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Decision fieldFree accountThreadloop Sewing Pattern DatabaseGlobalRemoveOpen accessHaberdasheroo UK Sewing DirectoryUnited Kingdom · Europe & MediterraneanRemoveFree accountFOURSOURCE Supplier NetworkGlobalRemoveOpen accessApparel Grade-Rule & Size-Run Validation RecordGlobalRemove
Decision fit
Primary jobFind patterns & fitChoose materialsSource productionFind patterns & fit
AreaPatterns & fitMaterialsProductionPatterns & fit
Best forSearching current and out-of-print sewing patternsFinding UK fabric, notions, yarn, sewing services, or classes by locationSearching global apparel and textile production capabilitiesAuditing inherited grade rules or controlling a new multi-size pattern release from approved targets through sample evidence
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.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.The company count is a changing platform claim. Search fields, profiles, certificates, locations, and account access do not independently verify the legal entity, factory ownership, capability, capacity, certificate validity or scope, compliance performance, delivery, or project fit. Confirm the site and subcontracting, credentials with issuers, samples, audits when appropriate, specifications, contracts, and commercial terms.The record does not create a production grade, supply universal increments or breakpoints, validate a CAD file or fit population, reproduce licensed standards, or replace qualified anthropometric, pattern, technical-design, fit, quality, accessibility, safety, statistical, and user-research review.
Practical access
ForMakersMakersApparel brandsApparel brands
Location or jurisdictionGlobalUnited Kingdom · Europe & MediterraneanGlobalGlobal
AccessFree accountOpen accessFree accountOpen access
FormatCommunityMarketplaceMarketplaceStitch Authority
Source typeCommunity databaseCommercial marketplaceCommercial marketplaceStitch Authority
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.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.FOURSOURCE's current public network page presents an operator-reported global company count and country or territory search. It says logged-in users can narrow results by compliance certificates, product groups, fabric types, target groups, minimum order quantities, and other fields, with a free-trial and supplier sign-up route.The guide cites current ISO body-table, size-designation, and garment-measurement boundaries plus two peer-reviewed studies that tested the relationship between conventional grade rules, anthropometric evidence, and garment fit; it requires product-specific target deltas and validation instead of publishing universal increments.
Linked page reviewedJul 21, 2026Jul 16, 2026Jul 21, 2026Jul 16, 2026
Next review dueJan 17, 2027Jan 12, 2027Jan 17, 2027Jul 16, 2027
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