OS

OSS Capital L.P. — VC Firm

VC

OSS Capital L.P. is a venture capital firm. The firm has 10 portfolio companies in our records.

Portfolio
10 companies on record
Partners
4 listed
Check size
Not in our records
AUM
Not in our records

Last verified: 2026-08-29

Portfolio

10+ companies

Team

4 partners

How OSS Capital L.P. invests

OSS Capital L.P. is a vc firm.

OSS Capital L.P. has backed 10 companies in our records, including Appsmith, Dagster Labs, Forem.

Partners & Team

JJ

Joseph Jacks

General Partner

Commercial Open Source Software (COSS)
Seed / Early-Stage
SW

Scott Williamson

Partner

Product Strategy / Product Management in Open Source
HM

Heather Meeker

General Partner

Open Source Licensing & Legal
COSS Business Models
JH

Justin Hoffman

Partner

Go-To-Market / Sales
Scaling Revenue in COSS

Portfolio Companies (10)

Other

AP

Appsmith

DA

Dagster Labs

FO

Forem

DA

Datastax

CA

Cal.com

AP

AppFlowy

Productivity / collaboration software (COSS)·Seed

Open-source workspace and productivity platform (Notion-like) that lets users manage tasks and documents while retaining full control of their data.

OP

OpenBB

Fintech / investment analytics (COSS)·Seed

Open-source investment research and terminal platform aiming to be an alternative to Bloomberg-style financial terminals.

W4

W4 Games

Gaming / developer tools (COSS)·Seed

Commercial open-source company supporting and scaling the Godot Engine open-source game development platform.

RU

RustDesk

Remote access / infrastructure software (COSS)·Early-stage (round not explicitly stated)

Open-source remote desktop software project providing self-hostable remote access and support.

RE

Remix Software

Web development framework / developer tools (COSS)·Early-stage (round not explicitly stated)

Company behind Remix, an open-source web framework for building server-rendered React applications.

How to pitch OSS Capital L.P.
  • •Address your outreach to a specific partner, such as Joseph Jacks, General Partner.
  • •A warm introduction beats a cold email. Get matched and request an intro.

Fundraising resources

Frequently Asked Questions

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