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Awesome List of Apple 2 resources

Related

Blog / Directory

Book

Cross / Develop

  • 65816 tmbundle 65816 assembly language (various Apple IIgs assemblers) syntax support for TextMate / Sublime Text
  • apple_iigs_java Java Grinder to support the W65C816 as a CPU for with target platforms of first the W65C265SXB dev board, then Apple IIgs, and hopefully soon also Super Nintendo
  • Apple2BuildPipeline A build pipeline (with sample project) for making Apple 2 software on OS X
  • BASIC.tmbundle TextMate tmbundle for various Apple 2 BASIC dialects
  • CC65BuildSolution Visual Studio makefile solution to build Apple 2 projects with CC65
  • libsane SANE - Standard Apple Numerics Environment. A reimplementation thereof
  • Merlin 32 Merlin 32 is a multi-pass Cross Assembler running under Windows, Linux and Mac OS X targeting 8 bit processors in the 6502 series (such as 6502 and 65c02) and the 16 bit 65c816 processor
  • Merlin32BuildSolution Visual Studio makefile solution to build Apple 2 projects with Merlin32
  • regs Apple IIgs reverse engineer tools

Cross / Hardware

  • Apple_II_vhdl Apple II+ implemented in VHDL for FPGAs
  • apple-one An attempt at a small Verilog implementation of the original Apple 1 on an FPGA
  • AtomBusMon An Incircuit Emulator for 6502, 65C02, Z80 and 6809. I don't think this has been tested on an Apple 2 as yet
  • ossc Open Source Scan Converter. Board designed for connecting retro video game consoles and home computers into modern displays

