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Decision fieldOpen accessYarn Database EU Dyers and MakersEuropean UnionRemoveOpen accessApparel Grade-Rule & Size-Run Validation RecordGlobalRemoveFree accountThreadloop Sewing Pattern DatabaseGlobalRemoveFree accountFOURSOURCE Supplier NetworkGlobalRemove
Decision fit
Primary jobChoose materialsFind patterns & fitFind patterns & fitSource production
AreaYarnPatterns & fitPatterns & fitProduction
Best forFinding independent EU yarn or fibre dyers with off-Ravelry purchase routesAuditing inherited grade rules or controlling a new multi-size pattern release from approved targets through sample evidenceSearching current and out-of-print sewing patternsSearching global apparel and textile production capabilities
Know before usingIt is one curator's intentionally selective, off-Ravelry-oriented database, inventories change, and paid supporters can receive rotating priority placement; verify availability, fibre claims, shipping, and terms directly.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.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.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.
Practical access
ForMakersApparel brandsMakersApparel brands
Location or jurisdictionEuropean UnionGlobalGlobalGlobal
AccessOpen accessOpen accessFree accountFree account
FormatDirectoryStitch AuthorityCommunityMarketplace
Source typeCommunity databaseStitch AuthorityCommunity databaseCommercial marketplace
Source and review
What the source establishesThe individually researched database offers free listings and sortable yarn, fibre, designer, editor, accessory, and location views; the EU page spans multiple countries and direct seller profiles.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.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.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.
Linked page reviewedJul 15, 2026Jul 16, 2026Jul 21, 2026Jul 21, 2026
Next review dueJan 11, 2027Jul 16, 2027Jan 17, 2027Jan 17, 2027
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