📬 Get Weekly Startup Signals

Five trending startups accelerating on GitHub — delivered every Sunday. Free forever. No card. No noise.

📊 324 startups tracked 🔬 SSRN research-backed 💚 Free forever

What you get every Sunday

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Top 5 Trending Startups

Curated list of the five startups with the strongest engineering acceleration signals this week — ranked by velocity.

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Velocity Changes

See who's speeding up, who's plateauing, and the magnitude of change in commit velocity and contributor activity.

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Sector Insights

Which sectors are heating up this week — AI/ML, fintech, climate tech, healthcare, devtools, and more.

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Plain-English Why

Every startup comes with its sector, stage, and a simple explanation of what's driving its acceleration. No code reading required.

21–47 Day Lead

Historical data shows these signals surface 21 to 47 days before fundraise announcements — validated against 219+ documented rounds.

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Actionable Links

Each entry links to the startup's detailed profile on gitdealflow.com so you can dig deeper — GitHub org, sector peers, full signal history.

Frequently Asked Questions

What is the GitDealFlow Sunday email?

A free weekly email with five trending startups accelerating on GitHub. Each entry includes sector, stage, signal type, and a plain-English why. Direct from the VC Deal Flow Signal dataset (324+ startups across 15+ sectors).

How often does it arrive?

Once a week, Sunday morning. No daily spam, no algorithmic feeds — just the five names that matter that week, with enough context to act on.

Is it really free?

Yes. No credit card required, no trial, no hidden upsells. The Sunday email is our free forever offering. Paid tiers (Dashboard at €49/mo, Insider Circle at €197/mo) add deeper data, but the email never requires them.

Can I unsubscribe?

Yes — every email has a one-click unsubscribe link. No logins, no forms, no questions asked.

What's the research behind it?

The underlying dataset is published as an SSRN preprint (abstract 6606558, DOI 10.2139/ssrn.6606558). The methodology tracks commit velocity, contributor growth, and repository expansion across public GitHub activity — validated against 219+ documented fundraises with a 21–47 day leading signal.

Who reads this?

Angels, scouts, and seed funds sourcing deals before the crowd. Also founders benchmarking their own velocity, analysts tracking sector trends, and journalists covering the startup ecosystem.

Or explore the data yourself:

📊 Benchmark 🔧 All Tools 📡 Signals Database 📄 Methodology