Amazon S3
URL: http://aws.amazon.com/s3
Category: File Storage
Vendor: Amazon.com, Inc.

Amazon SQS
URL: http://aws.amazon.com/sqs/
Category: Message Queuing
Vendor: Amazon.com, Inc.

Amazon EC2
URL: http://www.amazon.com/gp/browse.html?node=201590011
Category: Computing
Vendor: Amazon.com, Inc.

Dabble DB
URL: http://www.dabbledb.com/
Category: Database
Vendor: Smallthought Systems, Inc.

AppExchange
URL: http://www.salesforce.com/appexchange/
Category: Database
Vendor: Salesforce.com, Inc.

Zoho Creator
URL: http://www.zohocreator.com/
Category: Database
Vendor: AdventNet, Inc.