nodejsscan
nodejsscan is a static security code scanner (SAST) for Node.js applications that detects common security vulnerabilities. It combines libsast and semgrep engines and offers both web UI and CLI interfaces.
Key facts
Objective fields from the source. Values we can't verify are shown as “Unknown” rather than guessed.
| Field | Value |
|---|---|
| Repository | ajinabraham/nodejsscan |
| Owner | ajinabraham |
| Primary language | CSS |
| License | GPL-3.0 — OSI-approved |
| Stars | 2.6k |
| Forks | 346 |
| Open issues | 11 |
| Latest release | v4.8 (2023-09-02) |
| Last updated | 2025-10-10 |
| Source | https://github.com/ajinabraham/nodejsscan |
What nodejsscan is
A Python-based SAST tool powered by libsast and semgrep that scans Node.js code for security issues. Supports Docker deployment, PostgreSQL backend, and integrates with CI/CD pipelines and alerting systems.
Get the nodejsscan source
Clone the repository and explore it locally.
git clone https://github.com/ajinabraham/nodejsscan.gitcd nodejsscan# follow the project's README for install & configurationNeed it deployed, integrated, or customized instead? DEV.co ships production installs.
Best use cases
Implementation considerations
- PostgreSQL must be installed and configured before setup; use Docker for simplified deployment.
- Python 3.7+ environment required; follow virtual environment setup in README to avoid dependency conflicts.
- Last release v4.8 from September 2023; verify rule coverage and semgrep version compatibility with current threat landscape.
- semgrep rules are external dependency; ensure semgrep is maintained and rule definitions updated in production deployments.
- Configure database connection string and optional Slack/email alerts in settings.py or environment variables before running.
When to avoid it — and what to weigh
- Proprietary codebase with GPL-3.0 license concerns — GPL-3.0 requires any derivative works or distributions to be open source. Commercial/proprietary use requires legal review before adoption.
- Windows-only development environment — As of version 4, Windows support has been dropped. OSX/Linux deployment required.
- No infrastructure for PostgreSQL dependency — Requires PostgreSQL setup and SQLALCHEMY_DATABASE_URI configuration. Lighter-weight alternatives may be preferable if database overhead is prohibitive.
- Runtime vulnerability detection requirements — This is a static analysis tool only. Does not detect runtime or behavioral vulnerabilities; dynamic testing tools needed for those scenarios.
License & commercial use
Licensed under GPL-3.0 (GNU General Public License v3.0). This is a copyleft license requiring that any modifications or distributed versions remain open source.
GPL-3.0 is a copyleft license. Using nodejsscan in proprietary/commercial products or creating proprietary derivatives likely requires legal review or licensing exemptions. Direct use for internal security scanning may be permissible, but redistribution or modification of the tool itself as a proprietary product is not allowed without legal consultation. Requires review before commercial deployment.
DEV.co evaluation signals
Editorial assessment — not user reviews. Directional, with an explicit confidence level.
| Signal | Assessment |
|---|---|
| Maintenance | Active |
| Documentation | Adequate |
| License clarity | Needs review |
| Deployment complexity | Moderate |
| DEV.co fit | Good |
| Assessment confidence | High |
As a SAST tool, nodejsscan scans for security issues but is not itself a cryptographic or authentication mechanism. Security posture depends on: (1) semgrep rule quality and currency, (2) database (PostgreSQL) security configuration, (3) exposure of web UI (runs on localhost by default; firewall/authentication needed for remote access), (4) handling of sensitive code during scanning. No independent security audit data provided. Recommendations: isolate PostgreSQL, use reverse proxy with authentication for remote access, scan only in controlled environments.
Alternatives to consider
Semgrep (standalone)
Semgrep is the underlying engine; using it directly avoids GPL-3.0 and provides CLI-only lightweight scanning without database dependency.
SonarQube
Enterprise SAST with Node.js support, commercial licensing options, and richer reporting; more suitable for large organizations despite higher operational overhead.
Snyk
SaaS vulnerability scanner with dependency and code scanning for Node.js; simpler deployment, proprietary model, and integrated vulnerability database.
Build on nodejsscan with DEV.co software developers
Evaluate nodejsscan for your development pipeline. Consider GPL-3.0 licensing, PostgreSQL requirements, and semgrep rule currency before deployment. Request a legal review for commercial use.
Talk to DEV.coRelated on DEV.co
Explore the category and the services that help you build with it.
nodejsscan FAQ
Can I use nodejsscan in a commercial/proprietary product?
What is the difference between nodejsscan and njsscan?
Does nodejsscan detect runtime or dynamic vulnerabilities?
Is nodejsscan maintained? Can I rely on it?
Software development & web development with DEV.co
DEV.co is a software development agency delivering custom software development services to companies building on open source. Our software developers and web developers design, integrate, and ship production systems — spanning web development, APIs, AI, data, and cloud. If nodejsscan is part of your open-source security roadmap, our team can implement, customize, migrate, and maintain it.
Secure Your Node.js Applications
Evaluate nodejsscan for your development pipeline. Consider GPL-3.0 licensing, PostgreSQL requirements, and semgrep rule currency before deployment. Request a legal review for commercial use.