OpenMetadata vs Select Star:Which is more popular?
In September 2026, OpenMetadata had more branded searches than Select Star among data catalogues worldwide. OpenMetadata had about 22,200 branded searches, while Select Star had 3,600. OpenMetadata made up 7.9% of all data catalogue searches we track, and Select Star accounted for 1.3%. When we asked ChatGPT and Google AI Overviews about data catalogues, OpenMetadata appeared in four of the five answers and Select Star in none.
Who do people search for more?
OpenMetadata, about 6 searches for every 1 for Select Star
Who does AI mention more?
OpenMetadata, mentioned in 4 of 5 answers, Select Star in 0
Who does AI recommend more?
OpenMetadata, the only one of the two named
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Top data catalogues in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, OpenMetadata was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Select Star did not appear in any of the five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Atlan1st
DataHub2nd- OpenMetadata3rd
Alation4th
Collibra5th
Microsoft Purview6th- Amundsen–
Select Star–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Atlan5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- DataHub4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Collibra4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- OpenMetadata4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Alation4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Microsoft Purview2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Amundsen0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Select Star0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about data catalogues
5 answers
Asked ChatGPT
“Which data catalogue should I use?”
Asked ChatGPT
“What are the best data catalogues?”
Asked ChatGPT
“What's the best data catalogue for a data team?”
Searched Google, AI Overview
“data catalogue”
Searched Google, AI Overview
“data catalogue software”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.
Is OpenMetadata or Select Star more popular in search?
This chart shows how often people search Google for OpenMetadata and Select Star by name. Each line represents a brand's share of searches for all eight data catalogues we track, month by month, from English-language searches worldwide.
Share of searches by month for OpenMetadata, Select Star. The figures are in the table below the chart.
View monthly share of searches table
| Month | Amundsen | DataHub | Microsoft Purview | Atlan | Collibra | OpenMetadata | Alation | Select Star |
|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 36.9% | 16.6% | 16.6% | 9.1% | 9.1% | 6.1% | 4.1% | 1.5% |
| Nov 2025 | 43.4% | 13% | 15.9% | 8.7% | 7.1% | 5.8% | 3.9% | 2.1% |
| Dec 2025 | 47.7% | 11.7% | 14.3% | 7.8% | 7.8% | 5.2% | 3.5% | 1.9% |
| Jan 2026 | 38% | 14% | 17.1% | 9.4% | 9.4% | 6.2% | 4.2% | 1.9% |
| Feb 2026 | 38.2% | 17.2% | 17.2% | 7.7% | 7.7% | 6.3% | 4.2% | 1.5% |
| Mar 2026 | 30.8% | 16.9% | 20.6% | 9.2% | 9.2% | 7.6% | 4.1% | 1.5% |
| Apr 2026 | 35.7% | 16.1% | 19.6% | 8.8% | 7.2% | 7.2% | 3.9% | 1.4% |
| May 2026 | 29.1% | 19.5% | 19.5% | 10.7% | 8.7% | 7.1% | 3.9% | 1.4% |
| Jun 2026 | 28% | 18.7% | 22.9% | 8.4% | 8.4% | 8.4% | 3.7% | 1.4% |
| Jul 2026 | 34.2% | 18.7% | 18.7% | 8.4% | 8.4% | 6.8% | 3.7% | 1.1% |
| Aug 2026 | 33.2% | 18.2% | 18.2% | 9.9% | 8.1% | 6.6% | 4.4% | 1.3% |
| Sep 2026 | 26.4% | 21.6% | 21.6% | 9.7% | 7.9% | 7.9% | 3.5% | 1.3% |
How has the OpenMetadata and Select Star comparison changed over the last 12 months?
3 findings
- OpenMetadata was ahead of Select Star in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, OpenMetadata’s share of searches among data catalogues worldwide moved from 6.1% to 7.9%, and its estimated monthly branded searches moved from 18.1K to 22.2K.
- Across the 12 months ending September 2026, Select Star’s share of searches among data catalogues worldwide moved from 1.5% to 1.3%, and its estimated monthly branded searches moved from 4.4K to 3.6K.
How did search popularity change for data catalogues worldwide in September 2026?
2 changes
In September 2026, OpenMetadata gained share of searches among data catalogues worldwide, from 6.6% to 7.9%.
Estimated monthly branded searches for Select Star worldwide fell 18.2% over 12 measured months, from 4.4K to 3.6K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using OpenMetadata’s and Select Star’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.
OpenMetadata
1 branded search term
- openmetadata
Select Star
1 branded search term
- select star
Other head-to-heads among data catalogues
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