Developer
Base64 Encoder & Decoder
Encode text as Base64 or decode Base64 back into readable text directly in your browser.
Open toolDeveloper
Developer work is full of small transformations that are easy to understand but annoying to do by hand. These browser-based utilities help you inspect, encode, decode, format, and generate common development values without opening a full IDE or uploading data to a third-party workflow.
Most of these tools are designed to run locally in your browser. The related guides explain the formats, edge cases, and common mistakes so you can use the output confidently in APIs, configuration files, debugging, testing, and everyday development work.
Developer
URL Encoder & Decoder
Percent-encode text for use inside URL components or decode percent-encoded values back into readable text.
Open toolDeveloper
Unix Timestamp Converter
Convert Unix timestamps into readable dates and convert local date/time values back into Unix time.
Open toolDeveloper
UUID Generator
Generate one or many UUID v4-style identifiers in your browser for development, testing, APIs, and distributed records.
Open toolDeveloper
JSON Formatter & Validator
Validate, pretty-print, and minify JSON directly in your browser so malformed data is easier to spot and valid data is easier to read.
Open tool