Remove Duplicate Lines
Keep the first copy of each repeated line.
Paste a list and drop later duplicates. Optionally match case.
Keep the first copy of each repeated line.
Paste a list and drop later duplicates. Optionally match case.
Create an MD5 hash from text in your browser.
Convert text to UPPERCASE or lowercase.
Strip Vietnamese diacritics from text.
Count characters in real time.
Encode or decode Base64 text in the browser.
Pretty-print or minify JSON in the browser.