Head-to-head

Fastify vs Next.js: GitHub, npm & hiring signals

A live, signal-by-signal comparison of Fastify and Next.js — GitHub stars, npm downloads, and how many of the 27 public signal sources Sigmon can track for each. Numbers below are detected right now.

Fastify

fastify

Top-repo stars
36.5k
npm/wk
4.3M
Trackable sources
27/27
Domain
fastify.dev

Fast and low overhead web framework, for Node.js

Full Fastify signal breakdown

Next.js

vercel

Top-repo stars
140.0k
npm/wk
4.2M
Trackable sources
27/27
Domain
nextjs.org
Full Next.js signal breakdown

Don't just compare — monitor both

Stars and downloads are lagging indicators. Sigmon tracks Fastify and Next.js across leading signals — SEC Form D funding filings, senior-role hiring surges, README positioning pivots, release velocity, certificate-transparency staging spikes — and ships one weekly strategic brief on what each is about to do, before it hits Hacker News.

Track Fastify and Next.js — free, in 60 seconds

Add both as competitors and get a weekly brief on what each ships, hires, and raises. No scraping, no credit card.

More comparisons

Frequently asked questions

Is Fastify or Next.js more popular?
By GitHub stars, Next.js currently leads Fastify (140.0k vs 36.5k). Stars are only one signal — Sigmon also tracks npm downloads, release velocity and hiring so you can judge momentum, not just size.
How do Fastify and Next.js compare?
This page puts Fastify and Next.js side by side on the signals that predict momentum: GitHub stars and release cadence, npm download trend, hiring activity and pricing changes — refreshed weekly.
Can I track both Fastify and Next.js?
Yes. Add both to Sigmon free and get a single weekly brief covering every move either one makes — releases, pricing changes, funding and hiring.