MConverter

On the fly image generation API (text over background, logo) for opengraph images, free, no watermark, CDN

Imgbot is a friendly robot that optimizes your images and saves you time. Optimized images mean smaller file sizes without sacrificing quality. It's free for open source.

Easily create custom QR codes for gift cards, gift vouchers, and promotions. Support custom styling, color, logo... ⬆️ Back to Top

Uploadcare provides the media pipeline with the ultimate toolkit based on cutting-edge algorithms. All features are available for developers absolutely for free: File Uploading API and UI, Image CDN and Origin Services, Adaptive Delivery, and Smart Compression. The free tier has 3000 uploads, 3 GB t

Responsive images as a service. It provides an image CDN, a media processing API, and a frontend library to automate image optimization. The service is free for up to 3GB of traffic/per month.

Handles file uploads and encoding of video, audio, images, documents. Free for Open source, charities, and students via the GitHub Student Developer Pack. Commercial applications get 2 GB free for test driving

API to compress and resize PNG and JPEG images, offers 500 compressions for free each month

End-to-End cloud storage service. 5 GB of free storage