Weekly Signal Report — Q2 2026

This is the automated weekly signal report from VC Deal Flow Signal. We track GitHub engineering acceleration across 19 startup sectors and rank them by commit velocity change — the rate at which engineering activity is accelerating relative to baseline.

This report covers Q2 2026. 43 startups across 19 sectors showed measurable engineering signals.

Top 10 Startups by Engineering Acceleration

These are the startups showing the highest commit velocity change this period — the ones where engineering activity is accelerating fastest relative to their own baseline.

**#1 carlos-emr** (Healthcare) — +199% commit velocity change, 1015 commits over 14 days, 94 contributors. Signal: Engineering hiring burst. Open Source Electronic Medical Record System, forked from OSCAR19 Community EMR

**#2 radareorg** (Cybersecurity) — +83% commit velocity change, 223 commits over 14 days, 100 contributors. Signal: Engineering hiring burst.

**#3 sakaiproject** (EdTech) — +29% commit velocity change, 22 commits over 14 days, 100 contributors. Signal: Framework migration.

**#4 zapplyjobs** (AI & Machine Learning) — +27% commit velocity change, 621 commits over 14 days, 2 contributors. Signal: Engineering hiring burst. Free job boards and career resources for students & new grads

**#5 zapplyjobs** (Healthcare) — +27% commit velocity change, 621 commits over 14 days, 2 contributors. Signal: Engineering hiring burst. Free job boards and career resources for students & new grads

**#6 zapplyjobs** (Robotics) — +27% commit velocity change, 622 commits over 14 days, 2 contributors. Signal: Engineering hiring burst. Free job boards and career resources for students & new grads

**#7 goonstation** (Space Tech) — +17% commit velocity change, 35 commits over 14 days, 2 contributors. Signal: Framework migration. The classic flavor of Space Station 13.

**#8 openemr** (Healthcare) — +4% commit velocity change, 133 commits over 14 days, 100 contributors. Signal: Framework migration. The most popular open source electronic health records and medical practice management solution.

**#9 smartstore** (E-commerce Infrastructure) — +3% commit velocity change, 40 commits over 14 days, 21 contributors. Signal: Framework migration. Ready. Sell. Grow.

**#10 ss220-space** (Space Tech) — +3% commit velocity change, 157 commits over 14 days, 100 contributors. Signal: Engineering hiring burst. Space Station 13 and more!

Hottest Sectors

Healthcare: 4 startups tracked, avg velocity 452 commits/14d. Top mover: carlos-emr (+199%). Dominant signal: Engineering hiring burst.

HR Tech: 3 startups tracked, avg velocity 367 commits/14d. Top mover: bgerp (-19%). Dominant signal: Framework migration.

Robotics: 2 startups tracked, avg velocity 359 commits/14d. Top mover: zapplyjobs (+27%). Dominant signal: Engineering hiring burst.

AI & Machine Learning: 3 startups tracked, avg velocity 312 commits/14d. Top mover: zapplyjobs (+27%). Dominant signal: Framework migration.

Web3: 1 startups tracked, avg velocity 238 commits/14d. Top mover: BibliothecaDAO (-20%). Dominant signal: Framework migration.

Signal Breakdown

Across all 43 tracked startups: Framework migration: 36 startups, Engineering hiring burst: 7 startups.

Geography

Top regions by startup count: US (11), EU (7), APAC (3), LATAM (3), Canada (2).

What This Means for Investors

The startups at the top of this list are showing engineering momentum that has historically preceded fundraise announcements by six to twelve weeks. If you invest in any of the sectors covered here, these are the names to research this week.

Browse the full sector rankings for detailed data on every tracked startup. Or subscribe to the Signal Digest to get this report in your inbox every week.