# What does Envoyer use?

Envoyer (envoyer.io) shows public evidence of 6 tools, according to runsonwhat (last checked 2026-11-08).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code |  |

## Application

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

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Fathom](https://www.runsonwhat.com/reverse/fathom) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Discord](https://www.runsonwhat.com/reverse/discord) | Support & Docs | Website code |  |
| [Plain](https://www.runsonwhat.com/reverse/plain) | Support & Docs | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Fastmail](https://www.runsonwhat.com/reverse/fastmail) | Workspace | Email records |  |

## FAQ

### What tools does Envoyer use?

As of November 2026, runsonwhat has found 6 tools at Envoyer (envoyer.io) in public records. Edge & Hosting: Cloudflare. Application: Tailwind CSS. Data & Observability: Fathom. Go-to-market: Discord and Plain. Company Ops: Fastmail. Last checked November 8, 2026.

### What email provider does Envoyer use?

Envoyer uses Fastmail for email and office software, according to runsonwhat (November 2026). runsonwhat found Fastmail through email records that authorize Fastmail. Fastmail is used by 1,283 companies runsonwhat tracks.

### What does Envoyer use for customer support?

Envoyer uses Discord for customer support and documentation, alongside Plain, according to runsonwhat (November 2026). runsonwhat found Discord through Discord code on envoyer.io. Discord is used by 7,049 companies runsonwhat tracks.

### What analytics tools does Envoyer use?

Envoyer uses Fathom for analytics, according to runsonwhat (November 2026). runsonwhat found Fathom through Fathom code on envoyer.io. Fathom is used by 2,674 companies runsonwhat tracks.

### Does Envoyer use Cloudflare?

Yes. runsonwhat found Cloudflare at Envoyer through DNS records that point at Cloudflare and code on envoyer.io. Cloudflare is a CDN & Edge tool used by 736,382 companies runsonwhat tracks.

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

The companies with the stacks most like Envoyer's are Mergify, Uniify, Dailybot and Silkline, according to runsonwhat (November 2026). Each shares 2 to 3 tools with Envoyer, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Envoyer uses?

runsonwhat reads public records only. Of the 6 tools at Envoyer, 4 were found through code on envoyer.io, 1 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and envoyer.io about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/envoyer.io (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.