Cross / Tools

  • 👍 Apple Commander AppleCommander is a tool that manipulates Apple 2 disk images. Files may be imported, exported, viewed, or printed with various file filters
  • 👍 Apple2 Graphic Programs and library to draw Apple 2 graphics formats. Support for HGR, DHGR and Apple IIgs $C1 format with export to BMP or PNG. Support also for apple shape
  • 👍 ciderpress CiderPress Apple 2 archive utility for Windows
  • a2cloud Connect your Apple 2 to the world via Linux
  • a2rchery A multi-purpose tool for manipulating .a2r disk images
  • a2reinterleave Convert interleave (sector ordering) of Apple 2 5.25-inch floppy disk images
  • a2tools Cat's Eye Technologies' fork of a2tools Apple 2 disk image utilities
  • a2zip Infocom ZIP version 1 through 3 interpreters for Apple 2, partially reverse-engineered
  • adfs Apple DOS File System (ADFS)
  • adir Apple Disk Image Reader
  • adtpro Apple Disk Transfer ProDOS (ADTPro) transfers classic 8-bit Apple disk images over a serial, ethernet or audio link to a more modern computer
  • Analyst Analyst debugger for Apple 2
  • apple2_disk_utils Utilities for reading from Apple 2 disks
  • apple2_png_to_hgr Convert PNG to HGR bytes
  • apple2_prodos_utils Apple 2 virtual DSK tools for ProDOS volumes
  • apple2-converters Programs I wrote many years ago to convert Apple 2 binary file formats to things that are usable on current systems
  • apple2-disk-util Apple 2 Disk Utility
  • apple2gs_shr_converter Bill Buckels Apple IIgs Super-Hi Res Screen Images converters
  • apple2-image-encoder Convert a modern image into a format usable by an Apple 2
  • AppleIIDHGRConverter Apple2ColorDHGR.playround is a Swift playground for loading and viewing coloured Apple 2 Double Hires graphic files
  • Apple-II-Disk-Tools A few command line tools for manipulating Apple 2 series floppy disk images
  • Apple-ImageWriterII Collection of code for using an Apple ImageWriter II with a modern computer
  • applesaucefdc WOZ Disk Images
  • AppleSAWS AppleSAWS - toolkit for exploring DOS 3.3 disks
  • applesingle A Java library and command-line tool for AppleSingle support
  • asbasic BASIC interpreter with Apple 2 flavor for Mac and UNIX
  • bastools An Applesoft BASIC tool library and command-line tool
  • buckshot Apple 2 Image Converter Tool - Cross Platform
  • c2d Apple 2 Code to Disk
  • c2t C2t is a command line tool that can convert binary code/data and/or Apple-1/II Monitor text, as well as 140K disk images, into audio files suitable for use with the Apple-1 and II (II, II+, IIe) cassette interface
  • cadius A maintained fork of BrutalDeluxe's Cadius ProDOS disk imaging utility
  • chargen2png Apple CHARGEN ROM display utility
  • copy A command to copy files in BASIC.SYSTEM on an Apple 2
  • da65 Da65 a simple 65C02 mini disassembler
  • DiskBrowser Apple 2 Disk Browser in Java
  • diskii Apple 2 disk image manipulation commandline tool
  • diskm8 DiskM8 Apple 2 disk image manipulation, cataloging and analysis tool
  • DOS33 Perl Modules and utilities for working with Apple 2 DOS 3.3 disk images
  • dos33fsprogs Tools for manipulating Apple 2 DOS files
  • dsk2nib Apple 2 DSK/NIB Converter Utilities
  • dsk2po Python script to convert Apple 2/III .DSK (DO) images to ProDOS-ordered images
  • dsk2woz A command-line tool to convert Apple 2 DSK images to WOZ format
  • DSKalyzer Cross-platform command-line tool for manipulating and managing Apple 2 DSK (and other) images
  • dsktool.rb dsktool.rb is a command line tool + libraries (all in ruby) for manipulating DSK format images used by Apple 2 emulators
  • EETool A dump and burn tool for Apple 2 ROMs and EEPROMs
  • GraphicConverterIIGS Convert an unpacked Apple IIgs graphic file
  • gs-image-conversion Image Conversion Tools for the Apple IIgs
  • hexmon Apple 2 system monitor-style hexdump
  • hgr2rgbntsc Apple HGR to RGB NTSC
  • java-libomf Java package to manipulate OMF files
  • minix.fst This is a read-only FST for the Minix v1 and v1L (linux extended) file system
  • nulib2 NufxLib and NuLib2, Apple 2 file archive utilities
  • omfutils A variety of applications for dealing with OMF files
  • omm_disassembler OMM disassembler
  • passport.py A verification and copy program
  • ProDisk Imports/exports file(s) between Ms-Dos and ProDos HD Image used by Apple 2 emulators like ApplePC
  • ProDOS Perl modules and utilities to access ProDOS volume disk images
  • prodos ProDOS filesystem reader
  • profuse ProDOS file system for FUSE
  • ptp2bin Convert the ITS CROSS assembler PTP file to an Apple 2 disk image
  • radius 6502 / 65816 Merlin-style assembly code indenter tool
  • Rgb2Hires Converts an RGB image (.png, .jpeg) into a binary file compliant with the Apple 2's HIRES format
  • sdisk2 Software for the SDISK 2 Disk II emulator for Apple 2 computers
  • ShrinkItArchive A Java library for managing Apple 2 ShrinkIt archives
  • sosar Utility to manipulate Apple SOS and ProDOS disk image files
  • treckr Recovery tool for your old Apple 2 formatted DOS 3.3 disks
  • wdc-utils Missing utilities for WDC's 65xx developer tools
  • wozardry A multi-purpose tool for manipulating .woz disk images

Develop

  • standard-delivery Apple 2 single-sector fast boot-loader
  • Zapple-II Tools for building and running Z80 code under ProDOS on an Apple 2 with a Z80 Softcard (or clone)

