Snyk

Snyk is a developer security platform that helps teams find and fix vulnerabilities in their code, open-source dependencies, containers and infrastructure configurations. Its approach is to put security tools where developers already work - in the IDE, in pull requests and in the CI/CD pipeline - instead of leaving security checks to a separate team at the end. Snyk made its name with open-source dependency scanning. Modern applications are mostly made of third-party packages, and a vulnerability in any of them becomes a vulnerability in the application. Snyk Open Source scans dependency manifests, matches them against its curated vulnerability database, and suggests upgrades or patches, often opening automatic fix pull requests. It also flags licence compliance issues in dependencies. The platform has expanded to cover the wider software supply chain. Snyk Code performs static application security testing on first-party code, using machine-learning and semantic analysis to find issues such as injection flaws and insecure data handling, with fix suggestions. Snyk Container scans container images and recommends safer base images, and Snyk IaC checks infrastructure-as-code files such as Terraform and Kubernetes manifests for misconfigurations. Application security posture management features give security teams a consolidated view of risk across many repositories, and Snyk has focused on securing AI-generated code and AI applications. A free tier lets individual developers and small teams start, with paid plans for organisations that need more tests, reporting, governance and integrations. Developer experience is the main reason teams adopt it. The common challenges are alert volume and prioritisation: large codebases can produce many findings, so teams need to tune policies and focus on reachable, exploitable issues. Alternatives include GitHub Advanced Security with Dependabot and CodeQL for teams on GitHub; Semgrep for customisable static analysis; Sonar for code quality and security; Mend and Black Duck for software composition analysis; Wiz and Aqua for cloud and container security; and Socket for supply-chain attack detection. Choose Snyk when you want developer-friendly security scanning across code, dependencies, containers and infrastructure.