99x8Edit

Simple and practical graphic editor for TMS9918

99x8Edit is a graphic editor for systems based on TI TMS9918 and Yamaha V9938, such as MSX, Spectravideo, Sega Master System, and so on.
The aim of 99x8Edit is to be a simple and practical editor for your TMS9918/V9938 applications, so any feedbacks and requests are welcome.

Features

Editing - Tiles, sprites, and map. Excel-like keyboard inputs such as ctrl-d.
Export - Various Formats including assembly, C, raw data, and MSX BASIC(BSAVE format).
Import - Imports raw data, MSX BASIC format, PNG image, and others.
Undo/Redo
Compression - Exported data can be compressed. Includes sample program to decode on real machine.
Peek - ROM data can be imaged for easy reference.
Font - TrueType fonts can be converted automatically for reference.
CRT Filter - Includes CRT filter to view how it looks on real machines.

Screenshot

License

99x8Edit is free to use, and released under MIT license.

Contact

Twitter:@chocolatechnica

How to use

Build/Manual_EN.md - Instruction in English
Build/Manual_JP.md - 操作方法（日本語）