Pino

Pino is a high-performance, low-overhead JSON logger for Node.js designed to minimize logging impact on applications. It offers features such as child loggers, transports (for asynchronous processing), log rotation, pretty printing for development, and broad framework support (Fastify, Express, Hapi, Restify, Koa, Nest, Hono), plus bundling. It is open-source under the MIT license and maintained by a team of contributors with sponsors, focusing on an expansive logging ecosystem.

AI named Pino in March 2026.