Converters
Switch between formats, units, encodings and standards.
Converters directory
Base64 Encoder / Decoder
Encode and decode Base64 — text and files, standard or URL-safe.
URL Encoder / Decoder
Percent-encode or decode URLs, with a URL parts inspector.
Markdown to HTML
Convert Markdown to clean HTML with live preview and templates.
HEX to RGB Converter
Convert HEX colors to RGB, RGBA, HSL, HSV and CMYK.
RGB to HEX Converter
Convert RGB / RGBA to HEX with live preview and sliders.
JPG to PNG Converter
Batch-convert JPG to lossless PNG in your browser.
PNG to WebP Converter
Batch-convert PNG (or JPG) to WebP with quality control.
Currency Converter
Live rates between 160+ currencies, with caching and history.
CSV to JSON Converter
Convert CSV (or TSV / semicolon) into clean JSON arrays.
JSON to CSV Converter
Turn JSON arrays into spreadsheet-ready CSV.
YAML to JSON Converter
Bidirectional YAML ↔ JSON for K8s manifests and GitHub Actions.
HTML to Markdown
DOMParser-based, GFM-compatible converter with tables and code blocks.
Binary to Decimal
Binary → decimal with place-value table + IEEE 754 decoder.
Decimal to Binary
Decimal → binary with division-by-2 steps + IEEE 754 encoder.
Hexadecimal Converter
Bidirectional base 2 / 8 / 10 / 16 with BigInt precision.
Roman Numeral Converter
Number ↔ Roman with vinculum support (1–3,999,999).
Morse Code Translator
Text ↔ Morse with Web Audio playback at adjustable WPM.
Braille Translator
Grade 1 English Braille via Unicode Braille Patterns.
NATO Alphabet Converter
Spell text with the NATO phonetic alphabet (Alpha, Bravo, …).