2x faster than JSON.stringify()
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Updated
May 17, 2026 - JavaScript
2x faster than JSON.stringify()
Insipired by aws-serverless-express to work with Fastify with inject functionality
Asynchronous bootstrapping of Node applications
Validate your env variables using Ajv and dotenv
JSON.parse() drop-in replacement with prototype poisoning protection
Plugin helper for Fastify
A Type Provider for Typebox
Node.js framework agnostic library that enables you to forward an http request to another HTTP server. Supported protocols: HTTP, HTTPS, HTTP2
A streaming parser for HTML form data for node.js
A small utility, used by Fastify itself, for generating consistent error objects across your codebase and plugins
Merges the enumerable properties of two or more objects deeply. Fastest implementation of deepmerge
OpenTelemetry instrumentation library
A Type Provider for json-schema-to-ts
Detect possibly catastrophic, exponential-time regular expressions
Helps you format fastify's log into a nice one line message
A small utility for creating warnings and emitting them
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