A PHP client for HubSpot's APIs. Docs for this client: https://github.com/HubSpot/haPiHP/wiki/haPiHP.
General API reference documentation: http://developers.hubspot.com/docs.
This is a partial list in alphabetical order.
- adrianmott (Adrian Mott) https://github.com/adrianmott
- chrishoult (Christopher Hoult) https://github.com/chrishoult
- TheRealBenSmith (Ben Smith) https://github.com/TheRealBenSmith