Controls

Left Click: Select Atom

Drag: Box Selection

Right Drag: Rotate View

Wheel: Zoom

---

Modifiers:

• Shift + Click/Drag: Add to selection
• Ctrl + Click/Drag: Subtract from selection
• Click Background: Clear selection

---

Shortcuts:

• G: Toggle Gizmo
• T: Translate Mode
• R: Rotate Mode
• S: Scale Mode
• Esc: Clear Selection

---

Usage & links
MolGUI Web is a browser prototype of a molecular editor/viewer intended as a front-end to on-surface force-field and QM/MM tools (GridFF / FireCore).
Code: github.com/ProkopHapala/FireCore.
Mal, I. et al., "GridFF: Efficient Simulation of Organic Molecules on Rigid Substrates", J. Chem. Theory Comput. 21, 12214d12226 (2025), doi:10.1021/acs.jctc.5c01223.
Hapala, P. et al., "Polymer templates for nanofabrication", ACS Nano (2024), doi:10.1021/acsnano.3c10575.