* [fast-json-stringify v7.1.0](https://github.com/fastify/fast-json-stringify) – JSON Schema-based library generating faster stringify functions for small payloads.

* [Light my Request v6.8.0](https://github.com/fastify/light-my-request) – Injects fake HTTP request/response objects into a Node.js HTTP server without using sockets for testing and debugging inactive servers.

* [secure-json-parse v4.1.1](https://github.com/fastify/secure-json-parse) – JSON.parse() drop-in replacement that protects against prototype poisoning via \_\_proto\_\_ and constructor.prototype keys.

* [avvio v9.3.1](https://github.com/fastify/avvio) – Reentrant, graph-based asynchronous bootstrapping for Node.js applications that ensures correct plugin load order and error handling.