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Decision fieldOpen accessApparel Grade-Rule & Size-Run Validation RecordGlobalRemoveFree + paidPattern TestersGlobalRemoveOpen accessYarn Database EU Dyers and MakersEuropean UnionRemoveOpen accessYarnSubGlobalRemove
Decision fit
Primary jobFind patterns & fitFind patterns & fitChoose materialsChoose materials
AreaPatterns & fitPatterns & fitYarnYarn
Best forAuditing inherited grade rules or controlling a new multi-size pattern release from approved targets through sample evidenceCoordinating an independent sewing-pattern testFinding independent EU yarn or fibre dyers with off-Ravelry purchase routesReplacing a discontinued or unavailable yarn
Know before usingThe 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 interface and plan description do not prove tester reach, completion, feedback quality, fit validity, export quality, uptime, support, or suitability for an established release process. Measurements and photos can be sensitive personal data. Run a non-critical pilot, review the current privacy and service terms, define consent and photo rights, test exports and deletion, and keep pattern approval and release responsibility with the designer.It is one curator's intentionally selective, off-Ravelry-oriented database, inventories change, and paid supporters can receive rotating priority placement; verify availability, fibre claims, shipping, and terms directly.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.
Practical access
ForApparel brandsApparel brandsMakersMakers
Location or jurisdictionGlobalGlobalEuropean UnionGlobal
AccessOpen accessFree + paidOpen accessOpen access
FormatStitch AuthoritySoftwareDirectoryReference
Source typeStitch AuthorityFirst-party platformCommunity databaseFirst-party platform
Source and review
What the source establishesThe 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.Pattern Testers currently offers application intake, tester selection, feedback, photos, approvals, issue tracking, revisions, a reusable tester directory, and release deadlines. The public pricing page shows a limited free plan and paid Pro and Business tiers. Its June 2026 privacy policy lists names, email addresses, measurements, photos, feedback, application history, and assignments among the data processed.The individually researched database offers free listings and sortable yarn, fibre, designer, editor, accessory, and location views; the EU page spans multiple countries and direct seller profiles.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.
Linked page reviewedJul 16, 2026Jul 21, 2026Jul 15, 2026Jul 21, 2026
Next review dueJul 16, 2027Jan 17, 2027Jan 11, 2027Jan 17, 2027
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