An experimentation and feature management platform for A/B testing and personalisation.
All 2,551 companies in our database running Optimizely, sorted by global traffic rank. Sign in to unlock emails and export to CSV.
| # | Domain | Country | Global rank | |
|---|---|---|---|---|
| 1 | bit.ly | United States | #33 | 🔒 Sign in |
| 2 | cnn.com | — | #94 | 🔒 Sign in |
| 3 | bbc.com | — | #97 | 🔒 Sign in |
| 4 | bbc.co.uk | — | #105 | 🔒 Sign in |
| 5 | gitlab.com | — | #153 | 🔒 Sign in |
| 6 | npr.org | Ireland | #172 | 🔒 Sign in |
| 7 | mailchimp.com | Germany | #228 | 🔒 Sign in |
| 8 | mailchi.mp | Germany | #259 | 🔒 Sign in |
| 9 | salesforce.com | Australia | #332 | 🔒 Sign in |
| 10 | typeform.com | Finland | #347 | 🔒 Sign in |
Detecting Optimizely signals a data-driven team measuring marketing and product performance. Strong prospects for attribution platforms, A/B testing tools, and BI integrations.
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