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Decision fieldFree accountThreadloop Sewing Pattern DatabaseGlobalRemoveOpen accessYarnSubGlobalRemoveOpen accessCraft Yarn Council StandardsUnited States · North AmericaRemove
Decision fit
Primary jobFind patterns & fitChoose materialsCheck standards
AreaPatterns & fitYarnStandards
Best forSearching current and out-of-print sewing patternsReplacing a discontinued or unavailable yarnResolving yarn and pattern terminology
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.These are voluntary industry guidelines, not law, a licensed test method, or proof that a yarn, hook, needle, pattern, size, or care instruction suits a project. Publishers, manufacturers, and regions may use different names, aliases, chart symbols, size tables, and weight systems. Confirm the actual pattern key, measured tool diameter, yarn label and specifications, body or garment measurements, gauge, care evidence, and destination-market requirements.
Practical access
ForMakersMakersBoth
Location or jurisdictionGlobalGlobalUnited States · North America
AccessFree accountOpen accessOpen access
FormatCommunityReferenceReference
Source typeCommunity databaseFirst-party platformIndustry organization
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.The Craft Yarn Council's current gateway publishes its yarn-weight system, crochet and knitting chart symbols and abbreviations, project levels, body-size tables, hook and needle aliases, care symbols, designer guidance, downloadable symbols, and a guideline PDF. The Council says yarn companies, tool manufacturers, publishers, and consultants developed the guidance to improve consistency in labels and patterns and asks industry participants to adopt it.
Linked page reviewedJul 21, 2026Jul 21, 2026Jul 21, 2026
Next review dueJan 17, 2027Jan 17, 2027Oct 19, 2026
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