Online sewing pattern blocks

Create printable pattern blocks from measurements

Generate skirt, bodice, and sleeve patterns in your browser. Enter measurements, preview the draft, and export files for printing or technical editing.

Pattern block preview
Template
Core blocks
Input
Measurements + fit
Output
Printable pattern

Core Pattern Blocks

Start with core blocks and construction details

Generate practical base patterns and details from measurements, preview the result, and export SVG, PDF, or A4 tiled PDF files for printing.

Main block

Basic Dress Pattern

The main basic dress block combining bodice and skirt measurements with fitted, classic, and A-line presets.

Knit top

T-shirt Pattern

A printable T-shirt draft with front, back, sleeve, and neckband pieces plus regular, relaxed, cropped, and oversized presets.

Foundation

Basic Skirt Pattern

A clean skirt block with silhouette presets for straight, pencil, A-line, tapered, and flared directions.

Upper body

Basic Bodice Pattern

A bodice block for tops and dresses with fitted, relaxed, sleeveless, and V-neck starting points.

Sleeve block

Basic Sleeve Pattern

A sleeve block with long, short, relaxed, and cap sleeve starts for bodice-based projects.

Lower body

Basic Pants Pattern

A printable pants block with front, back, waistband, regular, relaxed, wide-leg, and shorts presets.

Detail

Sleeve Cuff Pattern

A clean cuff piece with fold line, overlap, seam allowance, and standard, wide, or elastic presets.

Finish

Waistband Pattern

A practical waistband block with straight, contour, elastic, and button-overlap presets.

Detail

Skirt Vent Pattern

A practical vent, side slit, or kick pleat detail for straight, pencil, and tapered skirts.

Detail

Belt Loop Pattern

A small belt loop detail matched to waistband width, with fold and stitch guides.

Detail

Patch Pocket Pattern

A simple patch pocket with shape presets, top hem, seam allowance, and topstitch guide.

Detail

Pocket Flap Pattern

A matching flap detail with rounded, straight, or pointed shapes and optional closure marks.

Workflow

How it works

A simple workflow for generating beginner-friendly sewing patterns.

01

Choose a template

Start with a basic garment template prepared for fast customization.

02

Enter measurements

Fill in key measurements and adjust fit settings for your project.

03

Get a printable pattern

Preview the result and export a clean pattern file for printing.

Why it works

Why Nastix Patterns

A focused drafting workflow for makers who need clear pattern blocks, printable files, and practical construction details without opening a heavy CAD tool.

Measurement-led drafting

Each block starts from the values that matter for the garment: body measurements, ease, opening lengths, allowances, and construction choices. The preview keeps those decisions visible before export.

Files prepared for real use

Export clean SVG for editing, copyshop PDF for full-size output, or A4 tiled PDF for home printing. Test squares and clear line styles help keep scale and construction readable.

Built around sewing details

The library combines core blocks with practical parts like vents, cuffs, waistbands, belt loops, pockets, and flaps, so a project can move from base shape to finish details in one place.

Choose a block to draft

Open the template library, choose the base block or construction detail you need, and start from the matching builder.