Tools

Free tools that are downright useful when creating open data apps.

Data

• Google Refine
• ScraperWiki

Visualizations

• D3.js
• ProtoViz
• Tableau
• Wordle
• Google Spreadsheet
• Google Chart Tools
• jqplot
• flot

Maps / Geo

• Google Maps API
• Google's Fusion Tables (beta)
• Free Map Tools
• Data Layers for Google Earth
• Path Tools Simulator for Google Earth

Misc

• Site Naming Ideation