Note: "The listings featured on this site are from companies from which this site receives compensation and some are co-owned by our parent company. This influence: Rank and manner in which listings are presented.


Webbkoll is described as 'Web Privacy Check monitors privacy enhancing features on websites, and helps you find out who is letting you exercise control over your privacy. We check to what extent a website monitors your behaviour and how much they gossip about the monitoring to third parties' and is a Privacy Tool in the security & privacy category. There are more than 10 alternatives to Webbkoll for Web-based, Android, Self-Hosted, F-Droid and Tor. The best Webbkoll alternative is Privacy Guides, which is both free and Open Source. Other great apps like Webbkoll are PrivacyTools.io, Privacium, PRISM Break and Cover Your Tracks.
Note: "The listings featured on this site are from companies from which this site receives compensation and some are co-owned by our parent company. This influence: Rank and manner in which listings are presented.


Device Info is a web browser security testing, privacy testing, and troubleshooting tool.


Developed by Mozilla, the HTTP Observatory performs an in-depth assessment of a site’s HTTP headers and other key security configurations.


HTTP Observatory is the most popular Self-Hosted alternative to Webbkoll.
DNSleaktest.com offers a simple test to determine if you DNS requests are being leaked which may represent a critical privacy threat. The test takes only a few seconds and we show you how you can simply fix the problem.

Welcome! From the first moment you visit Opensource.com, you become a member of the community. Here you are encouraged to be curious, kind, and inquisitive.
A curated list of self-hosted applications with tags, alternatives, and development details for easy discovery and browsing. The list is populated by a database initially built for monitoring the applications and release details included in This Week in Self-Hosted.

This is a demonstration of all the data your browser knows about you. All this data can be accessed by any website without asking you for any permission.

A minimalist, privacy-first network dashboard. Check your IP, test internet speed, detect WebRTC leaks, and analyze device headers without the bloat or tracking.



Watch My SSL is a service that monitors the SSL certificates of your domains to ensure they do not expire unexpectedly. Receive notifications before SSL certificate expiry and monitor multiple domains and subdomains.
