Web Check
Analyze a website with Web Check, an all-in-one tool described as an OSINT utility.
About Web Check
Web Check is an open source tool for analysing a website. It reports on server architecture, security configurations, potential attack vectors, and technologies in use, to help understand, optimize and secure websites.
It is deployed by self-hosting with Docker, Netlify, Vercel, Render, Hostinger, or from source, and needs no configuration by default. Optional API keys enable additional checks or raise rate limits for checks that use external services.
Key features
- Analyse server architecture and security configurations of a website
- Uncover potential attack vectors for a given website
- Identify technologies used by a target website
- Self-host with Docker, Netlify, Vercel, Render, or source
- Add optional API keys for extra checks and higher limits
- Restrict scanning with configurable blocked hosts list
Best for: People who maintain a website and want to review its setup and security configuration.
Good for
- Open source and self-hostable via Docker and other platforms
- Works with no configuration by default
- Hosted demo available at web-check.as93.net
Watch out for
- Certain checks require optional external API keys or have rate limits without them
Web Check at a glance
- Website
- github.com/Lissy93/web-check
- Category
- Privacy & Security › Security Tools
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
Guides for Security Tools
Web Check alternatives
Tools and sites you could use instead, ranked by how closely they match.
Analyze software with Ghidra, a framework for reverse engineering compiled programs.
Open source
24 alternatives
Check open-source dependencies for vulnerabilities and license compliance with OpenSCA-CLI.
Open source
24 alternatives
Add a proof-of-work CAPTCHA system to an application using the mCaptcha backend component.
FreeOpen source
24 alternatives
Security and best-practice issues in container images can be checked with Dockle.
Open source
24 alternatives
Add OpenID Connect and OAuth 2.1 identity-provider capabilities through Ory Hydra’s headless APIs.
Open source
24 alternatives
Run a privacy-focused home security camera system with support for multiple USB or Raspberry Pi cameras.
Open source
24 alternativesPopular in Security Tools
Well-known listings from the same topic.
Online Password Hash Crackonlinehashcrack.comOTP Authapps.apple.com/app/otp-auth/id659877384MD5 reverse lookupmd5.gromweb.comMozilla SSLssl-config.mozilla.orgchallenges.rechallenges.reGoPlus Locker V3gopluslabs.io
Web Check FAQ
How do I run Web Check with Docker?
Run docker run -p 3000:3000 lissy93/web-check, then open localhost:3000.
Is configuration required?
No. By default, no configuration is needed; optional variables add checks or raise rate limits.
Is there a hosted version to try?
Yes. A hosted version can be accessed at web-check.as93.net.
Is something wrong or out of date?
Tell us and an editor will check it.
Own this website?
Claim this listing
Claim the listing and suggest updates yourself. An editor checks every claim first.