Data Sources & Open Rights Registry

We maintain strict data licensing compliance. Below is our full audit registry of data providers.

Frankfurter Exchange Rates API

Production Enabled
License: Open Data Commons Open Database License (ODbL) / Public Data
Commercial Use Permitted: YES ✅
Rate Limit Strategy: No hard quota; recommended caching
Cache Duration (TTL): 86400s
Attribution: Source: European Central Bank via Frankfurter
Fallback Strategy: Static pre-cached fallback exchange rates

Open-Meteo Weather API

Disabled (License Check)
License: CC BY 4.0 (Non-commercial free tier)
Commercial Use Permitted: NO ❌
Rate Limit Strategy: 10,000 calls/day for non-commercial
Cache Duration (TTL): 3600s
Attribution: Data from national weather services via Open-Meteo
Fallback Strategy: Historical climate averages & static fallback data

Data.gov.in Pincode Open Data

Production Enabled
License: Government Open Data License - India (GODL)
Commercial Use Permitted: YES ✅
Rate Limit Strategy: 100 req/min
Cache Duration (TTL): 2592000s
Attribution: Source: Department of Posts, Govt of India
Fallback Strategy: Local verified pincode database