DEPSIM - npm Dependency Resolution Simulator

🎮 Try Demo

📦 Early Access

📝 Paste your package.json:

ℹ️ Scope of this Web Demo: This interface performs a fast, zero-download manifest structure validation. For deep, npm-accurate resolution and conflict detection, please use the local Rust CLI via the command: cargo run --release -- check package.json

📊 Resolution Result:

Enter a package.json above and click "Analyze Dependencies" to see the resolution result.

Enterprise & Early Access

The Web App provides instant, zero-friction preflight checks for standard projects. For deep, CI/CD-integrated resolution and the proprietary Rust CLI, we offer private beta access.

Join the Private Beta

Get access to the DEPSIM CLI, automated GitHub PR checks, and team dependency dashboards.

✅ Zero-Side-Effect local resolution
✅ CI/CD Integration (GitHub Actions, GitLab)
✅ Supply-Chain Security scanning
✅ Team Dashboards & historical tracking

DEPSIM Documentation

Registry-Only Dependency Preflight Checker

Stop npm install failures and dependency hell before they happen. DEPSIM analyzes your package.json against the live npm registry in milliseconds—without downloading a single tarball, executing post-install scripts, or risking supply-chain attacks.

🧪 The 10,000 Dependency Challenge

Think your monorepo is too big? We dare you to break DEPSIM.

Drop your most massive, dependency-hell package.json into our Web App. See how fast we can parse it, detect conflicts, and map overrides without downloading a single byte.

👉 Head over to the Try Demo tab at the top to start the challenge!

🏢 Join the Private Beta

The DEPSIM CLI and deep-resolution engine are currently in closed beta. Join the waitlist to get early access to zero-side-effect local resolution, automated GitHub PR checks, and team dependency health dashboards.

📧 Head over to the Early Access tab at the top to join the waitlist!