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Decision fieldOpen accessApparel Measurement Tolerance Setting RecordGlobalRemoveOpen accessCrochet Stitch LibraryGlobalRemoveFree accountThreadloop Sewing Pattern DatabaseGlobalRemove
Decision fit
Primary jobSource productionLearn techniquesFind patterns & fit
AreaProductionTechniques & repairPatterns & fit
Best forTurning an inherited or proposed garment tolerance into a controlled POM method, capability study, decision boundary, inspection rule, and change recordLearning or identifying crochet stitchesSearching current and out-of-print sewing patterns
Know before usingThe record does not supply universal POM values, validate fit across a population, prove process capability, choose a statistical study or sampling plan, reproduce licensed standards, or replace qualified technical, fit, quality, statistical, safety, compliance, and legal review.A foundational library, not yet an exhaustive stitch encyclopedia.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
FormatStitch AuthorityStitch AuthorityCommunity
Source typeStitch AuthorityStitch AuthorityCommunity database
Source and review
What the source establishesThe guide cites current ISO, AATCC, and NIST sources for body and garment measurement boundaries, textile conditioning, dimensional-change testing, repeatability and reproducibility, and AQL-indexed sampling, while requiring the live product owner to set rather than inherit numerical tolerances.The linked tool or guide is maintained inside Stitch Authority and was checked against its current public interface.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 15, 2026Jul 21, 2026
Next review dueJul 15, 2027Jul 15, 2027Jan 17, 2027
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