---
title: "Series A / Series B Startups — Engineering Acceleration (Q1 2026)"
url: https://signals.gitdealflow.com/stage/series-a-b-q1-2026
description: "13 series a / series b startups ranked by GitHub engineering acceleration in Q1 2026."
lastModified: 2026-04-24
source: VC Deal Flow Signal
---
# Series A / Series B Startups — Engineering Acceleration (Q1 2026)

Growth-stage technical startups that have closed institutional rounds. Engineering signals at this stage are less about discovery and more about validation of trajectory.

## Summary — Q1 2026

- Tracked: 13 series a / series b startups
- Top: andes (Healthcare) — 4 commits over 14 days (+999%)
- Avg 14-day velocity: 116 commits
- Sectors represented: 9

## Investor Insight

At Series A/B, engineering acceleration is a trajectory signal rather than a discovery signal. A hiring burst or platform buildout often precedes the next round. Institutional investors use these signals to prioritize outreach and refine conviction before a lead term sheet.

## Ranked Startups

1. **andes** (Healthcare) — 4 commits/14d, +999% change, 44 contributors, signal: Deploy frequency spike
2. **NDLANO** (EdTech) — 20 commits/14d, +999% change, 28 contributors, signal: Deploy frequency spike
3. **medulla-tech** (Supply Chain) — 51 commits/14d, +325% change, 25 contributors, signal: Deploy frequency spike
4. **BibliothecaDAO** (Web3) — 351 commits/14d, +308% change, 30 contributors, signal: Deploy frequency spike
5. **castle-engine** (Gaming) — 84 commits/14d, +282% change, 24 contributors, signal: Deploy frequency spike
6. **third-culture-software** (Healthcare) — 34 commits/14d, +143% change, 27 contributors, signal: Framework migration
7. **horizontalsystems** (Web3) — 124 commits/14d, +110% change, 22 contributors, signal: Framework migration
8. **nco** (Climate Tech) — 2 commits/14d, +100% change, 24 contributors, signal: Engineering hiring burst
9. **starlake-ai** (Data Infrastructure) — 20 commits/14d, +67% change, 29 contributors, signal: Engineering hiring burst
10. **tenzir** (Cybersecurity) — 208 commits/14d, +66% change, 48 contributors, signal: Framework migration
11. **masslight** (Healthcare) — 410 commits/14d, +27% change, 24 contributors, signal: Framework migration
12. **orbiternassp** (Space Tech) — 46 commits/14d, +12% change, 37 contributors, signal: Framework migration
13. **OpenC3** (Space Tech) — 159 commits/14d, +4% change, 45 contributors, signal: Framework migration

## Sector Breakdown

- **Healthcare** — 3 series a / series b startups
- **Web3** — 2 series a / series b startups
- **Space Tech** — 2 series a / series b startups
- **Climate Tech** — 1 series a / series b startup
- **Cybersecurity** — 1 series a / series b startup
- **EdTech** — 1 series a / series b startup
- **Supply Chain** — 1 series a / series b startup
- **Data Infrastructure** — 1 series a / series b startup
- **Gaming** — 1 series a / series b startup

## Canonical

https://signals.gitdealflow.com/stage/series-a-b-q1-2026