DevTools

Your Swiss Army Knife for Development. A collection of useful tools for formatting, converting, and generating code.

Select a tool below to get started

Featured Tools

Featured

Mermaid Editor

Create and preview Mermaid diagrams with live rendering. Export to PNG, SVG, or PDF.

Diagram
Flowchart
Preview
Featured

Markdown Editor

Write and preview Markdown with GitHub Flavored syntax support. Share with others.

Editor
Preview
GFM

All Tools

JSON Tools

Format, validate, and transform JSON data. Compare two JSON objects side by side.

Format
Validate
Diff

SQL Tools

Format SQL queries, validate syntax, and convert SQL to Prisma schema.

Format
Prisma
Validate

Data Converter

Convert between JSON, CSV, XML, YAML. Encode/decode Base64 and URL.

CSV
XML
YAML
Base64

Crypto Tools

Generate hashes, decode JWT tokens, create passwords and UUIDs.

Hash
JWT
UUID

Text Tools

Test regex patterns, convert text case, generate lorem ipsum, compare texts.

Regex
Case
Diff

Color Tools

Pick colors, convert between HEX/RGB/HSL, generate palettes and gradients.

Picker
Palette
Gradient

Quick Tips

  • • Use the Mermaid or Markdown editors to create and share documents with others
  • • All tools support dark mode - toggle with the moon/sun icon in the header
  • • Your work is auto-saved to your browser's local storage
  • • Share documents with view-only or edit access using password protection