I found a few, hope it helps:
This site allows you to compress various file types such as videos, images, audio, and PDFs. It supports a wide range of file formats and does not require registration. The service is 100% cloud-based, and all uploaded and compressed files are automatically removed from their servers after a few hours
ezyZip enables you to create zip archives of your files online for free. It runs locally as a browser app, ensuring that no data leaves your browser, thus protecting your privacy and making the process quick. There are no file size limits, allowing you to create large compressed files
WeCompress (https://www.wecompress.com/en/): WeCompress offers a simple and reliable online file compression service for PDFs, PowerPoint, Word, Excel, JPEG, PNG, and TIFF files. The files are encrypted in transit and stored briefly on their secure Microsoft Azure app
Compress2Go (https://www.compress2go.com): This website provides tools to compress documents, images, and videos. It offers a powerful PDF compressor, image compression tool, and video compression suite