A collection of free single-purpose online tools for web developers...
Brought to you by Stefan Judis
(Website, Twitter, GitHub)
and these lovely people:
Generates CAA policies for domains
Check if you have an account that has been compromised in a data breach
Decode, Debug and Validate JSON Web Tokens (JWT)
Check your website’s security
Generate recommended TLS configurations for servers
Remove personal data such as location from images. Works on your computer only, no service or third party involved
Quickly and easily assess the security of your HTTP response headers.
Check, convert or read your SSL certificate and more
Perform a deep analysis of the configuration of any SSL web server on the public Internet