Open Source | Capital One Tech

Open Source at Capital One

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Capital One team member Nadia B., Data Scientist

Open source at Capital One

Prioritizing open source with contributions to 100+ projects.

Featured Open Source blogs

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Open Source

Building open source defense

Article|September 24, 2026| 2 min read
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Open Source

Announcing VulnHunter

Article|July 16, 2026| 5 min read
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Open Source

Open-source Context Specs

Article|June 24, 2026| 7 min read

FEATURED OPEN SOURCE PROJECTS

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VulnHunter

An open-source, agentic AI code security tool.

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Rubicon-ml

A data science tool designed to capture all information and artifacts relating to a model during training and monitoring.

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Data profiler

A Python library designed to make data analysis, monitoring and sensitive data detection easy.

All Open Source Articles

An abstract geometric graphic featuring a vertically split circle. The left half shows a light blue semi-circle on a dark blue rectangular background, while the right half features a dark blue semi-circle over vertical white stripes, all set against a solid light blue background.
open source

Building open source defense

article | September 24, 2026 | 2 min read

Abstract graphic on a blue background featuring vertical white lines, audio-equalizer-style bars and six dark blue dots arranged in an arch formation.
open source

Scaling testing with Argo

article | September 17, 2026 | 10 min read

Illustration of radar sweep on dark blue background
open source

Announcing VulnHunter

article | July 16, 2026 | 5 min read

Open source tree diagram against light green background
open source

Open-source Context Specs

article | June 24, 2026 | 7 min read

Open source
open source

Open source trends

article | March 5, 2024 | 4 min read

Open Source
open source

InnerSource building

article | February 20, 2024 | 11 min read

Machine Learning
open source

DataComPy & Fugue synergy

article | January 9, 2024 | 3 min read

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open source

Data integration guide

article | November 20, 2023 | 6 min read

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open source

Lessons learned from Python

article | October 23, 2023 | 7 min read

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