Toolbox

Encode and decode text with Base64 and encodeURIComponent helpers.

Split JWT by dot and decode Header/Payload on the client side.

Test regex patterns in real time, highlight matches, and inspect groups.

Convert HEX to RGB/HSL and sync particle colors to the chosen color.

Generate SHA-256 hashes in browser using crypto.subtle.digest.

Format JSON with indentation, highlight syntax, and pinpoint parse errors.

Convert 10/13-digit timestamps and local datetime values in both directions.

Split long URLs into host/path/hash and extract query params as a table.

Convert decimal values to sign/ones/two's complement with width options and IEEE 754 memory view.

Toggle 32 bits to generate Hex, or import Hex to visualize register bits and apply mask/shift ops.

Input high/low digital sequences and generate timing waveforms for RTL debug.

Input poles/zeros and generate approximate Bode magnitude and phase response curves.

Calculate gain and output for inverting, non-inverting, and differential op-amp circuits with rail clipping checks.

Decode resistor and capacitor color bands into practical values and tolerances.

Parse logic expressions, generate full truth tables, and simplify SOP forms with Quine-McCluskey.

Convert text, characters, or URLs into QR codes and export to PNG/SVG files.

Use camera or uploaded images to decode QR content locally in your browser.