Sleeve pattern hack

The practice of modifying an existing commercial or drafted sewing pattern to create a different design, such as changing a neckline, sleeve, or silhouette, without drafting from scratch.

A pattern hacking technique that extends a bodice pattern's hemline and adjusts its shaping to convert a top pattern into a full dress pattern.

A modification made to an existing neckline pattern, such as lowering it, adding a facing shape, or changing it from a round to a V or square neckline.

The technique of combining pattern pieces or size lines from two or more patterns, or two adjacent sizes, into a single custom pattern piece.

The process of copying a pattern piece, whether from a commercial pattern, a garment, or another pattern, onto new paper so the original can be preserved and the copy altered.