTel Aviv, Israel$132.0MLogz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.
Open source · Self-hostable
CloudQuery53EnterpriseSan Francisco, United States$18.5MOpen-source data integration platform for security and infrastructure teams.
Open source · Self-hostable
OpenOps53EnterpriseSan Francisco, United States$125KNo-code, open-source cloud automation platform for FinOps and custom solutions.
Open source · Self-hostable
WireMock53Enterprise$6.5MIndustry-standard API simulation and mocking platform for reliable software development and testing.
Open source · Self-hostable
Kestra49Data OrchestrationParis, France$36.0MAn open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.
Open source · Self-hostable
Keep45EnterpriseSan Francisco, United States$2.5MOpen-source alert management platform using AI to reduce noise and improve alert actionability for engineers.
Open source · Self-hostable
- MAMacrodata Labs39Artificial IntelligenceParis, France$4.0M
Infrastructure for the robotics data loop.
Open source · Self-hostable
keyval29EnterpriseTel Aviv, IsraelOdigos provides an open-source software solution for developers to enable distributed tracing for their applications using OpenTelemetry and eBPF, accelerating production issue resolution.
Open source · Self-hostable
Glovity8AI InfrastructureGlovity is an open-source, low-cost teleoperation system for dexterous manipulation, integrating spatial wrench feedback with a haptic glove.
Open source
Elasticsearch85Search EngineAmsterdam, Netherlands$104.0MOpen-source search and analytics engine for data exploration and real-time insights.
Open source · Self-hostable
Databricks82Data AnalyticsSan Francisco, United States$36.7BA unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Grafana Cloud69ObservabilityNew York, United States$2.1BFull-stack observability platform built on open standards for unifying telemetry and accelerating troubleshooting.
Open source · Self-hostable
Posit67Data Science PlatformBoston, United States$169.9MOpen-source data science platform for enterprise teams, enabling collaboration and reproducible results.
Open source · Self-hostable
Pulumi66Infrastructure as CodeSeattle, United States$228.5MModern infrastructure as code platform enabling developers to manage cloud resources using familiar programming languages.
Open source · Self-hostable
Firebolt65Cloud Data WarehousePalo Alto, United States$264.0MCloud data warehouse for building next-gen analytics experiences with sub-second performance, designed for engineers and AI agents.
Open source
H2O.ai64Foundation ModelMountain View, United States$228.1MAn open-source AI and machine learning platform for enterprises.
Open source · Self-hostable
ClearML63AutoMLTel Aviv, Israel$11.0MOpen-source, end-to-end MLOps platform for enterprise AI development and deployment.
Open source · Self-hostable
Gitpod63Developer ToolsTübingen, Germany$28.0MCloud Development Environments for efficient and secure team software development.
Open source · Self-hostable
Codefresh62EnterpriseBrisbane, Australia$42.0MOctopus Deploy provides a unified platform for continuous delivery, automating deployments, runbooks, and operations for modern applications.
Open source · Self-hostable
Metabase60Data AnalyticsSan Francisco, United States$8.0MOpen-source business intelligence and embedded analytics platform.
Open source · Self-hostable
Trigger Device Inc59AI AgentsLondon, United Kingdom$16.5MAn open-source platform for building and deploying AI agents and workflows.
Open source · Self-hostable
Steel.dev58Developer ToolsTel Aviv, Israel$17.0MCloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.
Open source · Self-hostable
Mirantis58Cloud InfrastructureCampbell, United States$255.0MMirantis provides cloud-native infrastructure and AI platforms for enterprises to manage and operate complex environments.
Open source · Self-hostable
InfluxData58DatabaseSan Francisco, United States$200.1MCreator of InfluxDB, an open-source time series database for managing and analyzing high-volume, high-speed data.
Open source · Self-hostable
Backstage57Developer ToolsStockholm, Sweden$63.0MAn open-source developer portal for building and managing software.
Open source · Self-hostable
MetalBear56Software DevelopmentSan Francisco, United States$12.5MOpen-core company building tools for modern backend engineers to ship faster and better.
Open source · Self-hostable
Solo.io56Artificial IntelligenceCambridge, USA$174.8MEnterprise agentic AI orchestration
Open source · Self-hostable
Odigos56Enterprise$13.0MOpen-source project for instant distributed tracing and metrics using eBPF and OpenTelemetry.
Open source · Self-hostable
Liblab55Developer ToolsAustin, United States$42.0MSDK-as-a-service platform for API providers, offering code generation and SDK management to enhance developer experience.
Open source · Self-hostable
DVC54MLOpsSan Francisco, United States$154.0MOpen-source platform for ML experiment tracking and data versioning.
Open source · Self-hostable
Feast AI54MLOpsSan Francisco, United StatesAn open-source feature store for managing and serving data for AI/ML models in production.
Open source · Self-hostable
KiloClaw54Artificial IntelligenceA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
Probabl54MLOpsParis, France$18.5MTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
Doubleword53AI InfrastructureLondon, United Kingdom$15.0MSelf-hosted AI inference platform for enterprises.
Open source
Pollen Robotics52RoboticsParis, France$2.6MPioneering accessible, open-source physical robots and AI-powered application development.
Open source · Self-hostable
RelAI51Agentic AISan Francisco, United States$10.0MAn open-source platform for building, simulating, evaluating, and optimizing reliable AI agents.
Open source · Self-hostable
Tidelift50SaaSBoston, United States$15.0MPlatform providing managed open source software with security, maintenance, and licensing assurances for enterprises.
Open source · Self-hostable
Defcon47HardwareMcLean, United States$44.0MThe Defcon badges feature a unique open-source chip that doubles as a security key.
Open source
Bubble Lab45Artificial IntelligenceOpen-source, Typescript-native agentic workflow builder for natural language to code generation.
Open source · Self-hostable
Cloudify40Cloud InfrastructureTel Aviv, Israel$7.0MCloudify provides an open-source cloud orchestration and automation platform for managing complex cloud environments.
Open source · Self-hostable
Cua39AI AgentSan Francisco, United States$500KCua provides an open-source framework and cloud desktops for AI agents to control operating systems and desktop applications across Linux, Windows, macOS, and Android.
Open source
Testkube39MLOpsTel Aviv, Israel$12.0MOpen-source Kubernetes-native testing framework for CI/CD.
Open source · Self-hostable
Amplication33EnterpriseTel Aviv, IsraelOpen-source Node.js backend development platform for accelerating application development.
Open source · Self-hostable
Langflow32Agentic AILisbon, PortugalLow-code platform for building, iterating, and deploying AI applications, especially RAG and multi-agent systems.
Open source · Self-hostable
Recognai, S.L.U.31Data CurationBarcelona, SpainCompany
Open source
vxtwitter.com31Web DevelopmentSan Francisco, United StatesThe world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.
Open source · Self-hostable
Swagger26API DevelopmentSomerville, United StatesA suite of open-source and professional tools for API design, development, documentation, and testing.
Open source · Self-hostable
Kantu26Workflow AutomationOpen-source browser extension and RPA software for automating web and desktop workflows.
Open source · Self-hostable
fixupx.com26Web DevelopmentSan Francisco, United StatesThe world's leading software development platform for version control and collaboration.
Open source · Self-hostable
MLflow25MLOpsSeattle, United StatesOpen-source platform for managing the ML lifecycle, from experimentation to deployment.
Open source · Self-hostable
Apache Airflow20MLOpsOpen-source platform for programmatically authoring, scheduling, and monitoring data pipelines.
Open source · Self-hostable

