DataKit
Browser-based CSV and data tools
Provides eight browser-based tools including a Morse code translator, JSON formatter, binary translator, Base64 encoder/decoder, number system converter, ASCII reference table, Caesar cipher, and URL encoder/decoder. All processing happens locally with no data leaving the browser.
Developers and learners working with text encodings.
CodeCipher is an independent website. Tools Lib lists it; features and pricing are set by its makers and can change.