idempotency

Opinionated Domain Driven Design Template for Go

PowerShell framework for declaratively defining and idempotently imposing system configurations

HTTP Idempotency Middleware for Laravel applications

Make your consumer, API, etc. idempotent easily.

Lightweight library for handling idempotent actions

Open-source engine behind Endstate: reinstall your apps and restore your settings on a fresh machine from one file. Windows via winget (Linux/macOS in progress). Go, Apache 2.0.

Driver-based, zero-dependency, fetch-first TypeScript HTTP client. Hooks, retry, redirect security, RFC 9111 cache, RFC 6265 cookies, Idempotency-Key on retry, RFC 9457 problem+json, circuit breaker, SSE/NDJSON, OpenAPI types. Node ≥ 22, Bun, Deno, Cloudflare Workers, browsers.

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Laravel middleware for idempotency

💎 Diom - components platform for robust services

Make your APIs Idempotent

Engineering deterministic, production-grade systems around non-deterministic LLMs — FSM, durable execution, retries, DAGs, agent runtimes, model routing, edge inference, RAG, memory, multi-agent orchestration, security, and observability. 14 runnable proof-of-concept phases.

Plug that makes POST and PATCH requests idempotent

Idempotency with side-effects

Minimalistic POSIX shell iSH-app deployment toolset

Idempotency library for Java

Implement idempotent endpoints in Laravel à la Stripe

Laravel Idempotency Middleware

🛡️ Laravel Idempotency Middleware package to prevent duplicate requests

Idempotency decorator for FastAPI. Redis-based locking and replay support.