software composition analysis

FOSSA is built for license compliance, not blocking malicious npm packages. Compare the best FOSSA alternatives for npm supply-chain security in 2026.

Veracode is a heavyweight AppSec suite with opaque per-app pricing. If your problem is malicious npm packages, a registry firewall gets you there in minutes.

Checkmarx One is a strong AppSec platform, but it scans after the fact. If the job is stopping malicious npm packages before they install, on laptops, in CI and in AI agents, a registry firewall is cheaper and simpler.

Looking for a Black Duck alternative for npm? Compare registry firewalls vs scan-time SCA on price, setup, malware blocking and AI-agent coverage.

Mend.io charges up to $1,000 per developer per year for a bundle most npm teams only partly use. See the best Mend alternatives for npm supply-chain security, including a drop-in registry firewall that blocks malicious packages across CI, laptops, and AI agents.

JFrog Xray + Curation is powerful but means adopting Artifactory and an enterprise contract. Here's an honest comparison with a drop-in npm registry firewall that blocks malicious packages across CI and AI agents.

AI coding agents install hallucinated and slopsquatted npm packages without blinking. Here's how to block AI from installing malicious npm packages at the registry, with two config lines (registry URL and token).

Sonatype Nexus Firewall (Repository Firewall) vs a drop-in npm registry firewall — an honest comparison of detection, cost, and setup, plus how to switch.

Snyk scans and alerts — it doesn't block installs. See how InstallSafe's registry firewall compares to Snyk, Socket, Aikido and Dependabot, and when to use each.

Socket.dev is strong at zero-hour behavioral detection — but it scans PRs, not installs. See how InstallSafe's registry firewall, Snyk, and Aikido compare, and when to use each.