Open-source and developer tooling micro-fund — Pre-Seed VC Firm ($100K–$150K Checks)
Open-source and developer tooling micro-fund is a Pre-Seed venture capital firm based in Europe investing in Developer Tools, Other. The firm typically writes $100K–$150K checks.
- Check size
- $100K–$150K
- Partners
- 3 listed
- Stage
- Pre-Seed
- Sectors
- Developer Tools, Other
- HQ
- Europe
- AUM
- Not in our records
Last verified: 2026-10-01
Pre-Seed
$100K – $150K
3 partners
Investment Thesis
Micro-fund focused on developer tools and open-source software, investing in technical founders in Europe and the US. The fund aims at very early-stage infrastructure companies.
How Open-source and developer tooling micro-fund invests
Open-source and developer tooling micro-fund is a vc firm based in Europe. The firm invests at the Pre-Seed stage, with a focus on Developer Tools, Other.
Open-source and developer tooling micro-fund typically writes checks of $100K–$150K per investment.
Partners & Team
Industry Focus
Invests In
- •Raising at Pre-Seed? You're squarely in their sweet spot.
- •Lead with your fit in Developer Tools, Other — the sectors they actively back.
- •Size your ask to their typical $100K – $150K check.
- •cold outreach ok
- •Address your outreach to a specific partner, such as Marcin Jakubowski, Executive Director.
- •A warm introduction beats a cold email. Get matched and request an intro.
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