Amazon ECR vs Harbor:Which is searched more?
In September 2026, Amazon ECR had more branded searches than Harbor among container registries worldwide. Amazon ECR had about 5,400 branded searches, while Harbor had 2,400. Amazon ECR made up 1.3% of all container registry searches we track, and Harbor accounted for 0.56%. These are worldwide searches for English-language branded terms.
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Is Amazon ECR or Harbor more popular in search?
Compare the registries teams store container images in. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.
Share of searches by month for Amazon ECR, Harbor. The figures are in the table below the chart.
View monthly share of searches table
| Month | Docker Hub | Artifactory | Amazon ECR | Azure Container Registry | Harbor | Google Artifact Registry | Quay |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 93.8% | 3.8% | 0.75% | 0.92% | 0.4% | 0.26% | 0.07% |
| Nov 2025 | 92.9% | 4.6% | 0.74% | 0.91% | 0.49% | 0.27% | 0.07% |
| Dec 2025 | 94% | 3.8% | 0.75% | 0.75% | 0.41% | 0.27% | 0.05% |
| Jan 2026 | 92.9% | 4.6% | 0.74% | 0.91% | 0.49% | 0.27% | 0.05% |
| Feb 2026 | 92.8% | 4.6% | 0.91% | 0.91% | 0.49% | 0.27% | 0.07% |
| Mar 2026 | 91.7% | 5.5% | 0.9% | 1.1% | 0.48% | 0.27% | 0.07% |
| Apr 2026 | 91.3% | 5.5% | 1.1% | 1.1% | 0.59% | 0.32% | 0.08% |
| May 2026 | 91.6% | 5.5% | 1.1% | 0.9% | 0.49% | 0.33% | 0.08% |
| Jun 2026 | 91.7% | 5.5% | 1.1% | 0.9% | 0.49% | 0.26% | 0.07% |
| Jul 2026 | 89.9% | 6.6% | 1.3% | 1.1% | 0.59% | 0.39% | 0.06% |
| Aug 2026 | 85.3% | 11.5% | 1.3% | 1% | 0.56% | 0.3% | 0.06% |
| Sep 2026 | 85.5% | 11.5% | 1.3% | 0.84% | 0.56% | 0.3% | 0.07% |
How has the Amazon ECR and Harbor comparison changed over the last 12 months?
3 findings
- Amazon ECR was ahead of Harbor in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Amazon ECR’s share of searches among container registries worldwide moved from 0.75% to 1.3%, and its estimated monthly branded searches held steady at 5.4K.
- Across the 12 months ending September 2026, Harbor’s share of searches among container registries worldwide moved from 0.4% to 0.56%, and its estimated monthly branded searches moved from 2.9K to 2.4K.
How did search popularity change for container registries worldwide in September 2026?
1 change
Estimated monthly branded searches for Harbor worldwide fell 17.2% over 12 measured months, from 2.9K to 2.4K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Amazon ECR’s and Harbor’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Amazon ECR
1 branded search term
- amazon ecr
Harbor
1 branded search term
- harbor registry
Other head-to-heads among container registries
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