CodeThreat

Fast open-source SAST with custom rules

Semgrep is an AppSec platform with a widely used open-source engine for readable code rules plus commercial SAST, supply-chain and secrets workflows. Current product positioning emphasizes AI-assisted detection, triage and remediation, CI/pull-request integration and managed governance for security teams.

Enterprise application security testing platform

Checkmarx is an enterprise application security testing platform providing SAST, SCA, DAST, API security, IaC scanning, and container security in a unified solution. Features AI-powered vulnerability detection, automated remediation guidance, and correlation across scan types to prioritize the most critical risks. Supports 30+ programming languages with deep framework-specific rules. Integrates with all major IDEs, Git platforms, and CI/CD pipelines. Used by Fortune 500 companies globally.

Code quality and security analysis platform

SonarQube is an open-source code quality and security platform with 10K+ GitHub stars that inspects code for bugs, vulnerabilities, code smells, and security hotspots. It enforces quality gates in CI/CD pipelines, supports 30+ languages in Team plans and 40+ in Enterprise, and remains the industry standard for static code quality management.

Run and govern MCP servers across desktop, CLI and Kubernetes

Open-source MCP runtime and governance platform that runs servers in isolated containers, curates registries, enforces access policies, and operates gateways across desktop, CLI, and Kubernetes.

Craft image-scaling prompt-injection payloads to red-team multimodal AI systems

Open-source red-team toolkit from Trail of Bits that generates image-scaling attack payloads — images that look benign at full resolution but reveal a hidden prompt injection after a multimodal system downsamples them.

AI agent framework for offensive security and penetration testing

Alias Robotics' agent framework for building AI-driven offensive-security workflows — reconnaissance, exploitation, privilege escalation, and lateral movement — with multi-agent handoffs and human-in-the-loop control. Source-available, but the core is licensed for non-commercial research use only.

AI-first security scanner for LLM, agent, MCP, and RAG codebases

MEDUSA is an AGPL-3.0 AI-first security scanner from Pantheon Security that checks AI and machine-learning applications, LLM agents, MCP workflows, RAG pipelines, repository-poisoning risks, secrets, and agent-specific compromise patterns.

Open-source diagnostic for AI operational misalignment

iFixAi is an Apache-2.0 diagnostic tool for scoring AI agents and models against operational-misalignment risks such as hallucination, manipulation, sabotage, sandbagging, and oversight evasion.

UK AI Security Institute framework for LLM safety evaluations

Inspect AI is an MIT-licensed framework from the UK AI Security Institute for running large language model evaluations, including tool use, multi-turn dialogue, model-graded scoring, and reusable evaluation tasks.