Launched this week

CanvasLab
Pick colors and optimize images offline on Windows
1 follower
Pick colors and optimize images offline on Windows
1 follower
CanvasLab is a free, open-source Windows desktop app that makes everyday image tasks easier. Pick exact HEX and RGB colors, explore representative color palettes, resize images, and optimize JPEG, PNG, and WebP files with a preview before saving. Everything runs locally on your computer — no accounts, no cloud uploads, and no telemetry.


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Render Sandboxes: a computer for every agentIsolated compute, persistent state and a real filesystem
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Hi Product Hunt! 👋
I'm excited to introduce CanvasLab, a free, open-source Windows application I developed to simplify two everyday image-related tasks: picking colors and optimizing image sizes.
The idea came from my own work in web development, where I often need to extract exact colors from images or reduce image sizes without using complicated software or uploading files to online services.
CanvasLab runs entirely offline, supports JPEG, PNG, and WebP, and is available for Windows 10 and 11.
This is our first public beta, and I'd especially appreciate your feedback on usability, performance, and any features you'd like to see in future versions.
Thanks for checking it out, and I look forward to hearing your thoughts!