# What does Haloscope use?

Haloscope (haloscope.org) shows public evidence of 12 tools, according to runsonwhat (last checked 2026-10-26).

- Industry: Publishing
- Size: 11–50 employees
- Based in: New York, United States
- Founded: 2023
- LinkedIn: https://www.linkedin.com/company/haloscope

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code |  |
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Wix](https://www.runsonwhat.com/reverse/wix) | Website & CMS | Custom domain, DNS records, Website code |  |
| [Substack](https://www.runsonwhat.com/reverse/substack) | Website & CMS | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |

## FAQ

### What tools does Haloscope use?

As of October 2026, runsonwhat has found 12 tools at Haloscope (haloscope.org) in public records. Edge & Hosting: Cloudflare. Application: GSAP and React. Data & Observability: Google Analytics, Sentry and Datadog. Go-to-market: Google Ads, Wix and Substack. Company Ops: Google Workspace. Last checked October 26, 2026.

### What email provider does Haloscope use?

Haloscope uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on haloscope.org. Google Workspace is used by 406,184 companies runsonwhat tracks.

### What analytics tools does Haloscope use?

Haloscope uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on haloscope.org. Google Analytics is used by 891,092 companies runsonwhat tracks.

### What is Haloscope's website built with?

Haloscope uses Wix for its website, alongside Substack, according to runsonwhat (October 2026). runsonwhat found Wix through a subdomain that points at Wix and DNS records. Wix is used by 51,596 companies runsonwhat tracks.

### What monitoring tools does Haloscope use?

Haloscope uses Sentry for monitoring, alongside Datadog, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on haloscope.org. Sentry is used by 79,176 companies runsonwhat tracks.

### Does Haloscope use Cloudflare?

Yes. runsonwhat found Cloudflare at Haloscope through Cloudflare code on haloscope.org. Cloudflare is a CDN & Edge tool used by 709,728 companies runsonwhat tracks.

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

The companies with the stacks most like Haloscope's are ATM Holdings, Elightenment Learning, Mack Weldon and 2Performant, according to runsonwhat (October 2026). Each shares 3 to 10 tools with Haloscope, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Haloscope uses?

runsonwhat reads public records only. Of the 12 tools at Haloscope, 8 were found through code on haloscope.org, 1 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 haloscope.org about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/haloscope.org (updated October 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.