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Decision fieldFree accountThreadloop Sewing Pattern DatabaseGlobalRemoveOpen accessApparel Grade-Rule & Size-Run Validation RecordGlobalRemoveOpen accessPattern Test Brief TemplateGlobalRemoveOpen accessQuiltMapGlobalRemove
Decision fit
Primary jobFind patterns & fitFind patterns & fitFind patterns & fitChoose materials
AreaPatterns & fitPatterns & fitPatterns & fitMaterials
Best forSearching current and out-of-print sewing patternsAuditing inherited grade rules or controlling a new multi-size pattern release from approved targets through sample evidencePlanning a sewing, knitting, or crochet pattern testFinding quilt-material sellers and adjacent quilting services by country or map
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.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.The workflow is not a contract or quality certification; local legal duties and technical review may still apply.Coverage is quilting-specific and uneven by country; businesses can pay for enhanced features, and community or owner updates do not verify inventory, service quality, hours, or availability.
Practical access
ForMakersApparel brandsBothMakers
Location or jurisdictionGlobalGlobalGlobalGlobal
AccessFree accountOpen accessOpen accessOpen access
FormatCommunityStitch AuthorityStitch AuthorityDirectory
Source typeCommunity databaseStitch AuthorityStitch AuthorityFirst-party platform
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.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.The linked tool or guide is maintained inside Stitch Authority and was checked against its current public interface.QuiltMap describes free public search and free basic listings, community submissions and claims, and country routes covering North America, Europe, Japan, South Korea, and Australia.
Linked page reviewedJul 21, 2026Jul 16, 2026Jul 15, 2026Jul 15, 2026
Next review dueJan 17, 2027Jul 16, 2027Jul 15, 2027Jan 11, 2027
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