Open Source Alternatives to Certlab
35 open source Cloud Security options similar to Certlab, 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.
Umbrasec9CybersecurityIndependent defensive security research focused on detection engineering, threat analysis, and open-source tooling for defenders.
Open source
ARMO56EnterpriseTel Aviv, Israel$34.5MARMO provides an open-source Kubernetes security platform, Kubescape, for end-to-end security from development to production.
Open source · Self-hostable
Snyk76AI Coding AssistantBoston, United States$488.5MSnyk is a developer security platform that helps software teams find and fix vulnerabilities in code, open source dependencies, containers, and cloud infrastructure.
Open source · Self-hostable
Socket64Software Supply Chain SecuritySan Francisco, United States$60.0MSocket is a software supply chain security company that proactively blocks malicious open-source packages and extensions in AI-driven software development.
Open source
Backslash Security56CybersecurityTel Aviv, Israel$27.0MAgentic endpoint security for AI coding, providing visibility, governance, and real-time protection.
Open source
OWASP38CybersecurityRaleigh, USAA global non-profit foundation dedicated to improving software security through open community collaboration.
Open source · Self-hostable
0sec11CybersecurityAn applied cybersecurity research lab using AI agents to autonomously discover, exploit, and verify software vulnerabilities.
Open source · Self-hostable
Falco10CybersecurityOpen-source, cloud-native runtime security tool for detecting anomalous application behavior across hosts, containers, and Kubernetes.
Open source · Self-hostable
Chainguard62CybersecuritySeattle, United States$385.0MSecures the software supply chain with verifiable builds and open-source security tooling.
Open source · Self-hostable
ORY47Identity & Access ManagementBerlin, Germany$17.0MOpen-source identity and authorization services for applications, offering composable and scalable IAM solutions.
Open source · Self-hostable
Slauth.io43EnterpriseAshburn, United States$1.5MArk Infotech offers Cybersecurity, AI/ML, Data Analytics, and IT consulting services, including the Slauth.io IAM Policy Copilot.
Open source · Self-hostable
YugabyteDB67DatabaseSunnyvale, United States$266.0MDistributed SQL database for cloud-native applications, offering high availability and horizontal scalability.
Open source · Self-hostable
Logz.io63EnterpriseTel Aviv, Israel$122.0MLogz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.
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
MariaDB61DatabaseRedwood City, United States$131.0MA cloud database company providing a unified platform for transactional, analytical, and AI workloads.
Open source · Self-hostable
Xata59DatabaseSan Francisco, United States$35.0MOpen-source Postgres platform for agent scale with copy-on-write branching.
Open source · Self-hostable
Probo58SMB SoftwareTel Aviv, Israel$2.5MOpen-source compliance solution for startups to achieve SOC 2, ISO 27001, and HIPAA.
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
Solo.io56Artificial IntelligenceCambridge, USA$174.8MEnterprise agentic AI orchestration
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
Kong50API ManagementSan Francisco, United States$511.0MAPI gateway and management platform for microservices and cloud-native applications.
Open source · Self-hostable
Testkube39MLOpsTel Aviv, Israel$12.0MOpen-source Kubernetes-native testing framework for CI/CD.
Open source · Self-hostable
Remls22Developer ToolsGitHub is a platform for developers to collaborate on code, manage projects, and build software.
Open source
Outshift19Agentic AICisco's internal incubation engine for emerging technologies like agentic AI and quantum networking.
Open source · Self-hostable
Upsonic19Developer ToolsLondon, United KingdomOpen-source Python framework for building autonomous AI agents and agentic workflows, purpose-built for FinTech operations.
Open source · Self-hostable
- Tellstone11Database
An open-source, cloud-native in-memory database written in Go, offering a RESP2-compatible alternative to Redis.
Open source
Selenium10Open SourceAn open-source framework for automating web browsers for testing and administration tasks.
Open source · Self-hostable
Lullabeast9MLOpsAn autonomous developer pipeline that builds applications phase by phase against a Git repository.
Open source · Self-hostable
KubeVirt9Cloud ComputingContainer-native virtualization for Kubernetes, enabling VMs and containers to run side-by-side.
Open source · Self-hostable
Kryptvakt8CybersecurityKryptvakt offers a secure, decentralized platform for managing and sharing sensitive data.
Open source
Kaos Control7Developer ToolsAn open-source lifecycle management tool delivered as a single Go binary to guide ideas through capture, requirements, planning, development, testing, and release.
Open source
Jenkins Dev Internal7Developer ToolsAn open-source automation server for building, testing, and deploying software.
Open source
Gako7CybersecurityOpen-source, self-hostable secret manager where the server cannot read your secrets.
Open source · Self-hostable
TestCafe7Developer ToolsAn open-source Node.js tool for automated web testing, simplifying end-to-end test creation and execution across browsers.
Open source · Self-hostable
Zsvirt2Open SourceA production-ready, lightweight open-source virtualization platform for environments from homelabs to hyperscale infrastructure.
Open source