New customers can spin up VMs, build with AI, and query data at no cost.
Put your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
Start Free
Save Up to 91% on Cloud Compute With Spot VMs
Automatic sustained-use discounts. One free VM per month. No negotiation needed.
Run batch jobs at 60-91% off with Spot VMs. Long-running workloads get automatic discounts with sustained use.
A lightweight PHP library for interpreting IMS QTI files. This is a very simple framework which sits on top of PHP's "Expat" XML parser, intended largely as a template for using QTI in PHP applications - but includes a basic test-taking functionality.