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Decision fieldFree accountThreadloop Sewing Pattern DatabaseGlobalRemoveOpen accessYarnSubGlobalRemoveFree downloadbluesign System Partner ListsGlobalRemoveOpen accessGOTS Certified SuppliersGlobalRemove
Decision fit
Primary jobFind patterns & fitChoose materialsCheck standardsCheck standards
AreaPatterns & fitYarnMaterialsMaterials
Best forSearching current and out-of-print sewing patternsReplacing a discontinued or unavailable yarnStarting a bluesign-aligned supplier checkChecking GOTS certification records
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. Yarn records can be incomplete or wrong, prices and availability vary by market, and the site uses affiliate links. Confirm the required gauge, total length, fibre behavior, construction, care, color, dye lot, accessibility, and seller terms, then make and assess a representative swatch before committing.Partner status is not a blanket product claim; use the current official list and confirm the exact facility, material, process, or chemical-input scope.A company result is not a blanket approval; confirm the certificate scope, validity, facility, process, product, and transaction documentation for the exact purchase.
Practical access
ForMakersMakersApparel brandsApparel brands
Location or jurisdictionGlobalGlobalGlobalGlobal
AccessFree accountOpen accessFree downloadOpen access
FormatCommunityReferenceDirectoryDirectory
Source typeCommunity databaseFirst-party platformOfficial registryOfficial registry
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.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 suggested replacements, and each yarn page provides a route to report source-data problems.bluesign publishes current system-partner lists and approved-input references that can support facility, material, chemical, dyeing, and finishing checks.The official GOTS search exposes certified entities by country, field of operation, product category, and certification detail, including processing and trading scopes.
Linked page reviewedJul 21, 2026Jul 21, 2026Jul 15, 2026Jul 15, 2026
Next review dueJan 17, 2027Jan 17, 2027Oct 13, 2026Oct 13, 2026
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