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Decision fieldOpen accessGOTS Certified SuppliersGlobalRemoveOpen accessCrochet-Hook Identity & Project-Test RecordGlobalRemoveFree accountThreadloop Sewing Pattern DatabaseGlobalRemove
Decision fit
Primary jobCheck standardsLearn techniquesFind patterns & fit
AreaMaterialsYarnPatterns & fit
Best forChecking GOTS certification recordsReading current or vintage crochet-hook sizes without using an unsupported universal UK or Canadian conversion or assigning one hook from yarn category aloneSearching current and out-of-print sewing patterns
Know before usingA company result is not a blanket approval; confirm the certificate scope, validity, facility, process, product, and transaction documentation for the exact purchase.The record does not inspect a physical hook, establish a universal UK or Canadian crosswalk, select a hook, rank handle or material ergonomics, approve a gauge or fabric, diagnose pain, or replace the pattern publisher, tool and yarn makers, qualified instruction, or healthcare and accessibility support.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.
Practical access
ForApparel brandsMakersMakers
Location or jurisdictionGlobalGlobalGlobal
AccessOpen accessOpen accessFree account
FormatDirectoryStitch AuthorityCommunity
Source typeOfficial registryStitch AuthorityCommunity database
Source and review
What the source establishesThe official GOTS search exposes certified entities by country, field of operation, product category, and certification detail, including processing and trading scopes.The guide cites the current Craft Yarn Council regular-hook, steel-hook, yarn-weight, and FAQ guidance; it follows the Council's metric-first and company-variation boundaries and requires source-specific interpretation plus a project specimen for regional or vintage notation.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.
Linked page reviewedJul 15, 2026Jul 16, 2026Jul 21, 2026
Next review dueOct 13, 2026Jul 16, 2027Jan 17, 2027
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