AllTheFreeStock - All the free stock images, videos and icons in one location
One Hour Translation - Professional translation services for 75 languages on a 24/7 basis.
CaptionBot by Microsoft - Analyzing and describing images by a bot
Rev.com - Transcriptions, captions, and subtitles that are affordable, fast, and high-quality.
CloudSight - Image recognition API; send an HTTP request with an image, get a description of contents.
Gengo - People-powered translation at scale.