Develop / Library

  • 👍 WeeGUI A compact and easy to use GUI library for 8-bit Apple 2 computers
  • 6502 6502 Assembly source files, utilities, bits and bobs. Mostly Apple 2
  • 0boot Fast bootable Read Track/Sector routine (single)
  • 65816-crypto Crypto algorithm implementations for the 65816
  • 8bit-unity 8bit-Unity is the cross-platform C language SDK for the CC65 compiler, which allows writing your game only once, and then deploy it on all those platforms
  • a2graph CC65 Lo-Res graphic library for the Apple 2
  • a2render Apple 2 game rendering engine
  • apple2_printm printm - a modular micro printf replacement for 65C02
  • apple2_rwts18 Roland Gustafsson's RWTS18 source code
  • apple2-fonts Experimentation with custom fonts on HGR screen
  • Apple-6502-Scaffold Basic scaffolding for a new Apple 2 project written in 6502 assembly
  • AppleIIAsmLib A general purpose ASM libriary for the Apple 2. Assembled in Merlin 8 Pro
  • cristel 6502 assembly code to extend the Applesoft BASIC with 20+ new commands to access the Apple Tell card
  • gscifs CIFS implementation for the Apple IIgs using Marinetti TCP/IP stack
  • here Monitor II on Apple 1
  • HIRES-scroll Apple 2 HIRES scrolling algorithm
  • HiSprite A hi-res sprite compiler for Apple 2
  • HW-detect Hardware detection for Apple 2 computers
  • iigs-game-engine A tile-based game engine for the Apple IIgs written in 65816 asssembly language
  • iigs-sprite-compiler Utility to generate 65816 compiled sprites using informed search methods
  • libsoundGS Apple IIgs sound library
  • marinetti TCP/IP stack for the Apple IIgs, in 65816 assembly language
  • Play-BTc Play Binary Time constant Sound on the Apple 2
  • prorwts Open/read/write files in ProDOS filesystem
  • qboot Fast bootable Read Track/Sector routine (multi)
  • ResolutionII Resolution ][ is a programmer's API library for developing Apple 2 software using the Apple 2 double-high-resolution graphics mode
  • rollingdemo A mixed display mode demo for the Apple IIe, written in 6502 Assembly
  • SpriteGen A hi-res sprite generator for the Apple 2. It takes PNG files and produces assembly source files with data statements that can be rendered with the included sprite drawing code
  • standard-delivery Apple 2 single-sector fast boot-loader

Develop / Tools

  • 👍 ORCA-C Apple IIgs ORCA/C Compiler, an ANSI C compiler for the 65816 with libraries for the Apple IIgs
  • 👍 ORCA-Pascal Apple IIgs ORCA/Pascal Compiler, an ISO Pascal compiler for the 65816 with libraries for the Apple IIgs
  • 👍 PLASMA Proto Language AsSeMbler for All (formerly Apple)
  • 6502code Code collected on 6502 Assembly Programming course
  • a2-chargen-1987 HGR Character Generator for the Apple 2
  • Apple-Befunge A dialect of Befunge for the 8-bit Apple 2 (or Apple II+ or Apple IIe)
  • brainfuck6502 BrainFuck 6502 Interpreter for the Apple IIe
  • brainfuck6502 Interpreter for 6502 Apple 2 in 144 bytes
  • C02 I'll add my language and compiler for the 6502 that I just put up on GitHub. I don't have library support for Apple 2 yet. I'll have to add that
  • dot_clean Merge ._AppleDouble files (cross-platform version of Apple's dot_clean utility)
  • DumpObj DumpObj utility for examining Apple IIgs object modules
  • EightBall An 8-bit algorithmic languange for Apple 2, C64, Vic 20. Includes: Interpreter, Bytecode compiler, Virtual Machine, Bytecode disassembler
  • FIG-Forth FIG Forth model for Apple 2 6502
  • Golden Gate Golden Gate by Kelvin Sherlock is a compatibility layer for ORCA and GNO/ME command line programs
  • Linker Apple IIgs ORCA Linker, a link editor for the Apple IIgs object module format
  • MakeLib A utility designed for use with the ORCA development environment for the Apple IIgs, MakeLib creates Apple IIgs formal libraries
  • ORCALib Libraries for the ORCA language suite (ORCA/C, ORCA/M, ORCA/Pascal) for the Apple IIgs
  • shapes Apple 2 Shape Table Tools
  • supermacs Merlin Assembler Macros for Apple IIgs System Software
  • Unidisk UNIDISK 3.5 Apple 2 co-processor in Merlin Assembler
  • VM02 VM02 is a Java compatible environment for the Apple 2 series of computers (also https://sourceforge.net/projects/vm02/)

Develop / Tutorials

  • APLOC2 Master directory for Apple Programming Language Objective C II
  • apple2_hgr_font_tutorial Apple 2 HGR Font Tutorial
  • apple2_hgrbyte Apple 2 HGR Byte Inspector
  • greenscale Low res monochrome experiments for Apple 2
  • gslib Apple IIgs Assembly Language Crash Course
  • mrbuffer Apple IIgs simple 40char buffer editor. Written in 658c16 assembly

