A 6502 disassembler with a TUI: A modern take on Regenerator

2026-03-20 | original

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Why This Matters

Regenerator 2000 modernizes 6502 disassembly by integrating advanced features like support for undocumented opcodes, live debugging with VICE, and multi-platform compatibility, making it a powerful tool for enthusiasts and developers working with vintage Commodore systems. Its comprehensive interface and import/export capabilities streamline the process of analyzing and editing legacy code, bridging the gap between retro computing and modern development workflows.

Key Takeaways

Supports full 6502 disassembly, including undocumented opcodes, with a user-friendly TUI.
Enables live debugging and real-time analysis through VICE integration.
Offers extensive import/export options and project management for efficient workflow.

Regenerator 2000

A 6502 disassembler with a TUI. A modern take on Regenerator.

Features

Regenerator 2000 brings modern conveniences to 6502 disassembly:

Disassembly : Full 6502 support including undocumented opcodes.

: Full 6502 support including undocumented opcodes. Hex Dump : Side-by-side view with disassembly. Synchronized or independent navigation. Unshifted or Shifted PETSCII and Screencode charset.

: Sprites : Side-by-side view with disassembly. Multicolor or Single Color

: Bitmap : Side-by-side view with disassembly. High-Resolution (320x200) and Multicolor (160x200). Uses quadrant-block rendering for full resolution in TUI.

: Charset : Side-by-side view with disassembly. Multicolor or Single Color

: Blocks : Side-by-side view with disassembly.

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