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Decision fieldFree + paidThreadloop Sewing Pattern DatabaseGlobalRemoveOpen accessYarnSubGlobalRemoveOpen accessNMSU Pattern Alteration GuideUnited States · North AmericaRemoveOpen accessHaberdasheroo UK Sewing DirectoryUnited Kingdom · Europe & MediterraneanRemove
Decision fit
Primary jobFind patterns & fitChoose materialsFind patterns & fitChoose materials
Also useful forNo additional job recordedNo additional job recordedNo additional job recordedNo additional job recorded
AreaPatterns & fitYarnPatterns & fitMaterials
Best forSearching current and out-of-print sewing patternsBuilding a substitution shortlist for a discontinued or unavailable yarn before checking quantity, availability, and a representative swatchChecking a common flat-pattern alteration methodFinding UK fabric, notions, yarn, sewing services, or classes by location
Know before usingCommunity 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.A suggested match is a data-based shortlist, not proof that the yarn suits the pattern or maker. Records can be incomplete or wrong, price bands are approximate, availability varies by country and seller, and shade-level matching is unavailable. YarnSub says affiliate status does not change suggestions, but equally rated matches are ordered by brand popularity. Confirm required gauge, total length, fibre behavior, construction, care, colour, dye lot, accessibility, price, availability, and seller terms, then make and assess a representative swatch before committing.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.Listings can be owner-submitted or team-added, and affiliate or marketplace relationships are commercial influences; verify current stock, price, opening, delivery, returns, and service quality directly.
Practical access
ForMakersMakersMakersMakers
Location or jurisdictionGlobalGlobalUnited States · North AmericaUnited Kingdom · Europe & Mediterranean
AccessFree + paidOpen accessOpen accessOpen access
FormatCommunityReferenceReferenceMarketplace
Source typeCommunity databaseFirst-party platformGovernment guidanceCommercial marketplace
Account, payment, and exit
Access scopeSewer searching pattern records or organizing patterns, projects, fabric, notions, and private files.Maker comparing a replacement for a named yarn before buying.Not yet reviewed at this level.Not yet reviewed at this level.
Before an accountBrowse the pattern database, guide, designers, publications, and public community areas without creating an account.Search a named yarn, inspect suggested substitutes, and filter by fibre and approximate price band without creating an account.Not yet reviewed at this level.Not yet reviewed at this level.
Free-account boundaryA free account needs no card and supports a stash, wishlist, projects, reviews, and personal organization.The checked core substitution route does not require an account, and the FAQ does not offer user-entered yarn records.Not yet reviewed at this level.Not yet reviewed at this level.
Payment boundaryPlus adds PDF pattern storage, collections, saved searches, bulk editing, and other workflow features on monthly or annual billing.No subscription is presented for the core route. Affiliate retailer links and optional donations help fund the site; equal-rated matches are ordered by brand popularity.Not yet reviewed at this level.Not yet reviewed at this level.
Cancellation or exitCancel through an in-account link. Paid features remain through the current billing cycle, then the account returns to free features.There is no account or recurring plan to cancel for the core route. The newsletter has a separate unsubscribe link.Not yet reviewed at this level.Not yet reviewed at this level.
Saved work and dataThe terms say submitted materials remain yours, but the checked public pages do not explain a full export or how stored PDFs behave after downgrade. Keep originals outside the platform.YarnSub does not expose an API and does not accept user-entered yarn details. Use the data-issue link on a yarn page for corrections.Not yet reviewed at this level.Not yet reviewed at this level.
Source and review
What the source establishesThreadloop'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. Current terms state that the free plan requires no card, paid upgrades start billing immediately, cancellation retains paid features through the current cycle, and the account then returns to free features.YarnSub's official FAQ says its matching software compares gauge, texture, yarn weight and density, fibre content, and fibre qualities such as drape and softness. Discontinued yarns remain searchable as starting points but are excluded from suggestions. Result filters can exclude animal, animal-derived, synthetic, or plant fibre groups and use a subjective $ to $$$$$ price indicator. The site does not accept user-entered yarn details, individual shade cards, or expose an API. Each yarn page provides a data-issue route.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.The public directory exposes location and shop-type discovery, while the platform states that business listings have no monthly fee and revenue comes from affiliate partnerships and marketplace commissions.
Linked page reviewedJul 28, 2026Jul 28, 2026Jul 21, 2026Jul 28, 2026
Next review dueJan 24, 2027Jan 24, 2027Oct 19, 2026Jan 24, 2027
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