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JA Technology Solutions

James Allman | JA Technology Solutions LLC

Retail & POS Tools

Tools for retail operations and point-of-sale systems (including grocery checkout). Generate and decode barcodes, parse SIL files, calculate margin and markup, run meat cutting tests, track shrink and waste, compare unit prices, look up PLU codes, plan case-pack orders, and work with the NRF 4-5-4 retail fiscal calendar. For perishable department operations specifically (meat cutting, produce rotation, deli recipe costing, seafood yields, floral turn) see Grocery & Fresh Departments.

Check Digit Validator

Validate and calculate check digits for UPC, EAN, credit cards (Luhn), and ABA routing numbers.

Barcode Explorer

Generate, scan, and decode barcodes in 15+ formats. Camera scanning, image upload, batch detection, and CSV export.

Margin & Markup Calculator

Convert between margin %, markup %, cost, and selling price. Includes profit calculation and reference table.

Retail Fiscal Calendar (4-5-4)

Map any date to its NRF 4-5-4 retail fiscal year, quarter, period, and week number.

SIL File Explorer

Parse SIL (Standard Interchange Language) files into structured tables with CSV and JSON export.

EDI File Parser

Upload or paste any EDI file, parsed into labeled segments with export to CSV, JSON, and SIL.

EDI 810 Invoice Builder

Enter invoice details, paste a CSV, or import from QuickBooks. Download a valid X12 EDI 810 invoice ready to submit to a trading partner.

EDI 850 Purchase Order Builder

Enter PO details, paste a CSV, or import from QuickBooks. Download a valid X12 EDI 850 purchase order ready to send to a supplier.

EDI 856 Advance Ship Notice Builder

Build a valid X12 EDI 856 advance ship notice: nested HL shipment/order/item loops, carrier and BOL details, and one-click pre-fill from a prior 850.

EDI 855 Purchase Order Acknowledgment Builder

Paste the inbound 850. The tool pre-fills every line as accepted, then you mark the ones that change quantity, price, or ship date, or reject the ones you can't fulfill.

EDI 852 Product Activity Builder

Report sell-through and on-hand quantities per item, with an optional per-store SDQ breakdown, and download a valid X12 852 ready to send.

EDI 875 Grocery Products PO Builder

Enter grocery PO details and line items with case UPCs. Download a valid UCS X12 875 grocery products purchase order ready to send.

EDI 880 Grocery Products Invoice Builder

Enter grocery invoice details and line items with case UPCs. Totals compute automatically. Download a valid UCS X12 880 ready to submit.

GS1 Application Identifier Parser

Parse GS1-128 and DataMatrix Application Identifier strings into structured, human-readable fields with validation.

Meat Cutting Test Calculator

Calculate cutting test yields, cost allocation, and pass/fail against target yields for beef, pork, and poultry primals.

Shrink & Waste Calculator

Calculate inventory shrink, known waste, COGS, and gross profit by department with industry benchmark comparison.

Produce Shrink & Rotation Calculator

Track produce lot aging by category shelf life, project shrink, and time markdowns optimally, lot-by-lot, not dollar totals.

Grocery & Fresh Departments

Price-Per-Unit Comparator

Compare product prices normalized to a common unit across weight, volume, or count. Find the best value instantly.

PLU Code Lookup

Search all IFPS produce PLU codes by number or commodity name with organic code conversion and category filters.

Case Pack / Inner Pack Calculator

Calculate order quantities, days of supply, reorder points, and shelf facings from case pack and movement data.

POS Item File Audit Checker

Compare a POS item export against the host item file and flag price, cost, and description mismatches by UPC.

Vendor Cost Change Impact Calculator

See how a vendor case cost change affects unit cost, margin, and GP%, and the retail that restores your original margin.

Retail Price Point & Rounding Calculator

Turn unit cost and target GP% into a retail price, round it to .x9, .x5, or .99 endings, and see the actual margin.

Mix & Match Multiple Pricing Calculator

Price 3 for $5 multiples: effective unit price, the per-unit penny split the POS rings, GP%, and margin per group.

Markdown & Promotion Planner

Compare weekly GP$ at regular vs promo price, see the total margin impact, and find the breakeven sales lift.

Date Code & Julian Date Decoder

Decode 3, 4, and 5-digit Julian date codes into calendar dates, or calculate sell-by and use-by dates from a pack date.

Grocery & Fresh Departments

GMROI & Inventory Turns Calculator

Calculate GMROI, inventory turns, days of supply, and sell-through from sales, margin, and average inventory.

UPC-E to UPC-A & GTIN Converter

Convert between UPC-E, UPC-A, GTIN-13, and GTIN-14 forms of the same product code, with check digits computed and validated.

Department Labor Scheduler

Calculate weekly labor hours and budgets by department from sales forecasts, labor targets, and hourly rates.

Shelf Label Generator

Generate retail shelf labels with barcodes, unit pricing, sale and produce templates, and batch Avery sheet printing.

Large Sign Generator

Create professional sale signs, endcap headers, and department markers with custom fonts, colors, layouts, and paper sizes.

Nutrition Facts Label Generator

Build a print-ready Nutrition Facts panel in the current FDA format, with automatic %Daily Value and FDA rounding from the values you enter.

Grocery & Fresh Departments

Random-Weight UPC (Type 2) Decoder

Decode variable-measure UPC-A barcodes (number system 2) used on random-weight grocery items: item number, embedded price or weight, and check digits.

GS1 Coupon Decoder (DataBar / AI 8110)

Decode GS1 DataBar Expanded coupons carried under Application Identifier 8110 into structured, human-readable fields.

EDI 894/895 DSD Delivery/Return Explorer

Decode X12 EDI 894 and 895 DSD delivery/return documents into a readable summary: header, parties, line items, totals, plus raw segments and CSV export.

DEX/UCS File Explorer

Decode a DEX/UCS direct-store-delivery file: the DXS/DXE application envelope plus the embedded 894/895 delivery and return records.

WIC APL File Explorer

Parse a state WIC APL (Approved Product List) file into a readable table of eWIC-authorized items, with a category summary and CSV/Excel export.

All tools run entirely in your browser. Your data never leaves your machine. Need help? Ask James.

Other Tool Categories

Data & Finance

Banking, accounting, healthcare, payments, and EDI file formats.

Grocery & Fresh Departments

Meat, produce, deli, bakery, seafood, and floral department math and operations.

Shipping & Logistics

Freight estimation, container loading, route optimization, and trade compliance.

Inventory & Warehouse

Reorder planning, cycle counting, warehouse slotting, and cost allocation.

Networking

Subnet math, MAC vendor lookup, email authentication, and WHOIS.

Development

Format converters, encoders, hashes, regex, JWT, SQL, and more.

IBM i & Mainframe

EBCDIC, packed decimal, COBOL copybook, DDS, BMS, and fixed-width.

Browse all tools →