Virtual whiteboard for sketching hand-drawn like diagrams

Rethinking Student Productivity

Draw a ui and make it real

A lightweight local-first graphic-centric productivity tool to build your second brain. Supporting Excalidraw/Tldraw whiteboard and notion-like note. 一款以图形为中心、轻量级、本地优先的用于构建第二大脑的效率工具。支持 Excalidraw、T…

3D Bounding Box Annotation Tool (3D-BAT) Point cloud and Image Labeling

A web-based 3D visualization tool for 3D computer vision.