Color Contrast Checker
Calculate the WCAG 2 contrast ratio and AA/AAA results for normal and large text.
Open toolValidate a simple source path and destination, then generate a mod_alias Redirect directive. Only paths made of ASCII letters, digits, slash, underscore, dash and dot.
Enter the inputs, then select Generate redirect rule.
Result will appear here
Validate a simple source path and destination, then generate a mod_alias Redirect directive.
Only paths made of ASCII letters, digits, slash, underscore, dash and dot. No server configuration is changed; review Apache context and existing rules before applying.
Start with your own input.
Select Generate redirect rule. Review an Apache 301 Redirect directive, then use Copy result or download the result file.
To draft a single permanent redirect, start with old url path. Validate a simple source path and destination, then generate a mod_alias Redirect directive.

To review a path migration, start with old url path. Only paths made of ASCII letters, digits, slash, underscore, dash and dot.

To prepare an Apache snippet, start with old url path. Review an Apache 301 Redirect directive, then use Copy result or download the result file.

Check what the output means.
An Apache 301 Redirect directive. Validate a simple source path and destination, then generate a mod_alias Redirect directive.
Only paths made of ASCII letters, digits, slash, underscore, dash and dot. No server configuration is changed; review Apache context and existing rules before applying.

Check the format before processing.
Only paths made of ASCII letters, digits, slash, underscore, dash and dot. No server configuration is changed; review Apache context and existing rules before applying.
Inputs and results are handled in this browser.

Calculate the WCAG 2 contrast ratio and AA/AAA results for normal and large text.
Open toolRead unfolded email headers and recorded delivery hops. Inspect authentication claims as pasted text; this page does not independently verify SPF, DKIM or DMARC.
Open toolMatch the requested Unicode word sequence case-insensitively and divide occurrences by the number of possible token windows.
Open toolChoose another tool for your next calculation, conversion, or text task.
Draft three meta descriptions from your own page facts. Local text rules combine the supplied name, phrase and description within a chosen character limit.
Open toolEscape supplied text and write title, description and canonical HTML elements.
Open toolWrite og:title, og:description, og:url, og:image and og:type from your inputs.
Open toolGenerate robots.txt from a user-agent token and newline-separated allow and disallow paths.
Open toolReview an Apache 301 Redirect directive, then use Copy result or download the result file.
Answers about using Htaccess Generator and understanding its results.
Only paths made of ASCII letters, digits, slash, underscore, dash and dot. No server configuration is changed; review Apache context and existing rules before applying.
Yes. Download the result file after processing. Text results also have Copy result. Processing uses local browser code; no account is required.