Generate 3D conformers from a SMILES or a drawing — 3d.cheminfo.org

3d.cheminfo.orgConformers in 3D from a structure you draw. This tool needs JavaScript; these are the pages it offers:

2D to 3D — conformers from a drawn structure

Generate 3D conformers from a SMILES or a drawing

How conformer generation and MMFF94 work

About the browser conformer generator