Simple. Powerful. Reliable.

A comprehensive developer API for colors, images, text processing, and more.
Get started in minutes with our well-documented endpoints.

What can you build?

Color Tools

Analyze brightness, generate palettes, check contrast ratios, and extract dominant colors from images.

brightness palette contrast dominant

Image Tools

Resize images, convert formats, generate QR codes, create placeholders, and compute blur hashes.

resize convert qrcode placeholder

Text Tools

Slugify strings, convert between cases, generate lorem ipsum, and render markdown to HTML.

slugify case lorem markdown

Developer Tools

Generate UUIDs, create secure passwords, hash data, encode/decode base64, and decode JWTs.

uuid password hash base64

Web Tools

Extract URL metadata, validate links, and create short URLs with analytics tracking.

metadata validate shorten

Explore All Endpoints

Interactive Swagger documentation

Quick Start

example.py
import requests

# Analyze color brightness
response = requests.get(
    "https://api.lagden.dev/v1/color-tools/brightness",
    params={"color": "#8B5CF6"},
    headers={"X-API-Key": "your_api_key"}
)

print(response.json())
# {"status": "success", "data": {"brightness": 0.42, "is_dark": true}}

GitBook Docs

Comprehensive guides and tutorials to help you get started with our API.

Swagger UI

Interactive API documentation with OpenAPI specification explorer.

ReDoc

Clean and elegant reference documentation for your endpoints.