# Roadmap

- NES Formats & Run Modes
  - [x] NTSC
  - [x] PAL
  - [x] Dendy
  - [x] Headless mode
- Central Processing Unit (CPU)
  - [x] Official Instructions
  - [x] Unofficial Instructions
  - [x] Cycle Accurate
- Picture Processing Unit (PPU)
  - [x] Pixellate Filter
  - [x] NTSC Filter
  - [x] CRT Filter
- Audio Processing Unit (APU)
  - [x] Pulse Channels
  - [x] Triangle Channel
  - [x] Noise Channel
  - [x] Delta Modulation Channel (DMC)
- Player Input
  - [x] 1-2 Player w/ Keyboard or Controllers
  - [x] 3-4 Player Support w/ Controllers
  - [x] Zapper (Light Gun)
- Cartridge
  - [x] iNES Format
  - [x] NES 2.0 Format
  - [ ] Complete NES 2.0 support
  - Mappers
    - [x] Mapper 000 - NROM
    - [x] Mapper 001 - SxROM/MMC1B/C
    - [x] Mapper 002 - UxROM
    - [x] Mapper 003 - CNROM
    - [x] Mapper 004 - TxROM/MMC3/MMC6
    - [x] Mapper 005 - ExROM/MMC5
    - [x] Mapper 007 - AxROM
    - [x] Mapper 009 - PxROM/MMC2
    - [x] Mapper 010 - FxROM/MMC4
    - [x] Mapper 011 - Color Dreams
    - [x] Mapper 019 - Namco 163
    - [ ] Mapper 023 - VRC2b/VRC4e
    - [ ] Mapper 025 - VRC4b/VRC4d
    - [x] Mapper 024 - VRC6a
    - [x] Mapper 026 - VRC6b
    - [x] Mapper 034 - BNROM/NINA-001
    - [ ] Mapper 064 - RAMBO-1
    - [x] Mapper 066 - GxROM/MxROM
    - [ ] Mapper 068 - After Burner
    - [x] Mapper 069 - FME-7/Sunsoft 5B
    - [x] Mapper 071 - Camerica/Codemasters/BF909x
    - [x] Mapper 079 - NINA-03/NINA-06
    - [x] Mapper 155 - SxROM/MMC1A
    - [x] Mapper 206 - DxROM/Namco 118/MIMIC-1
- Releases
  - [x] macOS Binaries
  - [x] Linux Binaries
  - [x] Windows Binaries
- [x] User Interface (UI)
  - [x] WebAssembly (WASM) - Run TetaNES in the browser!
  - [x] Configurable keybinds and default settings
  - Menus
    - [x] Configuration options
    - [x] Customize Keybinds & Controllers
    - [x] Load/Open ROM with file browser
    - [x] Recent Game Selection
    - [x] About Menu
    - [ ] Config paths overrides
  - [x] Increase/Decrease Speed
  - [x] Fast-forward
  - [x] Instant Rewind (2 seconds)
  - [x] Visual Rewind (Holding R will time-travel backward)
  - [x] Save/Load State
  - [x] Auto-save
  - [x] Take Screenshots
  - [x] Gameplay Recording
  - [x] Sound Recording (Save those memorable tunes!)
  - [x] Toggle Fullscreen
  - [x] Toggle Sound
    - [x] Toggle individual sound channels
  - [x] Toggle FPS
  - [x] Toggle Messages
  - [x] Change Video Filter
  - Game Genie Support
    - [x] Command-Line
    - [ ] UI Menu
  - [ ] [WideNES](https://prilik.com/ANESE/wideNES)
  - [ ] Network Multi-player
  - [ ] Self Updater
  - [x] Drag and drop load ROMs
- Testing/Debugging/Documentation
  - [x] Debugger (Displays CPU/PPU status, registers, and disassembly)
    - [x] Step Into/Out/Over
    - [x] Step Scanline/Frame
    - [ ] Breakpoints
    - [ ] Modify state
    - [ ] Labels
  - [ ] Hex Memory Editor & Debugger
  - PPU Viewer
    - [ ] Scanline Hit Configuration (For debugging IRQ Nametable changes)
    - [x] Nametable Viewer (background rendering)
    - [x] CHR Viewer (sprite tiles)
    - [x] OAM Viewer (on screen sprites)
    - [x] Palette Viewer
  - [ ] APU Viewer (Displays audio status and registers)
  - [x] Automated ROM tests (including [nestest](https://www.qmtpro.com/~nes/misc/nestest.txt))
  - [ ] Detailed Documentation
  - Logging
    - [x] Environment logging
    - [x] File logging