Implement idempotent endpoints in Laravel à la Stripe

Plug that makes POST and PATCH requests idempotent

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

Gem for supporting idempotency in your Grape APIs

Interpret HTTP responses and handle failures in Swift.

My vision of pretty good FastAPI project template to start with

Idempotent Package for Laravel

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

Make any mutating endpoint idepmotent

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