Docs

Emulator

  • 👍 AppleWin Apple 2 emulator for Windows
  • 👍 gsport Apple IIgs emulator based on Kent Dickey's KEGS
  • A1 Apple I Emulator
  • a2audit Apple 2 audit routines: for testing your Apple 2 or emulator
  • ActiveGS ActiveGS Support page
  • activegs-ios ActiveGS, Apple 2/IIgs emulator for iOS
  • agatemulator Apple 2 and Agat 7/9 software simulation program for Win32
  • aiie Apple IIe emulator, primarily for the Teensy 3.6
  • apple1js Apple I emulator written in Javascript
  • apple2 Apple IIe emulator
  • apple2 Portable emulator of an Apple II+. Written in Go. Runs Karateka
  • Apple2000 Apple 2 emulator for the Amiga
  • apple2e Yet another Apple IIe emulator
  • apple2-go Apple 2 Emulator in Go
  • apple2js Apple 2 emulator written in Javascript
  • apple2shader Port(s) of the OpenEmulator NTSC/PAL GPU shader
  • apple3rtr Apple 3 Ready-to-Run
  • appleii-android Apple 2 Emulator for Android
  • appleii-bdj Apple 2 Emulator for BD-J
  • applelin A continuation of linapple, which is a port of AppleWin to Linux
  • applepy Apple 2 emulator in Python
  • Applerm-II Apple 2 emulator running on ARM Cortex-M0
  • arduino-appleii Emulating the original Apple 2 microcomputer on an Arduino Uno microcontroller
  • Catakig Catakig is an emulator for the popular Apple 2 series of personal computers, supporting the Apple 2, ][+, IIe, and IIc models
  • CLK An emulator of the Acorn Electron, Amstrad CPC, Apple 2/II+/IIe, Atari 2600, ColecoVision, Commodore Vic-20, MSX 1, Oric 1/Atmos, Sega Master System and Sinclair ZX80/81
  • dapple Dapple/NDapple are Apple 2 emulators, aiming to support a well-fitted Apple 2, ][+ or IIe machine with 64K. It is (was) based on Marat Fayzullin's M6502 with 65C02 additions. DApple 2 aims for a 128K IIe
  • EPPLE EPPLE ][ is an emulator of the Apple 2 computer
  • ewm Emulated Woz Machine
  • fruitmachine Apple I emulator
  • FruitMachine-Swift Fruit Machine Apple I emulator, but in Swift
  • gamebloke Apple on the go. Take that gameboy!
  • goapple2 Apple II+ emulator written in Go
  • grape Apple 2 emulator for Nintendo DS
  • GSjs Apple IIgs Emulator written in 100% HTML5 and JavaScript
  • GSPlus Apple IIgs Emulator - Cross Platform - Modern Features
  • homebrew-appleii Homebrew formulae for Apple I/II/III/GS emulators and utilities
  • JACE Java Apple Computer Emulator. Apple IIe emulator written in JAVA. Includes all resolution modes and Mockingboard Support. Runs all Windows, Mac OSX and Linux
  • japple2 A Complete Apple 2/II+ Emulator written in Java to be capable of running from Java Webstart
  • jsbasic Applesoft BASIC in JavaScript
  • kegs Android port of KEGS Apple IIgs Emulator
  • Kegs Apple IIgs emulator for Mac OS X, Win32, Linux, and Unix/X11
  • kegs KEGS/SDL Apple IIgs emulator
  • LinApple Apple IIe emulator (forked repo)
  • LinApple Apple IIe emulator (original repo)
  • LinApple AppleWin for Linux, SDL1.2 support
  • OpenEmulator-OSX OpenEmulator
  • POM1 Apple I emulator ported to C and Android from the original Java version
  • POM1 Apple IIe emulator Java applet
  • reinette Reinette, the french Apple 1 emulator
  • reinette-II Reinette II, the french Apple 2 emulator
  • RetroPie Apple 2 on retropie how to
  • rustyapple Rust version of an Apple 2 emulator
  • soundsmith Javascript Soundsmith Music Player
  • twoapple-reboot An Apple 2 emulator for linux, written in D
  • Virtu Apple IIe emulator for the .NET Framework using C# with Silverlight, WPF, and XNA
  • Virtualii Virtual ][ is an application that emulates the vintage Apple 2 computer on your Mac
  • WOZ format The WOZ Disk Image format was designed to be able to contain every possible Apple 2 disk structure and layout. It can be so accurate that even copy protected software can’t tell that it isn’t an original disk

