Developer utilities for package tracking & WISMO automation.
Interactive tools built on the same 31-carrier detection engine, check-digit validators, and cross-border handoff extractors that power GET /v1/track/{number}.
Regex & Check-Digit Inspector
Tracking Number Format Detector (31 Carriers)
Validate UPS 1Z Mod-10, UPU S10 Mod-11, DHL Express Mod-7, and Canada Post GS1 Mod-10 check digits client-side. Inspect Pass 1 vs. Pass 2 auto-detection and ?carrier= override rules.
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926129 / 927489 Consolidator Checker
USPS 'Currently Awaiting Package' Checker
Find out why a 92… or 420+ZIP+92… parcel is stuck in 'Picked Up by Shipping Partner, USPS Awaiting Item' and pull live middle-mile scans from OSM Worldwide, Pitney Bowes, or cross-border consolidators.
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Live JSON Inspector
Live Package Tracking Lookup
Run a synchronous live lookup across any of our 31 carriers and inspect the normalized status, location timeline, and raw JSON payload side by side.
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12 Carrier Handoff Guides
Cross-Border & Last-Mile Handoff Hub
See how YunExpress, Yanwen, Cainiao, 4PX, CNE, Asendia, UBI, OSM Worldwide, and Pitney Bowes transition to USPS, UniUni, SpeedX, and Australia Post.
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12 cross-border & consolidator handoff guides
Step-by-step barcode transition references and TypeScript chaining snippets for high-ticket WISMO routes.
- OSM Worldwide → USPSosm→usps
- Pitney Bowes → USPSpitneybowes→usps
- YunExpress → UniUniyunexpress→uniuni
- YunExpress → USPSyunexpress→usps
- Yanwen → USPSyanwen→usps
- Yanwen → UniUniyanwen→uniuni
- Cainiao → USPScainiao→usps
- Cainiao → SpeedXcainiao→speedx
- 4PX → USPS4px→usps
- CNE Express → USPScne→usps
- Asendia → USPS / Postalasendia→usps
- UBI Smart Parcel → Local Last-Mileubi→sendle