# Lode Runner: a byte-exact ZX Spectrum disassembly

> Lode Runner is mapped as named, documented ZX Spectrum 48K assembly covering the loader, play loop, actor states, editor, and data. The build uses SjASMPlus and checks a byte-exact output with embedded MD5 references or a binary diff against the original.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-06
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/Bedazzle/Lode-runner>
- Primary source: <https://github.com/Bedazzle/Lode-runner/blob/3a5ff25d34bff245eeb047b3b2797f76e661449a/README.md>
- Catalog page: <https://awesomerea.org/resources/lode-runner-spectrum-disassembly-case/>
- Record JSON: <https://awesomerea.org/resources/lode-runner-spectrum-disassembly-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/lode-runner-spectrum-disassembly-case/index.md)

## Requirements & limits

- **Prerequisites:** SjASMPlus is required to assemble the sources.
- **Prerequisites:** Python is used by the documented compilation and binary-diff workflow.
- **License:** No licence file in the repository.

## Primary sources

1. <https://github.com/Bedazzle/Lode-runner/blob/3a5ff25d34bff245eeb047b3b2797f76e661449a/README.md>
2. <https://github.com/Bedazzle/Lode-runner/blob/3a5ff25d34bff245eeb047b3b2797f76e661449a/ARCHITECTURE.md>

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## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.