All tools
Search and filter the FlowToolkit catalogue. Every tool runs in your browser.
CSV Splitter
Split large CSV files into chunks by row count or size.
JSON Formatter
Beautify, minify, and validate JSON instantly.
Unit Converter
Convert length, mass, temperature, volume, and more.
BMI Calculator
Calculate Body Mass Index with metric or imperial units.
Sitemap Generator
Build a valid sitemap.xml from a URL list.
Robots.txt Generator
Compose a robots.txt with rules and AI crawler controls.
Image Studio
Resize, crop, compress, convert format, and remove background — all in your browser.
HEIC → JPG
Convert HEIC / HEIF photos (iPhone) to JPEG in your browser.
MOV → MP4
Convert MOV video files to MP4 in your browser.
Video Compressor
Shrink video files locally with quality-preserving browser compression.
Code Converter
Rule-based JavaScript ↔ Python syntax translation.
PDF Editor
Merge, split, reorder, rotate, and preview PDF pages — all in your browser.
QR & Barcode Generator
Generate URL, WiFi, WhatsApp, email QR codes and CODE128/EAN/UPC barcodes.
SQL Formatter
Format and prettify SQL for MySQL, Postgres, SQLite, BigQuery, and 7 more dialects.
UUID Generator
Generate UUID v4, time-sortable UUID v7, and Nano IDs in bulk.
Base64 Encoder / Decoder
Encode and decode Base64 text and files, with optional URL-safe variant.
JWT Decoder
Decode JWT headers, payloads, claims, and signatures locally.
Word Counter
Live word, character, sentence, reading-time, and readability stats.
Case Converter
Convert between 14 case styles — camel, snake, kebab, Pascal, and more.
URL Parser
Parse any URL and inspect its components and query parameters.
Hex / RGB Converter
Convert between hex color codes and RGB values, with a live preview.
Color Palette Generator
Generate accessible color palettes and CSS variables from any hex color.
Slug Generator
Generate clean, SEO-friendly URL slugs from any text.
MD5 Hash Generator
Generate MD5 hashes from any text instantly in your browser.
Mock Data Generator
Generate realistic mock data — names, emails, addresses, numbers, dates, and more.
Regex Tester
Test regular expressions with live matches, groups, flags, and replace previews.
Database Seeder
Generate realistic SQL INSERT statements for development and testing.
Diff Checker
Compare two texts and highlight differences instantly.
Gradient Generator
Create beautiful linear, radial, and conic gradients with live preview.
Box Shadow Generator
Design and preview CSS box shadows with ease.
Border Radius Generator
Easily create and preview CSS border-radius styles.
Glassmorphism Generator
Create the frosted glass UI effect with CSS.
Neumorphism Generator
Design soft UI elements with neumorphic shadows.
CSS Grid Generator
Generate CSS grid layouts visually.
Flexbox Generator
Visualise and generate CSS Flexbox layouts.