The Authority SuiteRuck AuthorityKit AuthorityAperture AuthoritySprout AuthorityDrone AuthorityHouse Pet Authority
Compare two to four resources

Compare textile resources.

Review access, scope, source evidence, and limitations side by side before choosing what to inspect next.

Selected resources

3 resources selected.

Swipe the table sideways to inspect all 3 routes

Side-by-side evidence and decision metadata for selected textile resources.
Decision fieldOpen accessASDP Sewing Professional DirectoryUnited States · North AmericaRemoveFree accountThreadloop Sewing Pattern DatabaseGlobalRemoveOpen accessNMSU Pattern Alteration GuideUnited States · North AmericaRemove
Decision fit
Primary jobSource productionFind patterns & fitFind patterns & fit
AreaProductionPatterns & fitPatterns & fit
Best forFinding a US sewing or patternmaking professionalSearching current and out-of-print sewing patternsChecking a common flat-pattern alteration method
Know before usingThis is a member referral directory, not a Stitch Authority roster or approval. ASDP states that it makes no representations, warranties, or guarantees and assumes no responsibility for members' products or services. Membership, a code of ethics, a profile, or referral availability does not establish credentials, experience, capacity, insurance, price, accessibility, workmanship, schedule, or project fit. Check those points, references, scope, samples, terms, and remedies directly.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.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
ForBothMakersMakers
Location or jurisdictionUnited States · North AmericaGlobalUnited States · North America
AccessOpen accessFree accountOpen access
FormatDirectoryCommunityReference
Source typeIndustry organizationCommunity databaseGovernment guidance
Source and review
What the source establishesASDP's public directory searches members currently accepting referrals by location and professional specialty, including patternmakers, production sewers, designers, teachers, tailors, alteration specialists, and fabric or materials suppliers. A result opens a member profile and a contact action, and the page identifies the population as association members in good standing.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.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 21, 2026Jul 21, 2026Jul 21, 2026
Next review dueJan 17, 2027Jan 17, 2027Oct 19, 2026
Inspect
How to compare

Use the rows to narrow your next check.

  1. Choose resources that could solve the same job.
  2. Eliminate access, scope, or jurisdiction mismatches.
  3. Read each limitation before following the source.
  4. Verify project-specific claims with the source or provider.