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open-source cybersecurity tools
Hottest cybersecurity open-source tools of the month: February 2026

This month’s roundup features exceptional open-source cybersecurity tools that are gaining attention for strengthening security across various environments. Pompelmi: …

Microsoft
Microsoft adds domain libraries and Copilot integration to the quantum development kit

The Microsoft Quantum Development Kit (QDK) is an open-source toolkit that runs on laptops and in common development environments. It includes code, simulators, libraries, and …

Coroot
Coroot: Open-source observability and APM tool

Coroot is an open-source observability and application performance monitoring tool. The core software, published in Go and accompanied by companion repositories such as …

Uptime Kuma
Uptime Kuma: Open-source monitoring tool

Service availability monitoring remains a daily operational requirement across IT teams, SaaS providers, and internal infrastructure groups. Many environments rely on …

REMnux
REMnux v8 brings AI integration to the Linux malware analysis toolkit

REMnux, a specialized Linux distribution for malware analysis, has released version 8 with a rebuilt platform based on Ubuntu 24.04 and a new capability aimed at connecting AI …

Vim 9.2
Vim 9.2 adds scripting updates, diff improvements, and experimental Wayland support

Vim 9.2 adds a range of incremental changes focused on scripting, usability, and cross-platform support. The update includes improvements to completion behavior, expanded Vim9 …

MOS
MOS: Open-source modular OS for servers and homelabs

A growing number of homelab builders and small server operators are testing an open source operating system that combines basic server management, storage control, and …

Brutus
Brutus: Open-source credential testing tool for offensive security

Brutus is an open-source, multi-protocol credential testing tool written in pure Go. Designed to replace legacy tools that have long frustrated penetration testers with …

OpenVPN
OpenVPN releases version 2.7.0 with expanded protocol and platform updates

OpenVPN version 2.7.0 is now available. The update advances support for multi-address server configurations and updates client functionality across operating systems. The …

OpenClaw Scanner
OpenClaw Scanner: Open-source tool detects autonomous AI agents

A new free, open source tool is available to help organizations detect where autonomous AI agents are operating across corporate environments. The OpenClaw Scanner identifies …

Zen-AI-Pentest
Zen-AI-Pentest: Open-source AI-powered penetration testing framework

Zen-AI-Pentest provides an open-source framework for scanning and exercising systems using a combination of autonomous agents and standard security utilities. The project aims …

Allama
Allama: Open-source AI security automation

Allama is an open-source security automation platform that lets teams build visual workflows for threat detection and response. It includes integrations with 80+ types of …

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