
Jekyll
Hugo
Ghost
Hexo
Grav
Nikola
Next.js
Blazing-fast static site generator for React

Substack
Formo.so
Advanced analytics for Substack writers. Runs 100% locally, no cloud, no subscription. Discover your superfans, churn risk, and cohort retention.
Which is more popular?
Based on our record, GatsbyJS seems to be a lot more popular than StackStats.app. While we know about 16 links to GatsbyJS, we've tracked only 1 mention of StackStats.app.
Website, pricing, platforms and company facts side by side.
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| Website | gatsbyjs.com | stackstats.app |
| Pricing | ||
| Company | Startup from the United States | Startup from the United Arab Emirates · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of GatsbyJS yet.
StackStats is a local desktop app for serious Substack writers. Import your CSV exports and get analytics Substack doesn't show you: bot-filtered open rates, cohort retention, dead subscriber detection, superfan ID, content-to-growth correlation, and an optional AI layer (supports Ollama,...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of GatsbyJS yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
The Great Gatsby - Movie Review by Chris Stuckmann
More videos
No StackStats.app videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing GatsbyJS and StackStats.app.
StackStats.app's answer:
I built StackStats because Substack's native analytics weren't cutting it. I wanted cohort data, real open rates (not bot-inflated), and a way to identify which posts were actually driving subscriber growth — but every tool I found was either cloud-based or required migrating off Substack entirely. So I built a local app that works with Substack's own CSV exports. No migration, no cloud, no subscription.
StackStats.app's answer:
StackStats runs 100% locally on your machine — your subscriber data never touches a server. It also goes far beyond what Substack shows natively: bot-filtered open rates, cohort retention, superfan identification, dead subscriber detection, and content-to-growth correlation. No subscription, no account, no cloud. Pay once, own it forever.
StackStats.app's answer:
Most newsletter analytics tools are cloud-based SaaS with monthly subscriptions. StackStats is a one-time purchase that runs entirely on your device. For Substack writers who care about privacy — especially those with paid subscribers — that's a meaningful difference. You also get analytics features that don't exist anywhere else, like bot-filtered open rates and cohort retention, without having to migrate away from Substack.
StackStats.app's answer:
Serious Substack writers who are frustrated by Substack's shallow native analytics and want real data to drive growth — without moving their subscriber data to the cloud.
StackStats.app's answer:
Electron (macOS + Windows), HTML/CSS/JavaScript, Chart.js, PapaParse. Optional AI layer supports Ollama, Claude, GPT-4, Gemini, Groq, and OpenRouter. Licensing via Cloudflare Workers + D1. Payments via Gumroad.
Share your experience with using GatsbyJS and StackStats.app. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Gatsby JS is a free, open-source, React-based framework that is used to create static websites. It has a great ecosystem of plugins that serve various needs like sourcing data from CMSs, integrating tools, managing...
Gatsby allows you to add plugins with versatile functions and customization to increase your efficiency when developing websites. Here, you can use multiple styling approaches like Sass and CSS-in-JS library solutions...
A React-based maestro, Gatsby transforms the way sites come to life by hooking into a rich set of data sources. Picture this: a web that’s blazing fast, where your creations go live almost before you hit ‘publish’....
We have no reviews of StackStats.app yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


The most famous frameworks for developing SSR applications are Gatsby and Next.js. Although there are differences between them, their main goal is similar: to allow next-generation web applications to remain blazing-fast. - Source: dev.to / over 1 year ago
If you enjoy React and want a standard-compliant and high performance web, you should look at GatsbyJS. - Source: dev.to / over 2 years ago
Since around 2019 I have used Gatsby as my static site generator. Its plugin system makes it super feature extensible. It uses React under the hood which makes components easy to write and has tons of community support. Once I had a... - Source: dev.to / over 2 years ago
I'm working on 3 products now: 1. FormBeep(https://formbeep.com) at $38 MRR now - A form to Whatsapp tool. Stack is mainly CF workers with Clerk Auth. 2. SlashLink(https://slashlink.app) $0 - A simple pay as you go amazon link localizer.... - Source: Hacker News / 4 days ago
When comparing GatsbyJS and StackStats.app, you can also consider the following products.

Jekyll is a simple, blog aware, static site generator.
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With Substack, anyone can start a publication that combines a personal website, blog, and email newsletter or podcast. It's quick and simple.
Compare Substack to GatsbyJS or StackStats.app:

Hugo is a general-purpose website framework for generating static web pages.
Compare Hugo to GatsbyJS or StackStats.app:


Ghost is a fully open source, adaptable platform for building and running a modern online publication. We power blogs, magazines and journalists from Zappos to Sky News.
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A fast, simple & powerful blog framework, powered by Node.js
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