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| Decision field | Free accountThreadloop Sewing Pattern DatabaseGlobalRemove | Free + paidYarnpondGlobalRemove | Open accessApparel Grade-Rule & Size-Run Validation RecordGlobalRemove | Open accessGOTS Certified SuppliersGlobalRemove |
|---|---|---|---|---|
| Decision fit | ||||
| Primary job | Find patterns & fit | Find patterns & fit | Find patterns & fit | Check standards |
| Area | Patterns & fit | Patterns & fit | Patterns & fit | Materials |
| Best for | Searching current and out-of-print sewing patterns | Running knit or crochet pattern tests | Auditing inherited grade rules or controlling a new multi-size pattern release from approved targets through sample evidence | Checking GOTS certification records |
| Know before using | 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 platform is for knit and crochet rather than sewing, and a profile, application, rating, or platform listing does not prove technical competence, availability, identity, or fit for a project. Prices and plan limits can change. Define the test or edit scope, sizes, yarn, deadlines, compensation, confidentiality, intellectual property, file handling, expected feedback, and dispute process in writing before work starts. | 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. | A company result is not a blanket approval; confirm the certificate scope, validity, facility, process, product, and transaction documentation for the exact purchase. |
| Practical access | ||||
| For | Makers | Both | Apparel brands | Apparel brands |
| Location or jurisdiction | Global | Global | Global | Global |
| Access | Free account | Free + paid | Open access | Open access |
| Format | Community | Community | Stitch Authority | Directory |
| Source type | Community database | First-party platform | Stitch Authority | Official registry |
| Source and review | ||||
| What the source establishes | 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. | Yarnpond's current pages let knit and crochet designers publish public or private testing calls, select applicants, communicate with test teams, set milestones, collect feedback, post sample-making calls, and advertise tech-editing jobs. Testers can participate without charge, while designers pay per testing or job post or use a subscription, and tech editors maintain profiles and apply to posted work. | 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. | The official GOTS search exposes certified entities by country, field of operation, product category, and certification detail, including processing and trading scopes. |
| Linked page reviewed | Jul 21, 2026 | Jul 21, 2026 | Jul 16, 2026 | Jul 15, 2026 |
| Next review due | Jan 17, 2027 | Jan 17, 2027 | Jul 16, 2027 | Oct 13, 2026 |
| Inspect | ||||
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