Unverified50% confidenceFactExact time
Excalidraw主要使用Canvas API配合自定义渲染引擎，tldraw则采用Canvas与SVG混合方案
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026
Sources
Codex无限画布方案实战：AI图片精准修改新思路
bilibili老廖讲模型6/21/2026
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