Web-based molecule sketcher
A general cross-platform tool for preparing simulations of molecules and complex molecular assemblies
Open-source chemical drawing app for macOS and Windows, with plugins and AI-agent tools (MCP server, CLI, agent skill)
Free open-source chemical structure editor: draw molecules and reactions, fill in reagent tables. Opens and saves ChemDraw files (CDX, CDXML) and works with Word. Runs in the browser and offline on Windows, Mac and Linux.
Chemical graphical editor web application
JSME Molecule Editor ipywidget for jupyter notebook
VS Code & Trae extension: efficient and handy molecular viewer for 3D molecular visualization & editing on remote Linux servers. Computational chemistry (Gaussian/ORCA,etc). 兼容 VS Code 与 Trae 的远程服务器分子可视化与编辑，适用于计算化学。
MolDraw: free online chemical structure drawing software and ChemDraw alternative by LabCanvas. 76 free chemistry tools, 3D molecule models. Info page only (no source code).
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