# What does Optika Clarus use?

Optika Clarus (clarus.si) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-10-21).

- Industry: Retail
- Size: 51–200 employees
- Based in: Ljubljana-Dostava, Slovenia
- LinkedIn: https://www.linkedin.com/company/optikaclarus

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Google Maps](https://www.runsonwhat.com/reverse/google-maps) | Media & UI | Website code |  |
| [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code |  |
| [Flowplayer](https://www.runsonwhat.com/reverse/flowplayer) | Media & UI | Website code |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code |  |
| [MailerLite](https://www.runsonwhat.com/reverse/mailerlite) | Marketing | Email records, Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records, Website code |  |

## FAQ

### What tools does Optika Clarus use?

As of October 2026, runsonwhat has found 11 tools at Optika Clarus (clarus.si) in public records. Application: jQuery, Google Maps and Adobe Fonts. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Google Ads, Meta Pixel and MailerLite. Company Ops: Microsoft 365. Last checked October 21, 2026.

### What email provider does Optika Clarus use?

Optika Clarus uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 712,508 companies runsonwhat tracks.

### What analytics tools does Optika Clarus use?

Optika Clarus uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on clarus.si. Google Analytics is used by 882,875 companies runsonwhat tracks.

### What marketing software does Optika Clarus use?

Optika Clarus uses MailerLite for marketing, according to runsonwhat (October 2026). runsonwhat found MailerLite through email records that authorize MailerLite and code on clarus.si. MailerLite is used by 15,660 companies runsonwhat tracks.

### Does Optika Clarus use jQuery?

Yes. runsonwhat found jQuery at Optika Clarus through jQuery code on clarus.si. jQuery is a Frontend tool used by 917,742 companies runsonwhat tracks.

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

The companies with the stacks most like Optika Clarus' are Advance Urgent Care & Walk-In Clinic, Mcgrundriss, Iwt Pharma and Recife FM, according to runsonwhat (October 2026). Each shares 2 to 7 tools with Optika Clarus, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Optika Clarus uses?

runsonwhat reads public records only. Of the 11 tools at Optika Clarus, 8 were found through code on clarus.si, 2 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 clarus.si about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/clarus.si (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.