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Show HN: I wrote a custom assembler for CHIP-8 in C++

Recorded: Sept. 19, 2026, 1:09 p.m.

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GitHub - Tackx/c8-ass: Custom assembler for CHIP-8 · GitHub

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Custom assembler for my CHIP-8 emulator (WIP)
Developed live at:

https://www.twitch.tv/tack___
https://www.youtube.com/@Txck-dev

TODO

Go through TODOs (in code)
More validations?
Error handling?
Add tests
Add support for the INCBIN directive?

https://support.arm.com/documentation/dui0041/c/Assembler/Directives/INCBIN-directive

Refactor

AboutCustom assembler for CHIP-8ResourcesReadmeActivityStars6 starsWatchers0 watchingForks1 forkReport repositoryContributorsLanguages

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The repository titled c8-ass exists as a custom assembler developed for a CHIP-8 emulator, which is currently under development. The project details indicate that the work is in progress (WIP), suggesting an ongoing engineering initiative to create specialized assembly language tools. The developer has provided external links, including a Twitch channel and a YouTube presence, suggesting a public engagement with the project's development process.

The immediate development focus is outlined through a set of outstanding tasks which define the current scope and future direction of the assembly tool. These tasks involve several critical areas for ensuring the robustness and completeness of the assembler. Essential next steps include systematically completing the existing to do items within the source code, implementing further validation checks, addressing error handling mechanisms, and adding comprehensive testing protocols to the assembler. Furthermore, the plan includes extending the assembler's functionality by incorporating support for the INCBIN directive, referencing documentation from ARM regarding this directive, which implies integration with specific instruction set extensions.

In summary, the project centers on creating a customized assembler for the CHIP-8 architecture, and the current phase of development is focused on maturation. This maturation requires rigorous attention to quality assurance, comprehensive error management, and the integration of specific instruction set features to achieve a fully functional and reliable assembler for the target emulator.