runsonwhat

a0.dev's tech stack

What does a0.dev use?

a0.dev (a0.dev) uses at least 24 tools we can see from public records, including Amazon Web Services for hosting, Google Workspace for email and documents, Calendly for sales and Google Analytics for analytics. Last checked .

“We make mobile apps using AI.”

Industry
Engineering, Product and Design
Size
1–10 employees
Based in
San Francisco, United States
Re-check liveVisit a0.dev
Tools found
24
Categories
14
Layers
5 of 5
Changes seen
1

a0.dev's stack, layer by layer

Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.

Edge & Hosting

4 tools, where the bytes are served from

Hosting & Cloud

CDN & Edge

DNS

Application

7 tools, what the product is built with

Frontend

Backend & Database

Payments & Billing

Media & UI

Data & Observability

6 tools, what they measure and store

Monitoring

Analytics

Go-to-market

5 tools, how they find and keep customers

Marketing

Ads & Pixels

Sales & CRM

Company Ops

2 tools, what the team runs on day to day

Email Delivery

Workspace

What changed at a0.dev

Recent starts and stops

  1. StartedNamecheap

Companies like a0.dev also use

Tools common among companies with a similar stack that we haven't found at a0.dev.

Companies with a stack like a0.dev's

Ranked by shared tools, with rare tools counting more.

More Engineering, Product and Design companies

Other Engineering, Product and Design companies we've checked.

a0.dev tech stack FAQ

What tools does a0.dev use?

As of October 2026, runsonwhat has found 24 tools at a0.dev (a0.dev) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Vercel. Application: React, Tailwind CSS and Next.js. Data & Observability: Google Analytics, Google Tag Manager and web-vitals. Go-to-market: Google Ads, Meta Pixel and Brevo. Company Ops: Google Workspace and Resend. Last checked October 9, 2026.

What cloud does a0.dev run on?

a0.dev uses Amazon Web Services for hosting and cloud infrastructure, alongside Vercel, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services. Amazon Web Services is used by 143,757 companies runsonwhat tracks.

What sales tools does a0.dev use?

The sales tools runsonwhat has found at a0.dev are Calendly (October 2026); no CRM shows up in a0.dev's public records. runsonwhat found Calendly through Calendly code on a0.dev. Calendly is used by 21,870 companies runsonwhat tracks.

What email provider does a0.dev use?

a0.dev uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 392,652 companies runsonwhat tracks.

What payment provider does a0.dev use?

a0.dev uses Stripe for payments and billing, according to runsonwhat (October 2026). runsonwhat found Stripe through Stripe code on a0.dev. Stripe is used by 24,986 companies runsonwhat tracks.

What analytics tools does a0.dev use?

a0.dev uses Google Analytics for analytics, alongside Google Tag Manager, PostHog and Vercel Analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on a0.dev. Google Analytics is used by 807,123 companies runsonwhat tracks.

Does a0.dev use Cloudflare?

Yes. runsonwhat found Cloudflare at a0.dev through DNS records that point at Cloudflare and code on a0.dev. Cloudflare is a CDN & Edge tool used by 674,875 companies runsonwhat tracks.

Has a0.dev changed tools recently?

Yes. On runsonwhat's rechecks, a0.dev started using Namecheap (latest on October 9, 2026). A change counts only between two checks of a0.dev done the same way.

Which companies have a tech stack similar to a0.dev's?

The companies with the stacks most like a0.dev's are Frigade, Confident AI, Spine and Stacksync, according to runsonwhat (October 2026). Each shares 9 to 14 tools with a0.dev, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what a0.dev uses?

runsonwhat reads public records only. Of the 24 tools at a0.dev, 15 were found through code on a0.dev, 3 through DNS records, 3 through email records and 3 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and a0.dev about monthly.

We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.