R-Zero's tech stack
What does R-Zero use?
R-Zero (rzero.com) uses at least 26 tools we can see from public records, including Vercel for hosting, Microsoft 365 for email and documents, HubSpot for sales and Google Analytics for analytics. Last checked .
- Industry
- Software
- Size
- 51–200 employees
- Based in
- San Francisco, United States
- Founded
- 2020
- Company page
- Tools found
- 26
- Categories
- 14
- Layers
- 5 of 5
- Last checked
- Oct 2026
R-Zero'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
3 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
4 tools, what the product is built with
Data & Observability
2 tools, what they measure and store
Go-to-market
11 tools, how they find and keep customers
Company Ops
6 tools, what the team runs on day to day
Email Delivery
Dev Tools
Security & Compliance
Companies like R-Zero also use
Tools common among companies with a similar stack that we haven't found at R-Zero.
Companies with a stack like R-Zero's
Ranked by shared tools, with rare tools counting more.
Kurrent, Inc.Software · 51–200 people7in common
SynthesiaSoftware · 201–1,000 people14in common
FreshBooksSoftware · 201–1,000 people14in common
GigsEngineering, Product and Design · 51–200 people14in common
Hadrianhadrian.co8in common
AnthropicArtificial Intelligence · 1,001–5,000 people11in common
ProfoundInternet · 1–10 people15in common
Runway Research, Inc.Software · 51–200 people10in common
More Software companies
Other Software companies we've checked.
R-Zero tech stack FAQ
What tools does R-Zero use?
We've found 26 tools at R-Zero (rzero.com). Edge & Hosting: Cloudflare, Vercel and WP Engine. Application: jQuery, Google Fonts and Vimeo. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 7, 2026.
What cloud does R-Zero run on?
R-Zero uses Vercel and WP Engine for hosting. We found Vercel through custom domain.
What CRM does R-Zero use?
R-Zero uses HubSpot for sales and CRM. We found HubSpot through custom domain.
What email provider does R-Zero use?
R-Zero uses Microsoft 365 and Google Workspace for email and documents. We found Microsoft 365 through DNS verification records.
What analytics tools does R-Zero use?
R-Zero uses Google Analytics and Google Tag Manager for analytics. We found Google Analytics through website code.
What CMS does R-Zero use?
R-Zero uses WordPress, Yoast SEO and Elementor for its website, among 4 tools in this category. We found WordPress through website code.
Does R-Zero use Microsoft 365?
Yes. We found Microsoft 365 at R-Zero through DNS verification records. Microsoft 365 is used by 685,710 companies we track.
How does runsonwhat know what R-Zero uses?
We read public traces only: R-Zero's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website 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.