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Open Core Ventures

Open Core Ventures

San Francisco, Californiaopencoreventures.com

Overview

Open Core Ventures is a venture capital firm that specializes in starting and launching commercial open source software companies by identifying projects with traction and recruiting founding teams.

Year Founded

2020

Portfolio Companies

12

Investments

Open Core Ventures investments
CompanyDateStageLead
Fleet Device ManagementJun 2025Series BCo-investor
Phaser Studio Inc.Dec 2023VC RoundLead
Authentik SecurityNov 2022SeedLead
KernelizeMay 2025SeedLead
FlowFuseJun 2025Series ACo-investor
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Key People

Sid Sijbrandij

Founder and General Partner

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

Portfolio analytics

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Investment Activity

Yearly cadence, pace, and funding raised over time.

Premium
2021
2022
2023
2024
2025
2026

Portfolio analytics

Caplight clients see yearly investment pace and funding raised over time.

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FAQ

Where is Open Core Ventures based?

Open Core Ventures is headquartered in San Francisco, California, United States.

When was Open Core Ventures founded?

Open Core Ventures was founded in 2020.

How many portfolio companies does Open Core Ventures have?

Open Core Ventures has 12 portfolio companies in Caplight's dataset.

What are some companies in Open Core Ventures's portfolio?

Portfolio companies visible on Caplight include Fleet Device Management, Phaser Studio Inc., Authentik Security, Kernelize, FlowFuse.

What was Open Core Ventures's most recent investment shown here?

Open Core Ventures's most recent investment in this portfolio sample was in Fleet Device Management in 2025.

What sectors does Open Core Ventures focus on?

Open Core Ventures focuses on Media, Entertainment & Gaming, AI, Data & Cloud Infrastructure, Cybersecurity, Enterprise Software, AI, Data & Cloud Infrastructure, Enterprise Software, Enterprise Software, Cybersecurity, AI, Data & Cloud Infrastructure, Enterprise Software, AI, Data & Cloud Infrastructure, AI, Data & Cloud Infrastructure, Enterprise Software, Enterprise Software, Enterprise Software, AI, Data & Cloud Infrastructure, Enterprise Software, AI, Data & Cloud Infrastructure, Enterprise Software, Enterprise Software, AI, Data & Cloud Infrastructure, Enterprise Software, AI, Data & Cloud Infrastructure, Enterprise Software.

What company stages does Open Core Ventures focus on?

Open Core Ventures typically invests at the Early stage.

What is Open Core Ventures's AUM?

Open Core Ventures's assets under management are estimated between $0.0 and $50.0M.

Firmographic Details

HeadquartersSan Francisco, California
Year Founded2020

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