BKChem supports bond-bybond trying with templates. It supports linear fomulars, and a subset of SMILES as well as InChI. Arrows, rich text, color, charges, radicals and simple vector shapes can be used. It has aligning, unlimited undo/redo, rotation features. Export to SVG, OpenOffice Draw, ODF, EPS, PDF and PNG is possible. Basic support for CML1 and CML2 as well as Molfiles is available.