Bun Microservice Framework Benchmark Results

Bun Joins the Microservice Framework Benchmark: Surprisingly Fast JavaScript Runtime

Introduction Today I’m excited to announce the addition of Bun to our microservice framework benchmark suite. The results are nothing short of remarkable . Bun has proven to be one of the fastest runtimes in our entire test suite, competing directly with Rust frameworks! What is Bun? Bun is a modern JavaScript runtime built from scratch using Zig and JavaScriptCore (the engine that powers Safari). It’s designed to be a drop-in replacement for Node.js with a focus on: ...

January 10, 2026 · 4 min · Özkan Pakdil