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| Decision field | Open accessNMSU Pattern Alteration GuideUnited States · North AmericaRemove | Free accountThreadloop Sewing Pattern DatabaseGlobalRemove | Open accessCanadian Apparel DirectoryCanada · North AmericaRemove |
|---|---|---|---|
| Decision fit | |||
| Primary job | Find patterns & fit | Find patterns & fit | Source production |
| Area | Patterns & fit | Patterns & fit | Production |
| Best for | Checking a common flat-pattern alteration method | Searching current and out-of-print sewing patterns | Starting a Canadian apparel partner search |
| Know before using | The guide's general womenswear diagrams and ease ranges are teaching examples, not an individual diagnosis, current commercial-pattern specification, or complete fitting course. A named symptom can have several causes, and alterations may affect adjoining seams, facings, collars, sleeves, balance, and style. Verify the method against the exact pattern and test the coordinated changes on a muslin. | Community members add and quality-control the records, so confirm sizing, measurements, fabric suggestions, format, availability, errata, license, and purchase terms with the designer or publisher. Adding an entry to a stash does not provide the pattern files. Saved searches and private PDF storage are paid Plus features, and a listing or review does not establish pattern accuracy or fit. | This is a mixed, paid-listing association directory, not a complete map of Canadian apparel production. A listing, membership, category, or company description does not establish Canadian manufacturing, current identity, factory ownership, capability, capacity, minimums, availability, compliance, or project fit. Confirm the actual production site, subcontracting, references, samples, terms, and credentials directly. |
| Practical access | |||
| For | Makers | Makers | Apparel brands |
| Location or jurisdiction | United States · North America | Global | Canada · North America |
| Access | Open access | Free account | Open access |
| Format | Reference | Community | Directory |
| Source type | Government guidance | Community database | Industry organization |
| Source and review | |||
| What the source establishes | New Mexico State University's current Cooperative Extension Guide C-228 explains three alteration methods, folding out fullness, slashing and spreading or overlapping, and redrawing darts or seams. It provides illustrated bodice, sleeve, skirt, and trouser examples and tells readers to compare body measurements plus intended ease with the pattern while preserving grain, design lines, related-piece changes, and comfort ease. | Threadloop's official guide describes an independent, fully crowdsourced database covering available and out-of-print sewing patterns. Its search supports pattern type, fabric type, age group, body type, cup size, level, format, file features, language, measurements, availability, and other filters; members can also track a stash, wishlist, projects, reviews, and discussions. | The Canadian Apparel Federation's public directory currently includes apparel manufacturers, distributors, material and trim suppliers, logistics businesses, technology services, and other industry companies. Its listing page states that members may list free after membership approval, while non-members can register and pay for a one- or five-year listing. |
| Linked page reviewed | Jul 21, 2026 | Jul 21, 2026 | Jul 21, 2026 |
| Next review due | Oct 19, 2026 | Jan 17, 2027 | Jan 17, 2027 |
| Inspect | |||
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