Best Metadata Management Software in 2026
Updated
In short: DataHub is ranked #1 of 14 as of 4 October 2026, ahead of Progress Semaphore and Ab Initio Data Platform. The best-ranked option with a free plan is Aurelius Atlas. The lowest first paid tier on this page is Aristotle Metadata Registry at $3/mo.
Metadata management software is for making information about your data assets easier to find, interpret, and govern. Compared on API availability, business glossary, deployment options, free plan, lineage analysis, listed connectors, metadata discovery, and paid-from price, these entries offer concrete points to weigh against your data environment. DataHub, Progress Semaphore, and Ab Initio Data Platform are among the named options to examine; Aurelius Atlas and Dawiso are also included. Consider which discovery and lineage capabilities matter for your work, whether the available connectors and API fit your systems, and how deployment and cost affect adoption.
14 metadata management software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Compare all 14 in a table
| # | Tool | Score | Free plan | From | Free plan | Paid from | Metadata discovery | Business glossary |
|---|---|---|---|---|---|---|---|---|
| 1 | DataHub | 7.4 | Free plan | Free | Yes | — | Yes | Yes |
| 2 | Progress Semaphore | 7.0 | No | — | No | — | — | — |
| 3 | Ab Initio Data Platform | 6.9 | No | — | — | — | Yes | Yes |
| 4 | Aurelius Atlas | 6.9 | Free plan | Free | Yes | — | Yes | Yes |
| 5 | MetaKarta | 6.9 | No | $4.17/mo | No | — | Yes | Yes |
| 6 | Dawiso | 6.8 | No | €445/mo | No | — | Yes | Yes |
| 7 | Alation Data Intelligence Platform | 6.5 | No | — | — | — | Yes | Yes |
| 8 | Aristotle Metadata Registry | 6.5 | No | $3/mo | No | — | — | Yes |
| 9 | SemanticWorx Affirma | 6.4 | No | — | No | — | Yes | Yes |
| 10 | Collibra | 6.3 | No | — | — | — | — | — |
| 11 | Alex Solutions | 5.2 | No | — | No | — | — | — |
| 12 | Atlan Lakehouse | 5.2 | No | — | — | — | — | — |
| 13 | Apache Atlas | 5.0 | No | — | — | — | — | — |
| 14 | OpenMetadata | 4.9 | No | — | — | — | — | — |
Is your tool on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which metadata management software is ranked first on Specifiction?
DataHub is ranked #1 of 14 with a score of 7.4. Progress Semaphore is second and Ab Initio Data Platform third.
How many of these have a free plan?
2 of the 14 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Aristotle Metadata Registry has the lowest first paid tier we found: $3/mo.
How is this list ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing. Paid placements never change a rank.