Sites and apps similar to Koolyz include FFmpeg, which is free and open source. Other options are Penpot, Affinity, delphitools and Canva. There's no shortage of Image Optimizers like Koolyz, with more than 100 alternatives for Windows, Mac, Linux, Android and iPhone.
Open-source design editor for vector and interface projects featuring AI-powered generation, .fig and .pen file support, design-to-code export, real-time P2P collaboration, linting, tokens, advanced programmability, Vue SDK, and privacy-friendly operation.
Russia
Comprehensive tool for creating dynamic, high-impact presentations featuring advanced graphics, formatting, collaboration, multimedia integration, and seamless sharing within Microsoft Office Suite, with both desktop and online versions available for versatile use across platforms.
United States
Penpot Desktop is an unofficial desktop application for the open-source design tool, Penpot.
VERT.sh is an online file converter that processes files on your device instead of the cloud. It's blazingly fast, ad-free, and open source.
Zenmap is the official cross-platform GUI for the Nmap Security Scanner. It is free and runs on Linux, Windows, Mac OS X, etc. Zenmap aims to make Nmap easy for beginners to use while providing advanced features for experienced Nmap users.
United States
Discover all devices on your network with this trusted scanner. Monitor ISP performances, run speed tests, find hidden cameras, and check for vulnerabilities quickly. With multiplatform support and ad-free browsing, you can upgrade for more tools and enhanced network protection.
Belgium
EU
Graphic design app in Microsoft 365 that helps you create social media posts, invitations, digital postcards, graphics, and more, all in a flash.
United States
One HTML file is the document, the editor and the player at once. Local-first, AI-native, end-to-end-encrypted live collaboration, works offline forever.
Manage documents effortlessly, edit PDFs, create them from other formats, and e-sign anywhere. Secure sharing and comparison tools ensure smooth workflows and data protection. New AI Assistant offers quick document insights. Perfect for desktop and web platforms.
United States
Desygner is an online and mobile design solution, which offers a simpler alternative to expensive and complicated design suites.
Australia
Comprehensive photo editing tool with AI-powered automation and easy step-by-step guidance. It includes unique creation tools, layer support, facial recognition, and organizes your photos seamlessly. Available as a one-time purchase, no subscription required, with cloud sync for flexibility.
United States
