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ChemSemaThis feature in other tools
Lasso select and transforms in ChemSema
Selection and flip controls in the toolbar.

- What we checked
- Lasso or free selection plus rotate, flip and resize.
- Result
- Yes, according to the manual: Freehand selection, rotation, flipping, and resizing. Yes, according to the manual. Freehand selection, rotation, flipping, and resizing.
- Version we tested
- Web build 8e6f995 (2026-09-…, on macOS 27.0.1 arm64
- Manual
- github.com