TinyPNG - Make your website faster and save bandwidth. TinyPNG optimizes your PNG images by 50-80% while preserving full transparency!
Google Developer Portal - Everything you need to build better apps.
ImageOptim - Faster web pages and apps.
i-DOCS - Get the latest Microsoft documentation for end users, developers and IT professionals: API reference, code examples, technical documentation, and more.
TinyJPG - Compress JPEG images with perfect quality and file size
AWS Self-Paced Labs - Self-paced training labs help you test products and gain practical experience working with AWS - learn on-demand at your own pace.