Hardware

  • A2JoystickAdapter A simple board to connect a 16-pin Apple 2 joystick to the 9-pin connector on the back of Apple IIe and later computers
  • A2NoSlotMIDI Apple 2 series No Slot MIDI interface using Annunciators on internal Game I/O socket
  • A2Server A2SERVER lets you use a Raspberry Pi, or almost any other computer, to serve files to Apple IIgs and enhanced IIe computers on your network. You'll also be able to boot into GS/OS or ProDOS 8 directly from tne network (no drives needed)
  • a2watch Apple 2 watch
  • aekii Tuning an Apple Extended Keyboard II
  • Apple_II_Keyboard Arduino Sketch to use a USB keyboard with an Apple 2 as ASCII keyboard
  • Apple_IIGS_MemExpansion Collection area for my Apple IIgs Memory Expansion board
  • Apple2CharGen How to create a custom Apple 2 character generator ROM
  • apple2pi Apple 2 client/server for Raspberry Pi
  • Apple2-Prototyping-Card Prototyping card for developing new hardware for legacy Apple 2, IIe and IIgs computers
  • Apple-410 Documentation and driver for the Apple 410 Color Plotter
  • applecb A FPGA based programmable hardware card for the Apple 2
  • Apple-II_MiSTer Apple II+ for MiSTer
  • apple-iic-testing Just me figuring out how to write assembly for the Apple IIc
  • Apple-II-Gate-Level-Xilinx-ISE-14.7-Schematic-Entry Creating a functional gate level Apple 2 from Apple 2 schematic
  • Apple-II-Joystick-to-USB-Adapter Apple 2 Joystick to USB Adapter
  • AppleIIMini A miniature Apple 2 for those how cannot afford the real thing or just want a miniature version!
  • AppleIIMouse Apple 2 mouse
  • AppleIISd SD card based ProFile replacement for IIe
  • applelogic.org The AppleLogic website is all about FPGAs and Apple systems. After thirty odd years since the initial introduction of the Apple 2 and more than fourteen years since it was discontinued, new FPGA technologies have given this fascinating and incredibly popular computer a new lease of life
  • cricket Apple 2 ProDOS Clock Driver for The Cricket!
  • espple Apple 1 Emulator with PAL RF Output
  • fpga-disk-controller An FPGA-based disk controller card for the Apple 2
  • gp2io GP2IO board for Apple 2, presented at KansasFest 2016
  • mango_one Simple Apple I-inspired 6502 computer in Verilog
  • NetBoot_LC Replacement AppleTalk boot blocks for Apple IIe Card for Macintosh LC
  • RetroConnector RetroConnector series of open source adapter boards for Apple 2 series computers
  • serial-wifi A serial-to-wifi adapter for the Apple 2

Misc

  • abandonware Apple 2 Abandonware
  • Apple 2 projects Apple 2 related projects
  • Apple 2 projects Various Apple 2 related projects
  • asm816 Automatically exported from code.google.com/p/asm816
  • brutaldeluxe Since 1992, we have made several software for the Apple IIgs. Before that date, we have released other software for the Apple 2 line
  • iigs Miscellaneous Apple 2 stuff that doesn't warrant a full project in and of itself
  • IIgsResource Automatically exported from code.google.com/p/IIgsresources
  • iigsresources Apple IIgs resources
  • lessismore Collection of the very best Apple 2 abandonware
  • linkiigs Automatically exported from code.google.com/p/linkIIgs
  • Michaelangel007 Graphic tutorials, RWTS18 source code, Mockingboard, Diversi DOS the list goes on
  • peterferrie Fast boot, Hires compression, Lawless Legends too many to list just look
  • TechNotes Apple 2 Technical Notes

