| Title | Author | Description | Category | Platform | Game | Ver | Level | Date  |
|---|---|---|---|---|---|---|---|---|
| Contra US Annotated Disassembly | vermiceli | This zip contains an annotated disassembly of the Contra (US) NES ROM and the build script(s) to reassemble into a byte-for-byte match of the game. The zip also contains supplemental documentation, diagrams, scripts, and tools to further understand t…. | Source Code | NES | Contra | 1.0 | Int | 26 Apr 2023 |
| Contra all text routines | Stoneboat | All text routines in Contra (Kontora) Japanese version for the Famicom. Used this in my Vietnamese translation with full accents support. | Text Hacking | NES | Contra | 1.0 | Int | 20 Jun 2022 |
| Contra hex values | DANGER X | Contra text that contains many stuff, like enemies hp values, weapons bullets, your lives etc | Game Specific | NES | Contra | 1.0 | Beg | 21 Jul 2016 |
| Contra - Hacking Guide | Trax | This is a comprehensive hacking guide for the US version of Contra on the NES. This document is meant for hackers and programmers who are interested in learning about the inner workings of Contra. The document covers these aspects of the game: …. | Game Specific | NES | Contra | 1.0 | Beg | 29 Jan 2016 |
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