# What does Zen Browser use?

Zen Browser (zen-browser.app) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-11-09).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, Website code |  |
| [GitHub Pages](https://www.runsonwhat.com/reverse/github-pages) | Hosting & Cloud | Custom domain |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Astro](https://www.runsonwhat.com/reverse/astro) | Frontend | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Discord](https://www.runsonwhat.com/reverse/discord) | Support & Docs | Website code |  |
| [Dub](https://www.runsonwhat.com/reverse/dub) | Marketing | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records |  |
| [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records |  |
| [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records |  |
| [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records |  |
| [Tuta](https://www.runsonwhat.com/reverse/tuta) | Workspace | Email records |  |

## FAQ

### What tools does Zen Browser use?

As of November 2026, runsonwhat has found 11 tools at Zen Browser (zen-browser.app) in public records. Edge & Hosting: Cloudflare and GitHub Pages. Application: Astro. Go-to-market: Discord and Dub. Company Ops: Let's Encrypt, Sectigo and DigiCert. Last checked November 9, 2026.

### What cloud does Zen Browser run on?

Zen Browser uses GitHub Pages for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found GitHub Pages through a subdomain that points at GitHub Pages. GitHub Pages is used by 4,496 companies runsonwhat tracks.

### What email provider does Zen Browser use?

Zen Browser uses Tuta for email and office software, according to runsonwhat (November 2026). runsonwhat found Tuta through email records that authorize Tuta. Tuta is used by 57 companies runsonwhat tracks.

### What does Zen Browser use for customer support?

Zen Browser uses Discord for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Discord through Discord code on zen-browser.app. Discord is used by 7,046 companies runsonwhat tracks.

### What marketing software does Zen Browser use?

Zen Browser uses Dub for marketing, according to runsonwhat (November 2026). runsonwhat found Dub through a subdomain that points at Dub. Dub is used by 542 companies runsonwhat tracks.

### Does Zen Browser use Cloudflare?

Yes. runsonwhat found Cloudflare at Zen Browser through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 732,099 companies runsonwhat tracks.

### Which companies have a tech stack similar to Zen Browser's?

The companies with the stacks most like Zen Browser's are Fastservices, ʕ•ᴥ•ʔ Bear Blog, Lewdflix and Integrix Consulting, according to runsonwhat (November 2026). Each shares 1 to 4 tools with Zen Browser, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Zen Browser uses?

runsonwhat reads public records only. Of the 11 tools at Zen Browser, 6 were found through DNS records, 2 through code on zen-browser.app, 2 through subdomains that point at the vendor and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and zen-browser.app about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/zen-browser.app (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.