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Decision fieldFree accountRavelryGlobalRemoveOpen accessPattern Grading & Size-Run Validation RecordGlobalRemoveOpen accessNMSU Pattern Alteration GuideUnited States · North AmericaRemove
Decision fit
Primary jobChoose materialsFind patterns & fitFind patterns & fit
Also useful forNo additional job recordedNo additional job recordedNo additional job recorded
AreaYarnPatterns & fitPatterns & fit
Best forBroad pattern, yarn, and project researchAuditing inherited grade rules or controlling a new multi-size pattern release from approved targets through sample evidenceChecking a common flat-pattern alteration method
Know before usingAn account is required and community, publisher, designer, shop, yarn, project, and connected-app records can vary in currency and accuracy. The checked public pages do not establish API credential eligibility, current endpoints, scopes, rate limits, support, app quality, or a complete account export. Search results, ratings, favorites, and project examples do not establish pattern accuracy, yarn availability, seller reliability, fit, gauge, or project suitability. Confirm current developer terms, files, errata, license, purchase and refund terms, measurements, yarn details, and shop information with the responsible source.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 guide's general womenswear diagrams and ease ranges are teaching examples, not an individual diagnosis, current commercial-pattern specification, or complete fitting course. A named symptom can have several causes, and alterations may affect adjoining seams, facings, collars, sleeves, balance, and style. Verify the method against the exact pattern and test the coordinated changes on a muslin.
Practical access
ForMakersApparel brandsMakers
Location or jurisdictionGlobalGlobalUnited States · North America
AccessFree accountOpen accessOpen access
FormatCommunityStitch AuthorityReference
Source typeCommunity databaseStitch AuthorityGovernment guidance
Account, payment, and exit
Access scopeKnitter or crocheter researching patterns and yarns while keeping notebook records.Not yet reviewed at this level.Not yet reviewed at this level.
Before an accountOfficial about, apps, Goodies, login, and signup pages are public. The useful database, notebook, community, and API root require sign-in.Not yet reviewed at this level.Not yet reviewed at this level.
Free-account boundaryA free account requires a valid email signup link and enables the database, notebook, directories, groups, and forums. The public Goodies page sends developers to an account-gated API group; it does not establish current credential eligibility, scopes, endpoints, rate limits, or support.Not yet reviewed at this level.Not yet reviewed at this level.
Payment boundaryThe core platform account is free. Individual patterns and other marketplace items may have separate provider-set prices; those purchases are not a user subscription.Not yet reviewed at this level.Not yet reviewed at this level.
Cancellation or exitThe checked public about, login, and signup pages do not establish cancellation, deletion, or post-exit access. Verify the current in-account help before contributing records.Not yet reviewed at this level.Not yet reviewed at this level.
Saved work and dataThe Goodies page documents a stash spreadsheet and a Project Progress API JSON route, but it says exports are limited and does not establish one complete account export. Keep source files and critical records locally.Not yet reviewed at this level.Not yet reviewed at this level.
Source and review
What the source establishesRavelry's official description identifies a user-driven database of knitting and crochet patterns and yarns, searchable directories, and a personal notebook. Community members and volunteer editors maintain database records. The current official Goodies page exposes an account-gated developer API route, a limited Project Progress API JSON export, and a stash spreadsheet; the official apps directory lists third-party apps that connect to Ravelry.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.New Mexico State University's current Cooperative Extension Guide C-228 explains three alteration methods, folding out fullness, slashing and spreading or overlapping, and redrawing darts or seams. It provides illustrated bodice, sleeve, skirt, and trouser examples and tells readers to compare body measurements plus intended ease with the pattern while preserving grain, design lines, related-piece changes, and comfort ease.
Linked page reviewedJul 30, 2026Jul 27, 2026Jul 21, 2026
Next review dueJan 26, 2027Jul 27, 2027Oct 19, 2026
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