Handy

Developer online tools

Free developer tools for JSON, Base64, URLs, timestamps, UUIDs, hashing, and regular expression testing.

URL Encoder & Decoder

Encode or decode URL text instantly.

Base64 Encoder & Decoder

Encode text to Base64 or decode it.

Unix Timestamp Converter

Convert between Unix timestamps and dates.

UUID Generator

Generate random UUID v4 values.

SHA-256 Generator

Calculate the SHA-256 digest of text.

JSON to CSV

Convert a JSON array into CSV.

Password Generator

Create a strong random password.

Regular Expression Tester

Test regular expressions against text.

8 matching tools