Other

Shop

Software

  • 👍 Prodos Advanced version of ProDOS that adds new features for all Apple 2 computers, including the 1977 Integer ROM Apple 2
  • 👍 rogue-like A rogue-like game for the Apple 2
  • 3D-Demo 3D-Demo for the Apple 2
  • 3D-star-field 3D star field demo
  • 4cade 100s of games at your fingertips, as long as your fingertips are on an Apple 2
  • 6502_linux_logo Linux Logo in 6502 assembly
  • 8BITCOIN Mining Bitcoin on an Apple 2
  • a2audit Apple 2 audit routines: for testing your Apple 2 or emulator
  • a2-chemi-gs-1993 Apple IIgs Drawing program for chemical structures (unfinished)
  • A2osX Multi-Tasking OS for Apple 2
  • a2server AppleTalk server for Apple 2 computers
  • a2-terminfo Apple 2 Terminal Info
  • A2-webserver Applesoft BASIC Webserver
  • AFPBridge A tool to let the Apple IIgs connect to AFP file servers over TCP/IP
  • alarm-clock-6502 A retro alarm clock app
  • anti-m Boot any Apple 2 disk on any Apple 2
  • Apple1-Slideshow ASCII art slideshow for Apple 1 (as seen on most Apple 1 auctions)
  • apple2 Apple 2 Software
  • apple2_castle_wolfenstein_sound_board Sound Board (Speech) for Castle Wolfenstein (Apple 2)
  • apple2_count_million One of the fastest ways to count to 1,000,000 on the Apple 2
  • apple2_dclock Apple DClock Driver for ProDOS
  • apple2_dos33 Apple 2 DOS 3.3
  • apple2_fantavision_reloaded Fantavision (Reloaded)
  • apple2_gr_load_save Load / Save the GR screen avoiding the screen holes
  • apple2_hat3d Atari 3D Hat converted to Applesoft
  • apple2_hgr_packer Simple packer to remove/add screen holes
  • apple2_mockingboard Apple 2 Sound Card (Mockingboard) Test
  • apple2_nox_todo Misc SW
  • apple2_print_fixed16_fraction Apple 2 Assembly -- Print Fixed Point X.16 fraction
  • apple2_print_uint16 Apple 2 Print Unsigned Int16
  • apple2_printshop_viewer PrintShop MiniPix Unpacker and Viewer (6502 asm) Apple 2
  • apple2_saturn_ramdrive Saturn 128K Language Card ProDOS RAMDrive
  • apple2_softswitch Basic program to visually show basic Memory Banks and Soft Switches
  • apple2a Custom ROM for the Apple IIe. Looks mostly like a real Apple IIe, but when you type RUN, the code is compiled instead of interpreted
  • apple2-delete-key-handler-from-gid Delete key handler
  • Apple-II_DOND My Deal Or No Deal game for Apple 2
  • appleiigraphica Apple 2 graphical web browser, using uIP and Uthernet, RamWorks III type AUX RAM card
  • Apple-II-Programs A collection of short programs for the Apple 2
  • Apple-II-System-Masters Collection of System Master disk images for the Apple 2 series computers
  • apple-II-videos Full-speed lores video playback on the Apple 2-series computers
  • apple-pascal-time Reading RTC clock hardware and setting the system date at boot for Apple Pascal
  • Applied Engineering Applied Engineering Repository
  • australian-apple-ii-software Australian Apple 2 software
  • babelfish_applesoft Applesoft translator for Babelfish
  • badapple Bad Apple classic demo on a regular Apple II+ with floppy drive
  • bunzip2 Bzip2 decompressor for GNO
  • chtype Change file type command for Apple 2 ProDOS
  • ConwayII Pretty fast implementation of Conway's Game of Life for Apple 2
  • cppo-ng Rewriting cppo one piece at a time
  • Cybernoid Apple 2 Cybernoid music disk
  • Davex Davex is a command-line shell for the Apple 2 family of computers. Davex runs on ProDOS 8, and a subset of functionality is ported to SOS
  • davex-mg-utils MG's utilities for the davex shell for Apple 2 ProDOS
  • delhndlr Makes the Delete key work as expected on an Apple 2 in ProDOS BASIC.SYSTEM
  • dict IIgs dict (RFC 2229) client
  • Directi-DOS Apple 2 Diversi-DOS direct to LC, in two tracks
  • dmake Make tool for GNO
  • electric-mock Apple 2 Electric Duet player for the Mockingboard and the Cricket!
  • F15-DGamma-Clone-A2 Apple 2 crack intro style release
  • Factory-Game A factorio inspired game for the Apple IIc and IIe
