As of October 9, 2026, TechLeads detects Harness on 6 websites: 0.00% of Donation detections, the 26th most-used of 39 Donation technologies we track.
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Citation
TechLeads. "Companies Using Harness." Data as of October 9, 2026. https://techleads.fyi/technology/harnessHTML link
<a href="https://techleads.fyi/technology/harness">Companies using Harness (TechLeads data)</a>Sample results for Harness
| Rank | Icon | Website | Title | Description | Company | Country | Language |
|---|---|---|---|---|---|---|---|
| #1 | CASA of SoLA | Court Appointed Special Advocates for Children | Since 2008, CASA of South Louisiana has helped make a difference in the lives of foster children in Acadia, Lafayette, and Vermilion Parishes. | CASA of SoLa | - | eng | ||
| #2 | Cancer Foundation for New Mexico | The Cancer Foundation of New Mexico helps ensure that all cancer patients in northern New Mexico have access to life saving and life prolonging treatment. | Cancer Foundation for New Mexico | - | eng | ||
| #3 | Big Brothers Big Sisters of Berks County PA | - | Big Brothers Big Sisters of Berks County PA | - | eng | ||
| #4 | Home | Agape's Embrace | - | Agape | - | eng | ||
| #5 | Boys and Girls Clubs Stanislaus County | Boys and Girls Clubs Stanislaus County | - | - | - | ||
| #6 | Putnam Habitat for Humanity – Helping Families Build Strength, Stability and Self Reliance Through Shelter. | - | - | - | eng |
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Secure checkout · 7-day download accessTechnologies most frequently detected on the same websites as Harness.
The most-used Donation technologies in the TechLeads index, by number of websites. Harness accounts for 0.00% of Donation detections (6 websites).
| Technology | Websites | Share of Donation |
|---|---|---|
| PayPal Donate Button | 76,207 | 50.6% |
| GiveWP | 47,173 | 31.3% |
| Donorbox | 6,213 | 4.1% |
| Qgiv | 4,767 | 3.2% |
| Fundraise Up | 4,385 | 2.9% |
| DonorPerfect | 3,003 | 2.0% |
| Vanco Payment Solutions | 1,121 | 0.74% |
| Givebutter | 900 | 0.60% |
| Double the Donation | 883 | 0.59% |
| Virtuous | 829 | 0.55% |
TechLeads scans public websites and identifies Harness from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 9, 2026. Counts only include websites we have scanned, so they can differ from other providers.
Recurring giving and donor experience automation platform.
5 new sites in the last 12 weeks
Recurring giving and donor experience automation platform.
Our comprehensive database contains 6 websites using Harness, making it the most complete Harness sites list available. This Harness customer websites directory helps businesses detect websites using Harness and identify potential leads.
Websites using Harness commonly also use Modernizr, Shopify Responsive Theme, Shopify Pay, WordPress Social Login, ASP.NET — reflecting typical Harness technology stacks.
Our Harness technology detection system scans millions of websites to identify those powered by Harness. This list of sites with Harness includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with Harness or exploring Harness adoption trends, our database provides comprehensive insights.
Each entry in our Harness sites list includes valuable data points: domain name, global ranking, company information, contact details, social media links. This makes it easy to detect websites using Harness and reach out to potential customers or partners.
Get instant access to the full list of sites with Harness in CSV format. Our dataset includes all 6 Harness customer websites with complete contact information, perfect for lead generation, market research, and competitive analysis. The data is regularly updated to ensure accuracy and includes the latest Harness powered websites.
Sites where we first detected Harness, by week (UTC, weeks start Monday). Counts follow our discovery coverage, so weekly totals can vary.