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Footprints

Open the places and fragments left along the way

construction

Tools

A growing place for small tools and experiments

person

About

Learn who I am and what this site keeps circling back to

Theme

Switch to a reading atmosphere that fits the moment

Language

Switch the language of articles and moments

Recent Status

Milestone: Added multilingual support for three languages: Simplified Chinese, Traditional Chinese, and English.

Image

A place for lightweight tools that are direct, useful, and intentionally small. More like instruments on a desk than another sprawling product. Image

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ToolboxImage

PNG to JPG

Free online PNG to JPG converter that converts a single PNG image to JPG / JPEG directly in your browser, fills transparent areas with white, and never uploads your file.

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ToolboxImage

Emoji to SVG

Convert multiple emoji characters into individual SVG files in your browser, switch between Twemoji and OpenMoji styles, and download one by one or as a ZIP.

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imagesmode
ToolboxImage

Gemini Watermark Remover

Process a single Gemini image locally in the browser, remove the visible bottom-right watermark, and export the result without uploading it to the server.

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