runsonwhat

Puzzle's tech stack

What does Puzzle use?

Puzzle (puzzle.io) uses at least 44 tools we can see from public records, including Google Cloud for hosting, HubSpot for sales, Intercom for customer support and PostHog for analytics. Puzzle went back to 1Password in Nov 2026 and has used Auth0 since Oct 2020, going by certificate records. Last checked .

“Puzzle builds AI-powered accounting software that keeps financials continuously reconciled while accountants review and approve results.”

LinkedIn
Company page
Re-check liveVisit puzzle.io
Tools found
44
Categories
18
Oldest proven tool
Oct 2020
Changes seen
12

Puzzle's stack, layer by layer

Of 44 tools, 25 came from website code, 9 from DNS verification records, 5 from custom domain and 5 from other records. 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

Application

10 tools, what the product is built with

Frontend

Auth & Identity

Backend & Database

AI

Media & UI

Data & Observability

6 tools, what they measure and store

Monitoring

Analytics

Go-to-market

15 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Sales & CRM

Support & Docs

Company Ops

9 tools, what the team runs on day to day

Email Delivery

Workspace

Dev Tools

Security & Compliance

What changed at Puzzle

Recent starts and stops

  1. Came back1Password
  2. Came backAnthropic
  3. Came backApple Business
  4. Came backCursor
  5. Came backMCP Registry
  6. Came backMicrosoft 365
  7. StoppedMCP Registry
  8. Stopped1Password
  9. StoppedCursor
  10. StoppedAnthropic
  11. StoppedMicrosoft 365
  12. StoppedApple Business

Using since

Dates come from the first certificate of the subdomain that points at the tool.

  1. Auth0
  2. Rootly
  3. Vanta
  4. Customer.io

Companies like Puzzle also use

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

Companies with a stack like Puzzle's

Ranked by shared tools, with rare tools counting more.

Puzzle tech stack FAQ

What tools does Puzzle use?

As of November 2026, runsonwhat has found 44 tools at Puzzle (puzzle.io) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Google Cloud. Application: jQuery, Google Fonts and YouTube. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked November 8, 2026.

What cloud does Puzzle run on?

Puzzle uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on puzzle.io. Amazon Web Services is used by 147,516 companies runsonwhat tracks.

What CRM does Puzzle use?

Puzzle uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through HubSpot code on puzzle.io. HubSpot is used by 97,656 companies runsonwhat tracks.

What email provider does Puzzle use?

Puzzle uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 734,273 companies runsonwhat tracks.

What does Puzzle use for customer support?

Puzzle uses Intercom for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Intercom through Intercom code on puzzle.io. Intercom is used by 9,197 companies runsonwhat tracks.

What analytics tools does Puzzle use?

Puzzle uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and PostHog, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on puzzle.io. Google Analytics is used by 903,962 companies runsonwhat tracks.

How long has Puzzle used Auth0?

Puzzle has used Auth0 since at least October 2020, going by the first public certificate of the puzzle.io subdomain that points at Auth0. Other long-running tools at Puzzle include Rootly (since November 2022), Vanta (since January 2023) and Customer.io (since December 2025).

Does Puzzle use jQuery?

Yes. runsonwhat found jQuery at Puzzle through jQuery code on puzzle.io. jQuery is a Frontend tool used by 927,231 companies runsonwhat tracks.

Does Puzzle use AI tools?

Yes. runsonwhat has found Anthropic and MCP Registry at Puzzle; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Puzzle may use more AI tools than these.

Has Puzzle changed tools recently?

Yes. On runsonwhat's rechecks, Puzzle started using 1Password, Anthropic and Apple Business (latest on November 8, 2026) and stopped using MCP Registry, 1Password and Cursor (latest on October 31, 2026). A change counts only between two checks of puzzle.io done the same way.

Which companies have a tech stack similar to Puzzle's?

The companies with the stacks most like Puzzle's are doola, Lunch Actually Singapore, Quo and Netlify, according to runsonwhat (November 2026). Each shares 12 to 24 tools with Puzzle, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what Puzzle uses?

runsonwhat reads public records only. Of the 44 tools at Puzzle, 25 were found through code on puzzle.io, 10 through DNS records, 5 through subdomains that point at the vendor, 3 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and puzzle.io 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.