Bun's tech stack
What does Bun use?
Bun (bun.com) uses at least 10 tools we can see from public records, including Vercel for hosting, Google Workspace for email and documents, Google Analytics for analytics and Shopify for its website. Last checked .
“A fast all-in-one JavaScript runtime and toolkit”
- Tools found
- 10
- Categories
- 8
- Layers
- 5 of 5
- Last checked
- Oct 2026
Bun'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
2 tools, what the product is built with
Frontend
Data & Observability
3 tools, what they measure and store
Go-to-market
2 tools, how they find and keep customers
Website & CMS
Marketing
Company Ops
1 tool, what the team runs on day to day
Workspace
Bun tech stack FAQ
What tools does Bun use?
As of November 2026, runsonwhat has found 10 tools at Bun (bun.com) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Tailwind CSS. Data & Observability: Google Analytics, Microsoft Clarity and Plausible. Go-to-market: Shopify. Company Ops: Google Workspace. Last checked October 31, 2026.
What cloud does Bun run on?
Bun uses Vercel for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Vercel through Vercel code on bun.com. Vercel is used by 50,723 companies runsonwhat tracks.
What email provider does Bun use?
Bun uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on bun.com. Google Workspace is used by 410,114 companies runsonwhat tracks.
What analytics tools does Bun use?
Bun uses Google Analytics for analytics, alongside Microsoft Clarity and Plausible, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on bun.com. Google Analytics is used by 903,828 companies runsonwhat tracks.
What is Bun's website built with?
Bun uses Shopify for its website, according to runsonwhat (November 2026). runsonwhat found Shopify through a subdomain that points at Shopify. Shopify is used by 60,543 companies runsonwhat tracks.
Does Bun use Cloudflare?
Yes. runsonwhat found Cloudflare at Bun through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 720,490 companies runsonwhat tracks.
How does runsonwhat know what Bun uses?
runsonwhat reads public records only. Of the 10 tools at Bun, 5 were found through code on bun.com, 2 through DNS records, 1 through email records, 1 through website configuration files and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and bun.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.