Data sources & licences

Frugal is built on open data and services. Thank you to their communities.

Open Food Facts

Product names, images, ingredients, allergens, nutrition facts, Nutri-Score and NOVA data. Database available under the Open Database License (ODbL); individual contents under the Database Contents License; product images under Creative Commons Attribution-ShareAlike (CC BY-SA). © Open Food Facts contributors — openfoodfacts.org

Open Prices

Community-reported prices. Data available under the Open Database License (ODbL). © Open Food Facts contributors — prices.openfoodfacts.org

Stores & maps

Store locations from Overture Maps Places (CDLA-Permissive-2.0; records derived from OpenStreetMap are © OpenStreetMap contributors, ODbL) — overturemaps.org. Map tiles on Android and the web by OpenFreeMap using OpenMapTiles, © OpenStreetMap contributors.

Store logos

Store logos are looked up on Wikidata (CC0) using brand identifiers from OpenStreetMap and the Name Suggestion Index (BSD-3-Clause), and displayed from Wikimedia Commons, which only hosts public-domain or freely licensed files. Logos are trademarks of their respective owners, shown only to identify stores; their use does not imply endorsement.

Map display

Maps by Apple (iOS). On Android and the web, maps are drawn with MapLibre GL (BSD-3-Clause) and OpenFreeMap tiles.

Prices & optional services

Store prices are Google Shopping listings retrieved through Bright Data or SerpApi. Photo identification uses the Google Gemini API. Kroger prices (US only) use the official Kroger Developer API. All are accessed through our server.

Nutri-Score & NOVA

Nutri-Score grades and NOVA groups are computed by Open Food Facts and shown for information only. Nutri-Score is a trademark of Santé publique France; Frugal is not affiliated with or endorsed by Santé publique France.

Software

Built with React Native and Expo (MIT). Map rendering on web: MapLibre GL JS (BSD-3-Clause). Icons: Ionicons (MIT). Fonts: Fredoka and Poppins (SIL Open Font License 1.1). Other open-source packages are listed in the app's package manifest with their licences.

Store names

Store and brand names are trademarks of their respective owners and are used only to identify stores. Frugal is not affiliated with any retailer.