Javascrip and HTML online web tools

TODO: Fix tools.js

Here are some useful tools for developing, investigating, web scraping… Mainly for Javascript and HTML.

I’ll be adding tools as they are developed, needed or asked. Use the comments!

Changes:

  • v1: Base64, URL encode, time and date, regular expressions (RegEx), numbers
  • v2: JSON formatter

Encoding/Decoding

Source text:

Base64 Encode:
Base64 Decode:
URL encode:
URL decode:

Time and Date

Milliseconds:
Date local timezone:
Date UTC:

Regular expressions

Source text:
Regular expression:
Replace:
Test:
Matches:
Replaced:

Numbers

Source number:
Source base:

binary:
decimal:
octal:
hexadecimal:

JSON Formatter

JSON input:
JSON formatted: