GasBuddy - GasBuddy lets you search for Gas Prices by city, state, zip code, with listings for all cities in the USA and Canada. Updated in real-time, with national average price for gasoline, current trends, and mapping tools.

DSpace - DSpace open source software enables open sharing of content that spans organizations, continents...

Fuelio - Track your fill-ups, fuel consumption, fuel costs and save money.

Invenio - Invenio is a free, open-source software to run a digital library or document repository on the web.

Fuelly - Fuelly allows you to tracks your gas mileage over time, helping you calculate fuel expenses as you drive.

Evergreen ILS - Evergreen - Open Source Library Software