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Decision fieldPaidPatternLab LondonGlobalRemoveOpen accessGOTS Certified SuppliersGlobalRemoveOpen accessControlled Tech Pack OrientationGlobalRemoveFree accountThreadloop Sewing Pattern DatabaseGlobalRemove
Decision fit
Primary jobFind patterns & fitCheck standardsSource productionFind patterns & fit
AreaPatterns & fitMaterialsProductionPatterns & fit
Best forGenerating an editable custom-measurement blockChecking GOTS certification recordsUnderstanding what a tech pack must control before using a template or releasing workSearching current and out-of-print sewing patterns
Know before usingA measurement-generated draft is a starting block, not independent evidence of body capture, comfort, mobility, balance, garment ease, or production fit. The result depends on measurement accuracy, supported ranges, formula assumptions, selected options, and output handling. Review the service's privacy terms before storing body data and sew a representative toile before design, grading, or production use.A company result is not a blanket approval; confirm the certificate scope, validity, facility, process, product, and transaction documentation for the exact purchase.An orientation rather than a completed product record; it does not supply a universal format, licensed standard content, measurements, tolerances, construction settings, labels, approvals, compliance conclusion, or product-release authority.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
ForBothApparel brandsApparel brandsMakers
Location or jurisdictionGlobalGlobalGlobalGlobal
AccessPaidOpen accessOpen accessFree account
FormatSoftwareDirectoryStitch AuthorityCommunity
Source typeFirst-party platformOfficial registryStitch AuthorityCommunity database
Source and review
What the source establishesPatternLab London's current drafting page says a user creates a measurement profile, selects a basic block or sloper, adjusts fit, dart placement, length, seam allowance, and sleeve options, then downloads the generated result as tiled PDF, AI, or SVG. The live catalogue names bodice, dress, trouser, and stretch blocks and displays a price before purchase.The official GOTS search exposes certified entities by country, field of operation, product category, and certification detail, including processing and trading scopes.The guide cites current ISO sources for documented-information, garment-measurement, stitch, and seam boundaries plus current U.S. FTC textile and care-labeling guidance; it explicitly separates those authorities from product-specific technical and market decisions.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 21, 2026Jul 15, 2026Jul 16, 2026Jul 21, 2026
Next review dueJan 17, 2027Oct 13, 2026Jul 16, 2027Jan 17, 2027
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