LedgerLoom

Workbook (Students)

Financial Accounting — The Hybrid Method with LedgerLoom

Practical Tooling (CLI)

Practical tooling

Start here

LedgerLoom intro
LedgerLoom vision and roadmap
Changelog

Engine (the reusable core)

LedgerLoom Engine Overview
Engine Design Principles
Engine API Reference

Chapters (runnable demos)

Chapter 01 — Journal vs Event Log
Chapter 02 — Debits & Credits as Encodings (Wide, Long, Signed)
LedgerLoom Chapter 03 — Posting to the Ledger
Chapter 03: Chart of Accounts as Schema
Chapter 04: General Ledger as a database
Chapter 05 — Accounting equation as an invariant
Chapter 06: Periods, accrual, and timing
LedgerLoom Chapter 07 — Adjusting entries as “late-arriving data”
LedgerLoom Chapter 08 — Closing as a controlled transformation
LedgerLoom Chapter 08.5 — Opening the Next Period
LedgerLoom — Chapter 09: Accounts Receivable lifecycle (control + subledger)
LedgerLoom Chapter 10 — Accounts Payable Lifecycle
LedgerLoom Chapter 11 — Inventory and COGS
LedgerLoom Chapter 12 — Fixed assets and depreciation
LedgerLoom Chapter 13 — Payroll as a multi-line event

Future chapters (stubs)

Chapter 13: Payroll as a multi-line event
Chapter 14: Reconciliations as quality control
Chapter 15: Materiality & inconsequential misstatements
Chapter 16: Audit trail, provenance, explainability
Chapter 17: Statement analysis with summary statistics
Chapter 18: Forecasting + planning basics

Appendices

Appendix: Glossary
Appendix: FAQ
Appendix — FAQ
Appendix: Cookbook
Appendix: Implementation notes
Appendix: Data model reference

LedgerLoom

Appendix: Cookbook
View page source

Appendix: Cookbook

Practical recipes: importing data, validating books, generating statements, and troubleshooting common issues.

Status: Planned (living doc).

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© Copyright 2026, Nicholas Elliott Karlson.

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