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Decision fieldFree accountThreadloop Sewing Pattern DatabaseGlobalRemoveFree accountRavelryGlobalRemoveOpen accessHaberdasheroo UK Sewing DirectoryUnited Kingdom · Europe & MediterraneanRemoveOpen accessApparel Grade-Rule & Size-Run Validation RecordGlobalRemove
Decision fit
Primary jobFind patterns & fitChoose materialsChoose materialsFind patterns & fit
AreaPatterns & fitYarnMaterialsPatterns & fit
Best forSearching current and out-of-print sewing patternsBroad pattern, yarn, and project researchFinding UK fabric, notions, yarn, sewing services, or classes by locationAuditing 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.An account is required and community, publisher, designer, shop, yarn, and project records can vary in currency and accuracy. Search results, ratings, favorites, and project examples do not establish pattern accuracy, yarn availability, seller reliability, fit, gauge, or project suitability. Confirm current files, errata, license, purchase and refund terms, measurements, yarn details, and shop information with the responsible source.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 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
ForMakersMakersMakersApparel brands
Location or jurisdictionGlobalGlobalUnited Kingdom · Europe & MediterraneanGlobal
AccessFree accountFree accountOpen accessOpen access
FormatCommunityCommunityMarketplaceStitch Authority
Source typeCommunity databaseCommunity databaseCommercial 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.Ravelry's official description identifies a user-driven database of knitting and crochet patterns and yarns, searchable directories for designers, pattern sources, local yarn stores and yarn brands, and a personal notebook for projects, stash, tools, library items, queues, and favorites. Community members and volunteer editors add and maintain the database records.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.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 21, 2026Jul 16, 2026Jul 16, 2026
Next review dueJan 17, 2027Jan 17, 2027Jan 12, 2027Jul 16, 2027
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