Resources · Developer tutorials
APIs & AI image generation – explained hands-on
Concrete step-by-step guides with runnable code examples. From REST API fundamentals through secure authentication to automating ComfyUI.
Available tutorials
REST API Tutorial
From HTTP methods and status codes to your first own CRUD API with Express 5. The starting point.
JWT Authentication explained
The structure of JSON Web Tokens, the login flow and a secure implementation with jsonwebtoken & bcrypt.
ComfyUI API Basics
Drive the ComfyUI server via the API: export a workflow, trigger it from Python/curl and retrieve the images.
Planned
Free APIs list 2026
A curated overview of public APIs (weather, crypto, AI, test data) – with and without an API key.
API Rate Limiting
Fixed window, sliding window & token bucket – cleanly implemented with express-rate-limit.
ComfyUI: batch generation
Generate hundreds of images automatically – loops, error handling and progress reporting.
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