zumerlab/snapdom

SnapDOM is a high-performance DOM capture engine that converts DOM elements into multiple output formats including SVG, PNG, JPG, WebP, Canvas, and Blob.

The tool solves the problem of efficiently capturing and exporting DOM subtrees with embedded styles, pseudo-elements, and fonts. It works by creating a self-contained representation of the DOM that can then be exported to various formats or processed through a plugin system for custom outputs. The engine is built entirely on standard Web APIs, requires no external dependencies, and emphasizes speed and modularity as core design principles.

SnapDOM positions itself as a modern alternative to html2canvas, dom-to-image, and html-to-image. It suits projects that need fast, reliable DOM-to-image conversion with flexibility in output formats. The plugin system allows developers to extend the tool beyond its built-in export formats, making it adaptable to specialized use cases. The tool is particularly valuable for applications requiring reusable captures where a single DOM clone can be exported multiple times in different formats.

The project maintains active development with regular updates and accepts contributions from multiple developers. Documentation is comprehensive and kept current through a dedicated website with live demos and full API reference. The codebase is organized with clear build outputs and development workflows, supporting both stable and development release channels for users with different stability requirements.