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DuckDB vs Supabase

Updated June 2026 · A structured head-to-head comparison.

The in-process analytical database (SQLite for analytics).

The open-source Firebase alternative.

The verdict

Both DuckDB and Supabase are credible databases tools, and the right pick comes down to your priorities.

Choose DuckDB if you want a higher overall rating (4.8/5). The in-process analytical database (SQLite for analytics).

Supabase — The open-source Firebase alternative.

DuckDB vs Supabase: side by side

DimensionDuckDBSupabase
Starting priceFreeFree – $25/mo
Free planYesYes
Pricing modelOpen sourceFreemium
Best forData Teams, DevelopersDevelopers, Startups
PlatformsSelf Hosted, ApiWeb, Api, Self Hosted
Rating4.8/5Winner4.6/5

DuckDB key facts

Vendor
DuckDB
Pricing
Open source — Free
Free tier
Yes
Platforms
Self Hosted, Api
Best for
Data Teams, Developers
Editor rating
4.8 / 5
Founded
2019
Headquarters
Amsterdam, Netherlands

Supabase key facts

Vendor
Supabase
Pricing
Freemium — Free – $25/mo
Free tier
Yes
Platforms
Web, Api, Self Hosted
Best for
Developers, Startups
Editor rating
4.6 / 5
Founded
2020
Headquarters
Remote

Frequently asked questions

Is DuckDB better than Supabase?

Neither is universally better — DuckDB edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.

Is DuckDB or Supabase cheaper?

DuckDB is the more affordable of the two to get started, at free. DuckDB starts at free; Supabase starts at free – $25/mo.

Can DuckDB replace Supabase?

Yes for most teams — both are databases tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.