Hottest cybersecurity open-source tools of the month: November 2025
This month’s roundup features exceptional open-source cybersecurity tools that are gaining attention for strengthening security across various environments. Heisenberg: …
DeepTeam: Open-source LLM red teaming framework
Security teams are pushing large language models into products faster than they can test them, which makes any new red teaming method worth paying attention to. DeepTeam is an …
cnspec: Open-source, cloud-native security and policy project
cnspec is an open source tool that helps when you are trying to keep a sprawling setup of clouds, containers, APIs and endpoints under control. It checks security and …
Metis: Open-source, AI-driven tool for deep security code review
Metis is an open source tool that uses AI to help engineers run deep security reviews on code. Arm’s product security team built Metis to spot subtle flaws that are often …
Strix: Open-source AI agents for penetration testing
Security teams know that application flaws tend to show up at the worst time. Strix presents itself as an open source way to catch them earlier by using autonomous agents that …
Sprout: Open-source bootloader built for speed and security
Sprout is an open-source bootloader that delivers sub-second boot times and uses a clean, data-driven configuration format that works across operating systems. “We built …
ProxyBridge: Open-source proxy routing for Windows applications
ProxyBridge is a lightweight, open-source tool that lets Windows users route network traffic from specific applications through SOCKS5 or HTTP proxies. It can redirect both …
sqlmap: Open-source SQL injection and database takeover tool
Finding and exploiting SQL injection vulnerabilities is one of the oldest and most common steps in web application testing. sqlmap streamlines this process. It is an …
OpenGuardrails: A new open-source model aims to make AI safer for real-world use
When you ask a large language model to summarize a policy or write code, you probably assume it will behave safely. But what happens when someone tries to trick it into …
VulnRisk: Open-source vulnerability risk assessment platform
VulnRisk is an open-source platform for vulnerability risk assessment. It goes beyond basic CVSS scoring by adding context-aware analysis that reduces noise and highlights …
Heisenberg: Open-source software supply chain health check tool
Heisenberg is an open-source tool that checks the health of a software supply chain. It analyzes dependencies using data from deps.dev, Software Bills of Materials (SBOMs), …
Hottest cybersecurity open-source tools of the month: October 2025
This month’s roundup features exceptional open-source cybersecurity tools that are gaining attention for strengthening security across various environments. Chekov: …
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