The archive · Developer & Business Tools · Strategic decision · 2021–2026
DuckLabs' bootstrapped bet: free in-process analytics wins devs, AWS acquires 2026
DuckLabs bets a bootstrapped, VC-free company can grow open-source DuckDB: 1M+ daily downloads, then AWS buys the team while the project stays MIT.
DuckDB Labs (DuckLabs)
What the business is
DuckLabs is the Amsterdam company behind DuckDB, an embeddable, in-process analytical SQL database (plus DuckLake and Quack), free and MIT-licensed.
Starting capital：Bootstrapped: founded and fully owned by its founders and development team, with no VC funding (per DuckLabs' announcement); AWS deal terms undisclosed.
How it started
DuckDB was born at CWI Amsterdam out of database research by Hannes Mühleisen and Mark Raasveldt. As the project gained momentum — first commercial contracts materializing and venture firms calling — the pair founded DuckLabs about five years ago and deliberately chose a bootstrapped, founder- and team-owned structure over venture money, to build patiently and keep the technology first.
What happened
DuckLabs grew to a team of more than 30 in Amsterdam while DuckDB passed one million downloads a day and became the embeddable analytical database of choice for developers, researchers and data platforms. The founders concluded that a small company could become the project's bottleneck: scaling sales and support would pull attention from the open-source work, and reaching far broader users needed infrastructure they could not build alone.
How it ended up
On 2026-08-26 AWS announced a definitive agreement to acquire DuckLabs, effective September 1 (process concluded August 31); terms undisclosed. The team stays in Amsterdam, Hannes and Mark continue leading DuckDB's technical direction, and DuckDB, DuckLake and Quack remain MIT-licensed under the nonprofit DuckDB Foundation — AWS acquired the company, not the open-source project.
Background
DuckLabs is the Amsterdam-based company behind DuckDB, an embeddable analytical SQL database that runs inside an application's own process — no server to install — and became a default tool for data analysts and data platforms. It was spun out of CWI Amsterdam, where Hannes Mühleisen and Mark Raasveldt created DuckDB.
Facing venture interest as the project gained momentum, the founders chose a different path: a bootstrapped, founder- and team-owned company, built patiently with the technology first. That structure took them to a team of more than 30 in Amsterdam and more than one million DuckDB downloads per day — while the founders concluded that a small company could become the project's bottleneck.
On 2026-08-26, AWS announced a definitive agreement to acquire DuckLabs, effective September 1 (completed August 31, 2026), with terms undisclosed. The team remains in Amsterdam and continues to lead DuckDB's technical direction; DuckDB, DuckLake and Quack stay MIT-licensed under the nonprofit DuckDB Foundation. AWS bought the company, not the open-source project.
What has to be true
- Running inside the application process made DuckDB a library rather than infrastructure, removing the deployment barrier that kept other analytical databases out of reach.
- Refusing VC kept the founders focused on technology and community, and let DuckDB grow organically for years before any exit pressure.
- The founders' own analysis — that a 30-person company could not serve a project with millions of daily downloads — framed the sale as protecting the project, not cashing out.
- Keeping the project in the nonprofit DuckDB Foundation let AWS acquire the team's capability without owning the community's trust.
What can be applied
Bootstrapping bought DuckLabs the freedom to build what developers loved, but the founders sold when a small company's sales reach — not the code — became the ceiling on DuckDB's growth.
Aftermath
As of 2026-09-02 the transaction has closed: DuckLabs joined AWS effective September 1, 2026, with the team remaining in Amsterdam under co-founders Hannes Mühleisen and Mark Raasveldt, who continue to set DuckDB's technical direction. DuckDB, DuckLake and Quack remain free and MIT-licensed under the independent DuckDB Foundation, which is adding a technical advisory board; AWS committed to long-term support of the open-source project. Financial terms were not disclosed.
Sources
- DuckLabs to Join AWS, Projects to Remain Open Source
- AWS to acquire DuckLabs, the Amsterdam-based company behind DuckDB
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