Skychalk is an experiment in location-based communication - a new way for you to engage with people around you. The concept is simple - you can post any message to any location, and anyone can read it. It's like digital graffiti.
Your Mashup not listed on ProgrammableWeb yet? Tell us about it and get listed.
Send a fax from PHP
Display a list of Tours based on a proximity location search
Skype Developer Zone
Jon Udell Google Maps Screencast
Google Maps GM for Rails
Geocoding in Excel
Code322 PHP Google Maps
SpicyNodes & Google maps
APIs, mashups and code. Because the world's your programmable oyster.
Executive Editor, ProgrammableWeb. Author, Map Scripting 101. Lover, APIs.