Happl's tech stack
What does Happl use?
Happl (happl.com) uses at least 38 tools we can see from public records, including Vercel for hosting, Microsoft 365 for email and documents, HubSpot for sales and Intercom for customer support. Last checked .
“Your personalised benefits and engagement platform for global teams”
- Industry
- Human Resources
- Size
- 11–50 employees
- Based in
- London, United Kingdom
- Founded
- 2020
- Company page
- Tools found
- 38
- Categories
- 16
- Oldest proven tool
- Nov 2022
- Last checked
- Oct 2026
Happl'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
2 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
4 tools, what the product is built with
Data & Observability
5 tools, what they measure and store
Go-to-market
11 tools, how they find and keep customers
Website & CMS
Sales & CRM
Support & Docs
Company Ops
16 tools, what the team runs on day to day
Email Delivery
Collaboration
Dev Tools
What changed at Happl
Using since
Dates come from the first certificate of the subdomain that points at the tool.
Companies like Happl also use
Tools common among companies with a similar stack that we haven't found at Happl.
Companies with a stack like Happl's
Ranked by shared tools, with rare tools counting more.
OneSchemaOperations · 11–50 people20in common
Agentic LabsEngineering, Product and Design · 1–10 people10in common
MindStudioInternet · 11–50 people10in common
UpfortSecurity · 11–50 people15in common
PylonOperations · 51–200 people23in common
StepfulEducation · 51–200 people19in common
Les MillsHealth, Wellness and Fitness · 10,000+ people16in common
JOIN Solutions AG51–200 people14in common
More Human Resources companies
Other Human Resources companies we've checked.
Happl tech stack FAQ
What tools does Happl use?
As of October 2026, runsonwhat has found 38 tools at Happl (happl.com) in public records. Edge & Hosting: Cloudflare and Vercel. Application: jQuery, Google Fonts and GSAP. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, LinkedIn Insight Tag and HubSpot. Company Ops: Microsoft 365, Google Workspace and reCAPTCHA. Last checked October 20, 2026.
What cloud does Happl run on?
Happl uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a subdomain that points at Vercel and a DNS verification record, and Happl has used it since at least November 2022. Vercel is used by 47,893 companies runsonwhat tracks.
What CRM does Happl use?
Happl uses HubSpot for its CRM, alongside Warmly and Amplemarket, according to runsonwhat (October 2026). runsonwhat found HubSpot through HubSpot code on happl.com. HubSpot is used by 93,652 companies runsonwhat tracks.
What email provider does Happl use?
Happl uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 709,030 companies runsonwhat tracks.
What does Happl use for customer support?
Happl uses Intercom for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Intercom through email records that authorize Intercom and code on happl.com. Intercom is used by 8,662 companies runsonwhat tracks.
What analytics tools does Happl use?
Happl uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and PostHog, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on happl.com. Google Analytics is used by 875,177 companies runsonwhat tracks.
How long has Happl used HubSpot CMS?
Happl has used HubSpot CMS since at least November 2022, going by the first public certificate of the happl.com subdomain that points at HubSpot CMS. Other long-running tools at Happl include Vercel (since November 2022), Vanta (since April 2024) and Retool (since July 2026).
Does Happl use jQuery?
Yes. runsonwhat found jQuery at Happl through jQuery code on happl.com. jQuery is a Frontend tool used by 912,705 companies runsonwhat tracks.
Does Happl use AI tools?
Yes. runsonwhat has found OpenAI at Happl; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so Happl may use more AI tools than these.
Which companies have a tech stack similar to Happl's?
The companies with the stacks most like Happl's are OneSchema, Agentic Labs, MindStudio and Upfort, according to runsonwhat (October 2026). Each shares 10 to 20 tools with Happl, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.
How does runsonwhat know what Happl uses?
runsonwhat reads public records only. Of the 38 tools at Happl, 16 were found through code on happl.com, 11 through DNS records, 7 through subdomains that point at the vendor and 4 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and happl.com 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.