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Decision fieldOpen accessFreeSewingGlobalRemoveOpen accessEU VIES VAT Number ValidationEuropean UnionRemoveOpen accessPattern Grading & Size-Run Validation RecordGlobalRemove
Decision fit
Primary jobFind patterns & fitCheck standardsFind patterns & fit
Also useful forNo additional job recordedNo additional job recordedNo additional job recorded
AreaPatterns & fitStandardsPatterns & fit
Best forCustom-fit home sewing patternsChecking an EU supplier's stated VAT number and saving the dated validation response as one identity and invoicing controlAuditing inherited grade rules or controlling a new multi-size pattern release from approved targets through sample evidence
Know before usingA generated pattern is not independent fit evidence or a production-ready graded block. The result still depends on accurate measurements, the selected design and options, ease assumptions, fabric behavior, construction, and representative test garments. An account stores saved patterns and measurement sets, so review the platform's privacy terms before retaining personal measurements.A valid VAT number is not proof of manufacturing capability, facility ownership, authorized bank instructions, product origin, tax advice, quality, capacity, certification, labor conditions, or delivery; names and addresses may not be returned for every country, and temporary database outages occur.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
ForMakersApparel brandsApparel brands
Location or jurisdictionGlobalEuropean UnionGlobal
AccessOpen accessOpen accessOpen access
FormatSoftwareReferenceStitch Authority
Source typeOpen-source projectOfficial registryStitch Authority
Source and review
What the source establishesFreeSewing's official documentation says the browser editor drafts a selected design in real time from a measurement set rather than scaling or grading a standard-size pattern. Users can adjust design options and export the generated result, including as PDF; saving the pattern to an account is optional and is used to revisit it later.VIES is the European Commission's online VAT Information Exchange System interface for querying national VAT databases to determine whether a submitted number is valid for intra-EU cross-border trade at the time of the request.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 15, 2026Jul 27, 2026
Next review dueJan 17, 2027Oct 13, 2026Jul 27, 2027
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