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

4 resources selected.

Swipe the table sideways to inspect all 4 routes

Side-by-side evidence and decision metadata for selected textile resources.
Decision fieldFree + paidPattern TestersGlobalRemoveFree accountThreadloop Sewing Pattern DatabaseGlobalRemoveOpen accessSeam Allowance ConverterGlobalRemovePaidPatternLab LondonGlobalRemove
Decision fit
Primary jobFind patterns & fitFind patterns & fitFind patterns & fitFind patterns & fit
AreaPatterns & fitPatterns & fitPatterns & fitPatterns & fit
Best forCoordinating an independent sewing-pattern testSearching current and out-of-print sewing patternsWorking between pattern systemsGenerating an editable custom-measurement block
Know before usingThe 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.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.A unit reference; the correct allowance depends on material, seam type, and production method.A 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.
Practical access
ForApparel brandsMakersBothBoth
Location or jurisdictionGlobalGlobalGlobalGlobal
AccessFree + paidFree accountOpen accessPaid
FormatSoftwareCommunityStitch AuthoritySoftware
Source typeFirst-party platformCommunity databaseStitch AuthorityFirst-party platform
Source and review
What the source establishesPattern 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.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.The linked tool or guide is maintained inside Stitch Authority and was checked against its current public interface.PatternLab 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.
Linked page reviewedJul 21, 2026Jul 21, 2026Jul 15, 2026Jul 21, 2026
Next review dueJan 17, 2027Jan 17, 2027Jul 15, 2027Jan 17, 2027
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.