  • festro Festro by Digarok - Apple 2 intro/demo with a KansasFest theme - 65c02 assembly
  • fr3nch.t0uch French touch demo vault
  • gameoflife-appleii port of Conway's Game of Life for Apple 2 computers
  • GEOS GEOS For the Apple 2
  • gno GNO is the UNIX-like environment for the Apple IIgs
  • gno-kern GNO/ME kernel (split from monorepo)
  • gopher A gopher client for the Apple IIgs
  • host-fst Apple IIgs host FST (for emulators that support it)
  • host-modemworks ModemWorks modules for the KEGS emulator
  • hush Hush (a Bourne-style shell) for the GNO multitasking environment on the Apple IIgs
  • ii-vision Streaming video and audio for Apple 2
  • ksynth Beginnings of a dual tone synthesizer for the Apple 2
  • marignotti GNO + Marinetti = MariGNOtti
  • marlene Four-color, vt100 telnet client for the Apple IIgs
  • matrIIx Apple 2 matrix demo
  • mcs-player Music Construction Set Mockingboard interrupt player for Apple 2
  • mktrashdove Apple 2 Trash Dove (A Double Lores / BMP2DHR Tutorial)
  • MouseII A mouse driver for Apple 2 computers
  • mouse-maze Mouse A.I. simulation for the Apple 2 computer
  • NetDisk NetDisk is an Apple IIgs utility that allows you to mount disks images hosted on an HTTP server
  • nox-archaist A modern era Apple 2 CRPG with boxed set
  • online Shows all online volumes on an Apple 2 computer
  • OREGON78 Applesoft BASIC port of the original Oregon Trail game from 1978
  • passport-test-suite A collection of disk images to provide code coverage for Passport
  • pitch-dark It is Pitch Dark. You are likely to be eaten by a GUI
  • pitch-darker It is Pitch Dark. You are likely to be eaten by a GUI
  • PrintShopCompanion-Apple-II Print Shop Companion
  • proboot Load arbitrary .system file from ProDOS-format floppy, without using ProDOS
  • prodos-path PATH command for Apple 2 ProDOS
  • ProDOS-ROM-Drive A bootable 1 MB solid state disk for Apple 2 computers
  • prorwts2 Open/seek/read/write any binary file in ProDOS filesystem
  • pt3_player This is an attempt to play some complex chiptune files on an old Apple 2 with a Mockingboard card
  • qserver Apple IIgs Quote Of The Day server
  • rain Low res falling rain animation for Apple 2, in 6502 assembly
  • ram.drv.system Glen E. Bredon's RAM.DRV.SYSTEM for Apple 2 ProDOS
  • rlint lint for IIgs resource forks
  • robotwar Robots fight to the death in a virtual arena (based on the game for the Apple 2)
  • rom4x Improved Apple IIc (ROM 4X) and Apple IIc Plus (ROM 5X) firmware
  • romex Enhanced ROM for Apple IIe computers
  • septic-a2 A small Apple 2 demo with beeper music
  • SHR-NTSC NTSC artifact colors for Apple IIgs
  • sider-xebec-disassembly Disassembly of the Sider/Xebec SASI card ROM and tools for the Apple 2
  • Snake Snake game
  • softwarelibrary_apple_games Games and entertainment software for the Apple 2
  • SpellWielder SpellWielder brings the classic feel of an open-ended action+adventure game to the Apple 2
  • Tales of Florb The Sparkstone: Tales of Florb, a choice-based adventure game for the Enhanced Apple IIe, Apple IIc, and Apple IIgs computer systems and emulators
  • tb1 This is the git repository for all Tom Bombem related projects
  • tcpsnooper Marinetti tcp snooper CDA
  • telnetd Telnetd for GNO
  • the_mill_daughterboard Apple 2 Stellation Two The Mill OS9 Daughterboard PCB and PROM source
  • transformer Transform 2D coordinates with an Apple IIgs
  • Turbo-Cassette-for-the-Apple-II Transfers at up to 14.76 kbaud through the cassette port of the Apple 2
  • Undertale_AppleII Undertale music/graphics demo for Apple IIe/IIc computers with 64K RAM or more
  • VBMP BMP Viewer for the Apple 2
  • vi65 VI editor for 6502 based systems
  • vn//c Desktop streaming to an Apple 2 with Super Serial Card
  • VNCviewGS VNCview GS: The VNC client for the Apple IIgs
  • vnIIc Screen streaming to the Apple 2
  • xHD Virtual disk drive based on ideas from Terence J. Boldt

