# What does Thirdwave use?

Thirdwave (thirdwave.nl) shows public evidence of 12 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: IT Services
- Size: 11–50 employees
- Based in: Leiden, Netherlands
- Founded: 1999
- LinkedIn: https://www.linkedin.com/company/thirdwave-b.v.

## 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 |  |
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |

## 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 |  |
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records |  |
| [Flowmailer](https://www.runsonwhat.com/reverse/flowmailer) | Email Delivery | Email records |  |

## FAQ

### What tools does Thirdwave use?

As of October 2026, runsonwhat has found 12 tools at Thirdwave (thirdwave.nl) in public records. Application: jQuery, Font Awesome and Anthropic. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Google Ads and Mailchimp. Company Ops: Microsoft 365, Atlassian and Mailchimp Transactional. Last checked October 20, 2026.

### What email provider does Thirdwave use?

Thirdwave uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 716,324 companies runsonwhat tracks.

### What analytics tools does Thirdwave use?

Thirdwave uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on thirdwave.nl. Google Analytics is used by 893,294 companies runsonwhat tracks.

### What marketing software does Thirdwave use?

Thirdwave uses Mailchimp for marketing, according to runsonwhat (October 2026). runsonwhat found Mailchimp through Mailchimp code on thirdwave.nl. Mailchimp is used by 116,821 companies runsonwhat tracks.

### Does Thirdwave use jQuery?

Yes. runsonwhat found jQuery at Thirdwave through jQuery code on thirdwave.nl. jQuery is a Frontend tool used by 923,028 companies runsonwhat tracks.

### Does Thirdwave use AI tools?

Yes. runsonwhat has found Anthropic at Thirdwave; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Thirdwave may use more AI tools than these.

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

The companies with the stacks most like Thirdwave's are SEVENP, Lesterius, Helder Telecom & Ict and Profmatch BV | Vaste Banen In Techniek | Noord-Holland, according to runsonwhat (October 2026). Each shares 6 to 8 tools with Thirdwave, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Thirdwave uses?

runsonwhat reads public records only. Of the 12 tools at Thirdwave, 6 were found through code on thirdwave.nl, 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 thirdwave.nl about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/thirdwave.nl (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.