Online converters
Turn data and text from one format into another.
- Base64 Encoder / DecoderTurns text into Base64 and back. Accents, non-Latin scripts and emoji are handled correctly.
- URL Encoder / DecoderTurns hello world & more into hello%20world%20%26%20more and back, for query strings, links and APIs.
- Case ConverterSwitches text to upper or lower case, or capitalises the first letter of each word or sentence.