Kernstitch planning library

Start with a plan your team can use.

Implementation-ready templates for the planning decisions that connect demand, inventory, supply, and S&OP.

Quick guide

What do you need to plan?

Choose the decision in front of your team to find a useful place to start.

Choose one planning need

Choose a planning need above to see a matching template and why it may fit.

Free starter pack

Need a practical first step?

Get four bounded planning materials and a 30-day sequence before choosing the paid workbook that fits your next constraint.

Get the free starter pack

Planning area

Available now

Demand planning

Shape a repeatable demand signal from baseline demand, input, and exceptions.

Demand Planning Template

An implementation-ready Excel workbook for baseline demand, planner input, consensus planning, and exception review.

Planning area

Available now

Inventory optimization

Make service-level, stock, and replenishment choices with visible assumptions.

Inventory Optimization Template

An implementation-ready Excel workbook for safety stock, reorder point, target stock, and replenishment decisions.

Planning area

Available now

Supply planning

Translate constraints, lead times, and open supply into a reviewable supply plan.

Supply Planning Template

A practical way to organize constraints, capacity, lead times, and open supply.

Planning area

Available now

S&OP

Run a monthly cross-functional review of demand, supply, inventory, capacity, and cash tradeoffs.

S&OP Template

A seven-sheet monthly operating handoff for ERP/WMS snapshots, consensus demand, supply exceptions, and cross-functional decisions.

Choose your starting point

Buy one workbook or the complete planning bundle.

Every offer is a one-time purchase. The bundle includes all four supply-chain planning workbooks at the introductory price of $199.

Best value
Complete template bundle

All four planning workbooks for one connected planning toolkit.

$199once

Includes:

  • Demand Planning
  • Inventory Optimization
  • Supply Planning
  • S&OP
Demand Planning Template

Build baseline demand, planner input, consensus plans, and exception reviews.

$79once

Includes:

  • Demand Planning
Inventory Optimization Template

Set safety stock, reorder points, target stock, and replenishment decisions.

$79once

Includes:

  • Inventory Optimization
Supply Planning Template

Organize constraints, capacity, lead times, and open supply in one workbook.

$79once

Includes:

  • Supply Planning
S&OP Template

Bring demand, supply, inventory, and cash tradeoffs into a shared review.

$79once

Includes:

  • S&OP