Software / Games

  • AII2048 Apple 2 2048 Game
  • Apple_IIe_Snake Apple 2 Snake game written in 6502 Assembly
  • appleii_lander A Lunar Lander Game written in Applesoft Basic for the Apple 2
  • codebreaker CODEBREAKER! is a Mastermind implementation for the Apple-1 computer
  • dropblocks Simple block-dropping games for Apple 2
  • flapple Flapple Bird - A de-make of Flappy Bird for the Apple 2 computer
  • GSCats An artillery style game for the Apple IIgs. But with cats
  • jewel-of-kaldun The Jewel of Kaldun
  • jumpyguy Low Res game for the Apple 2, programmed in 6502 assembly
  • LightCycles 3D light cycles game from 1977?
  • minesweeper A small minesweeper game for Apple 2, built in 6502 assembly
  • mouse-maze-2001 Play Henry the mouse and try to escape from the mad scientist
  • PCS_AppleII Pinball Construction Set Source code for Apple 2
  • spaceaceiigs Space Ace for IIgs
  • xrick2gs Apple IIgs port of Dangerous Rick

Software / Tools

  • 4live The invisible editor for your Apple 2
  • a2fc.system A very small .a2fc graphics file viewer for Apple 2 computers
  • ADTPro Apple Disk Transfer ProDOS
  • afscanner Apple Disk II address field scanner
  • anti-m Boot any Apple 2 disk on any Apple 2
  • Apple-Disk-II-PROM-Verify Apple Disk II PROM Verify
  • basic-system-cmd ProDOS BASIC.SYSTEM commands
  • dhrslide A small double hi-res slideshow for the 128K Apple 2
  • fdraw Fast graphics routines for the Apple 2
  • fhpack Compression for Apple 2 hi-res images
  • mmt A program designed to exhaustively test expansion memory on an Apple IIgs
  • passport A verification and copy program for 5.25-inch Apple 2 floppy disks

Source code

  • a2d Disassembly of the Apple 2 Desktop
  • a2d Disassembly of the Apple 2 Desktop - ProDOS GUI
  • a3a2em Partial reverse-engineering of the Apple 2 emulation disk for the Apple 3
  • apple2_applesoft Mirror of Jamtronix's HTML Applesoft Source
  • apple2_gumball Apple 2 Game Gumball Reverse Engineering
  • apple2_thunderclock Thunderware Thunderclock Plus
  • AppleII_DOS Apple 2 DOS Source Code
  • apple-II-DOS How Apple Booted Up key Documents in the Creation of Apple's First Operating System
  • AppleIIModula2Interpreter Source code from the disassembly of Apple DOS Modula2 Interpreter package
  • Apple-II-Platform Various programs (source code) for the Apple 2 series platform
  • Apple-II-Source Source code for Apple 2 series System Software and DOS
  • beneath-apple-dos Beneath Apple DOS on github. A version of the book and also source code of Don Worth's Programs
  • bilestoad-apple2 Source Code and Data for The Bilestoad by Datamost (1983)
  • diskserver Online Apple 2 Disk Server
  • EdAsm Source code from the disassembly of Apple ProDos Assembler package
  • gno-sources GNO Sources from the Golden Orchard CD
  • goldengate Golden Gate by Kelvin Sherlock is a compatibility layer for ORCA and GNO/ME command line programs
  • lawless-legends Open-source code and assets from Lawless Legends and its supporting tools
  • macross Macross 6502, the assembler written by Lucasfilm Ltd. that was used for Habitat and SCUMM
  • mxp a2RetroSystems Memory Expansion Plus
  • OUP-M Source for OUP/M - a CP/M-like operating system for 6502
  • Prince-of-Persia-Apple-II Prince of Persia Source Code
  • ProDOS8 Disassembled source code of ProDOS 8 v2.03 in Merlin assembler format
  • Sorgenti-Apple-II Many software source code (mostly in Italian)