Open Source Alternatives to Aidigitaldefenceteam
17 open source Cybersecurity options similar to Aidigitaldefenceteam, 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.
CIQ59Artificial IntelligenceReno, United States$26.0MSponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.
Open source
Backslash Security56CybersecurityTel Aviv, Israel$27.0MAgentic endpoint security for AI coding, providing visibility, governance, and real-time protection.
Open source
0sec11CybersecurityAn applied cybersecurity research lab using AI agents to autonomously discover, exploit, and verify software vulnerabilities.
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
DocsGPT8Open SourceOpen-source AI platform for securely deploying intelligent agents, private enterprise search, and complex document workflows on an organization's own data.
Open source · Self-hostable
Sharedos8Agentic AIOpen-source infrastructure for permissioned agent-to-agent communication: a deny-by-default kernel for file access and tool calls, with pluggable agent runtimes.
Open source
WSO254Artificial IntelligencePalo Alto, USA$63.0MAn open-source technology provider offering an open control plane for AI agents.
Open source · Self-hostable
- Puck52Endpoint SecurityUnited States
Open-source, AI-driven endpoint investigation tool for security teams.
Open source · Self-hostable
Archestra.AI50Artificial IntelligenceLondon, United Kingdom$10.0MAn open-source platform enabling enterprises to securely connect sensitive data to AI agents.
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
OWASP38CybersecurityRaleigh, USAA global non-profit foundation dedicated to improving software security through open community collaboration.
Open source · Self-hostable
- Agentjail10Agentic AI
Policy guardrails for coding agents to block dangerous tool calls before they are fired.
Open source
Falco10CybersecurityOpen-source, cloud-native runtime security tool for detecting anomalous application behavior across hosts, containers, and Kubernetes.
Open source · Self-hostable
Umbrasec9CybersecurityIndependent defensive security research focused on detection engineering, threat analysis, and open-source tooling for defenders.
Open source
Openthreatgrid8CybersecurityOpen honeynet telemetry, responsible threat intelligence sharing, and reproducible security research workflows for defenders and researchers.
Open source
Antiburn3AI ObservabilityAnalyze your AI session logs to identify and fix excessive token usage, helping users stay within their token limits.
Open source
Graphometer3AI ObservabilitySeeing AI from the right angle. Free, open tools, resources, reports, and data that show what AI systems actually do.
Open source