# What does Refactoring.Guru use?

Refactoring.Guru (refactoring.guru) shows public evidence of 10 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 |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code |  |
| [Paddle](https://www.runsonwhat.com/reverse/paddle) | Payments & Billing | Website code |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Yandex Webmaster](https://www.runsonwhat.com/reverse/yandex) | Marketing | DNS verification records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Email records, Website code |  |
| [Red Sift OnDMARC](https://www.runsonwhat.com/reverse/redsift) | Security & Compliance | Email records |  |

## FAQ

### What tools does Refactoring.Guru use?

As of November 2026, runsonwhat has found 10 tools at Refactoring.Guru (refactoring.guru) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Font Awesome and Paddle. Data & Observability: Google Analytics. Go-to-market: Yandex Webmaster. Company Ops: Google Workspace, Mailgun and Red Sift OnDMARC. Last checked November 8, 2026.

### What email provider does Refactoring.Guru use?

Refactoring.Guru 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 refactoring.guru. Google Workspace is used by 422,568 companies runsonwhat tracks.

### What payment provider does Refactoring.Guru use?

Refactoring.Guru uses Paddle for payments and billing, according to runsonwhat (November 2026). runsonwhat found Paddle through Paddle code on refactoring.guru. Paddle is used by 490 companies runsonwhat tracks.

### What analytics tools does Refactoring.Guru use?

Refactoring.Guru uses Google Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on refactoring.guru. Google Analytics is used by 904,286 companies runsonwhat tracks.

### What marketing software does Refactoring.Guru use?

Refactoring.Guru uses Yandex Webmaster for marketing, according to runsonwhat (November 2026). runsonwhat found Yandex Webmaster through a DNS verification record for Yandex Webmaster. Yandex Webmaster is used by 19,488 companies runsonwhat tracks.

### Does Refactoring.Guru use jQuery?

Yes. runsonwhat found jQuery at Refactoring.Guru through jQuery code on refactoring.guru. jQuery is a Frontend tool used by 927,314 companies runsonwhat tracks.

### Which companies have a tech stack similar to Refactoring.Guru's?

The companies with the stacks most like Refactoring.Guru's are Runna, Artsteps, Wittypen and Sourcetec Software, according to runsonwhat (November 2026). Each shares 4 to 6 tools with Refactoring.Guru, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Refactoring.Guru uses?

runsonwhat reads public records only. Of the 10 tools at Refactoring.Guru, 4 were found through code on refactoring.guru, 3 through DNS records and 3 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and refactoring.guru about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/refactoring.guru (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.