Replacement Guide

How to Build Your Own Katana

Replace Katana with a custom build. Cloud Inventory Software for Total Visibility

Weekend Project
42 features7 integrationsOne weekend

Estimated Timeline

Based on 42 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.

1
Setup & scaffolding
2 hours
2
Core features
4-6 hours
3
Polish & deploy
2 hours

Recommended Tech Stack

Next.js 14

Full-stack React framework with API routes and server components

Supabase

PostgreSQL database, auth, and real-time subscriptions

Tailwind CSS

Utility-first styling for rapid UI development

Key Features to Replicate

Top features across 8 categories. See all 42 features

Manufacturing(10 features)

BOM and Subassemblies

Create and manage bills of materials and product subassemblies

Contract Manufacturing

Manage outsourced production and coordinate with co-manufacturers

Insights for Real-time Planning

Real-time production insights to identify and resolve issues promptly

Manufacturing Cost Calculations

Track and calculate production costs per order

Manufacturing InsightsPremium

View manufacturing costs and usage per order, compare planned vs used materials

+5 more in this category

Inventory Management(5 features)

Automated Stock Movements

Automatic tracking and movement of stock across inventory locations

Expiry Date Management

Manage and track expiration dates for batch items

Items Management

Manage item information including categories, variants, SKUs, and pricing

Multilocation Support

Manage inventory across multiple warehouse and storage locations

Real-time Inventory Visibility

Live, connected insights across all channels and locations to maintain correct stock levels

Order Management(5 features)

Kits and Bundles

Create and manage bundled products with automated inventory tracking

Omnichannel Order Sync

Sync orders automatically across multiple sales channels like Shopify, Amazon, and WooCommerce

Partial Order Fulfillment

Fulfill orders partially when inventory is limited

Return Management

Manage product returns across sales channels

Sell Goods and Services

Manage and sell both products and services in one workflow

Purchasing(5 features)

Added Costs

Track and assign additional costs on purchase orders for landed cost calculations

Multicurrency Support

Sell and purchase in multiple currencies with automatic daily conversion

Purchasing Insights

Track and analyze purchasing patterns and supplier performance

Receiving and Partial Receiving

Receive purchase orders partially or in full with mobile support

Smart Order RecommendationsAI

AI-powered recommendations for reorder points and purchase quantities

Warehouse Management(4 features)

Barcode-enabled Workflows

Barcode scanning for receiving, stocktakes, and material consumption

Bin LocationsPremium

Assign storage bins to items and organize warehouse locations

Pick and PackPremium

Streamlined picking and packing workflows with mobile support

Warehouse AppPremium

Mobile app for warehouse operators to complete picking, packing, receiving, and transfers

Planning(2 features)

Planning and ForecastingPremium

Advanced demand planning and forecasting with replenishment planning and inventory control

Real-time Inventory Planner

Monitor product and material availability for sales and production in real time

Reporting(2 features)

Insights

Track and analyze production costs, sales, purchasing, and more

PDF Printouts

Customize and print PDF templates for all documents created in Katana

Traceability(2 features)

Batch/Lot and Serial Number TrackingPremium

Track items by batch numbers, serial numbers, and expiry dates from supplier to customer

TraceabilityPremium

Get end-to-end traceability for materials and products via batch or serial numbers

Cost Calculator

Keep Paying Katana

Monthly$149/mo
Yearly$1.8k/yr
5-Year Total$8.9k

Build It Yourself

Est. Build Time~3 hrs
Hosting$20/mo
DifficultyVery Easy

Total Cost Comparison

1 YearSave $1.5k
SaaS
$1.8k
DIY
$240
3 YearsSave $4.6k
SaaS
$5.4k
DIY
$720
5 YearsSave $7.7k
SaaS
$8.9k
DIY
$1.2k

DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 42 features at very easy complexity.

Ready to Build?