This is targeted to be the most intuitive opensource 2D chemical drawing tool.
You can draw organic chemical structures and reactions very easily and quickly.
Available to download for Windows and Linux (AppImage, Flatpak, Snap)

Features

  • Popular file formats support - SMILES, Molefile, Marvin MRV, ChemDraw CDXML
  • Save to PNG, SVG and Editable SVG
  • Wide variety of bond types including wavy bond, Cis/Trans, Bold double, Any Bond etc.
  • Large set of templates and user templates support
  • Aromaticity detection and add delocalization ring

Project Samples

Project Activity

See All Activity >

Categories

Chemistry

License

GNU General Public License version 3.0 (GPLv3)

Follow ChemCanvas

ChemCanvas Web Site

Other Useful Business Software
Our Free Plans just got better! | Auth0 Icon
Our Free Plans just got better! | Auth0

With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
Try free now
Rate This Project
Login To Rate This Project

User Reviews

Be the first to post a review of ChemCanvas!

Additional Project Details

Operating Systems

Linux, Windows

Languages

English

Intended Audience

Science/Research

User Interface

Qt

Programming Language

Python

Related Categories

Python Chemistry Software

Registered

2025-06-03