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Decision fieldOpen accessControlled Tech Pack OrientationGlobalRemoveFree accountThreadloop Sewing Pattern DatabaseGlobalRemoveOpen accessCrochet Stitch LibraryGlobalRemoveFree accountFOURSOURCE Supplier NetworkGlobalRemove
Decision fit
Primary jobSource productionFind patterns & fitLearn techniquesSource production
AreaProductionPatterns & fitTechniques & repairProduction
Best forUnderstanding what a tech pack must control before using a template or releasing workSearching current and out-of-print sewing patternsLearning or identifying crochet stitchesSearching global apparel and textile production capabilities
Know before usingAn orientation rather than a completed product record; it does not supply a universal format, licensed standard content, measurements, tolerances, construction settings, labels, approvals, compliance conclusion, or product-release authority.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.A foundational library, not yet an exhaustive stitch encyclopedia.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
ForApparel brandsMakersMakersApparel brands
Location or jurisdictionGlobalGlobalGlobalGlobal
AccessOpen accessFree accountOpen accessFree account
FormatStitch AuthorityCommunityStitch AuthorityMarketplace
Source typeStitch AuthorityCommunity databaseStitch AuthorityCommercial marketplace
Source and review
What the source establishesThe guide cites current ISO sources for documented-information, garment-measurement, stitch, and seam boundaries plus current U.S. FTC textile and care-labeling guidance; it explicitly separates those authorities from product-specific technical and market decisions.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 linked tool or guide is maintained inside Stitch Authority and was checked against its current public interface.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 16, 2026Jul 21, 2026Jul 15, 2026Jul 21, 2026
Next review dueJul 16, 2027Jan 17, 2027Jul 15, 2027Jan 17, 2027
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