OSS Capital III, L.P.
Open, writing first checksEmerging manager
Open: no first sale reported; age from Form D filed Nov 2023 (approximate)
- Vintage
- Unknown
- Fund size
- $75M (Form D)
- Stages
- Not stated
- Sectors
- Not stated
- Regions
- Global
01 · Thesis
OSS Capital is an early-stage venture firm backing commercial open source (COSS) startup founders on a global basis. It aims to help COSS companies scale with greater capital efficiency.Inferred from the firm's website
02 · Initial check
$750K to $1.25M (estimated from fund size)
Estimated from Form D
03 · Who to approach
Named on this fund's Form D
- Joseph Jacks, Founder
04 · Deals
No deals attributed to this fund yet.
05 · Evidence
Firm-wideOSS Capital is an early-stage VC dedicated to backing leading commercial open source (COSS) startup founders on a global basis.
OSS Capital is the first and only early-stage VC exclusively dedicated to backing leading COSS (commercial open source) startup founders on a global basis since 2018.
https://oss.capital/
06 · Sources
Last verified: Oct 28, 2026