Social Good
Disaster Info Bot
Answers “where is the nearest shelter?” over low-bandwidth chat
Intermediate24h2–3
Node.jsSMS APILLM
16/20Crop Price SMS Alerts
Get daily market prices for your crops by SMS.
Beginner10h1–2 people17/20 fit
Build Crop Price SMS Alerts for small farmers in ~10h with 1–2 people. Stack: Twilio + Node.js + Postgres.
Why it wins: Rural livelihood impact.
Build flow
01 · Problem
Farmers sell below market rates because they lack price information.
02 · Solution
Fetch public market price data, let farmers subscribe by SMS and send prices and trends for nearby markets.
03 · Build
- 1Fetch price data
- 2Store
- 3SMS subscribe
- 4Send alerts
04 · Demo
Subscribe by SMS and receive a price alert.
MVP checklist
- SMS subscribe
- Daily prices
- Nearby markets
- Trend alerts
Tech stack
| Tech | Role | |
|---|---|---|
| Twilio | Tooling | Tool |
| Node.js | Backend runtime | Backend |
| Postgres | Relational database | Data |
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