Goran Štimac The JavaScript runtime choice in 2026 is less about finding a universal winner and more about matching the runtime to the project. Node.js remains the safest default for broad ecosystem compatibility. Node 26.0.0 is the current release, with Temporal enabled by default, and is scheduled to enter LTS in October 2026. For teams that need mature tooling, Node is the low-risk baseline.
Bun combines a runtime, package manager, test runner, and bundler. Its stable line remains 1.3.x while the 1.4 rewrite from Zig to Rust is in canary development. Try Bun for new services, scripts, or local workflows, but verify native modules and CI behavior before replacing Node in an established system.
Deno 2.9 centers TypeScript, web-standard APIs, and npm compatibility. It reads npm, pnpm, Yarn, and Bun lockfiles, reducing migration friction. Its deno desktop tooling is experimental, so evaluate it rather than treating it as a production assumption.
Choose Node for compatibility, Bun for a consolidated toolchain, and Deno when secure defaults and web APIs fit your team. Pin versions and benchmark your own CI and production workload; vendor performance charts are not a substitute for measurement now.
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