makes any request idempotent across nodejs frameworks like nestjs, express, fastify

Plug that makes POST and PATCH requests idempotent

Interpret HTTP responses and handle failures in Swift.

Gem for supporting idempotency in your Grape APIs

Idempotent Package for Laravel

A Rack Middleware implementing the idempotency design principle using the Idempotency-Key HTTP header.

My vision of pretty good FastAPI project template to start with

Implement idempotent endpoints in Laravel à la Stripe

🚥 Idempotency Handler, for making sure incoming requests are idempotent. Useful for payments, "at least once delivery" systems and more.

Make any mutating endpoint idepmotent