Best Image Processing API for Go

TinyPNG (by Tinify) is a free image optimization service built for developers and designers. It utilizes smart lossy compression to reduce the file sizes of JPEG, PNG, WebP, and AVIF files by up to 80% with no visible quality loss. That means faster load times, better SEO, and lower bandwidth. You can compress, convert, and resize images via a clean web interface or integrate it into your workflow with the API. The platform also provides an image CDN for fast global delivery of optimized assets. SDKs are available for Python, Node.js, PHP, Java, Ruby, and .NET. WordPress plugin included, plus plenty of community-driven integrations. No tuning, no noise, Tinify just works. Whether you're optimizing a handful of images or processing millions, it scales effortlessly. All plans include a generous free tier, and support is quick when you need it. George the panda 🐼 approves.

Imagor is a high-performance and secure image processing server and Go library that leverages the capabilities of the highly efficient libvips library for image manipulation. It offers a broad array of image functions, such as resizing, cropping, rotating, flipping, and the application of various filters. Built to operate without maintaining state, Imagor can be seamlessly deployed via Docker containers. The system accommodates different storage solutions, including HTTP, AWS S3, Google Cloud Storage, and local file systems. Its highly customizable nature permits users to specify loaders, storages, and processors tailored to their particular requirements. Additionally, Imagor supports URL-safe image operations, facilitating real-time image transformations through URL parameters. Enhanced security is provided by HMAC-based URL signing, which safeguards against unauthorized access. Users benefit from its extensibility, allowing the integration of custom filters and processors to meet diverse needs. Furthermore, for generating video thumbnails, Imagor offers integration with ffmpeg through the imagorvideo extension, enabling the extraction of frames from videos for use as thumbnails. This versatility makes Imagor an ideal choice for various image processing tasks across different platforms.