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Steam app 3706620 · updated 12 Sep 2026, 21:42 UTC

MD Engine

Create real Sega Mega Drive / Genesis games using drag-and-drop with no coding required. Export ROMs for original hardware, plus Web, Windows, Linux, macOS, Android, iOS, and Linux Handhelds.

MD Engine Steam header artwork
Two Black CatsTwo Black Cats
21playing now
2324-hour peak
31all-time peak
17average, last 30 days

The last 30 days

49 hourly samples, with the daily peak drawn over them. Weekends are shaded.

0817253309 Sep10 Sep11 Sep12 SepWednesday 09 September 202631 peakThursday 10 September 202629 peakFriday 11 September 202622 peakSaturday 12 September 202623 peak
Daily peakEvery hourly sample

The last four months

Show:

July 2026

MD Engine was released on 7 Sep, 2026.

Not out yet.There is nothing to draw for this month.

August 2026

MD Engine was released on 7 Sep, 2026.

Not out yet.There is nothing to draw for this month.

September 2026

4 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.

0817253309 Sep10 Sep11 Sep12 SepWednesday 09 September 202631 peakThursday 10 September 202629 peakFriday 11 September 202622 peakSaturday 12 September 202623 peak

October 2026

MD Engine was released on 7 Sep, 2026.

Not out yet.There is nothing to draw for this month.
Nothing here is interpolated or estimated; where a sample is missing the line is broken.

Game information

Updated 12 Sep 2026, 21:42 UTC
App ID
3706620
Last updated
12 Sep 2026 build 25265511
Developer
Two Black Cats
Publisher
Two Black Cats
Release date
7 Sep, 2026
Platforms
WindowsmacOSLinux
Download size
258 MB248 MB264 MB
Install size
556 MB551 MB592 MB
Genres
Game Development
Game modes
Controller support
Unknown

Features & support

Steam features

Controllers & input

Accessibility

Popular tags

Game DevelopmentLevel Editor2DRetroPixel GraphicsDesign & IllustrationUtilitiesEducationSoftwareArcadeSide ScrollerAnimeMinimalistCartoonyOld SchoolSingleplayerIndie
About this gameFull description from Steam
Unleash your creativity and bring classic 16-bit gaming adventures to life with our intuitive, visual scripting game engine! Inspired by your favorite “Blast Processing”-powered system, this engine allows both beginners and experienced creators to build authentic, nostalgic games effortlessly. With its easy-to-use, drag-and-drop event system, you can design diverse game experiences without writing a single line of code. Create thrilling platformers, intense shooters, immersive action RPGs and even combine multiple genres in a single game! Let your imagination run wild as you craft engaging worlds, memorable characters, and compelling narratives, in all their 16-bit glory! Just like they did it back in the day, only a lot easier! Our integrated Debugger gives you complete control, allowing you to monitor palettes, global and local variables, actor positions, and game logic in real-time. Perfect your gameplay, optimize performance, and polish your mechanics with powerful debugging tools at your fingertips. Key Features: Visual Scripting: Quickly prototype and refine gameplay using intuitive drag-and-drop events. Retro Graphics: Craft visually authentic 16-bit games effortlessly. Versatile Gameplay Creation: Easily build platformers, shooters, action RPGs, puzzle games, and more. Powerful Debugging: Real-time insights into palettes, variables, actor coordinates, and event logic. Beginner-Friendly, Expert-Ready: Accessible to newcomers yet robust enough for seasoned game developers. Export and Play on Original Hardware: Easily export your games, burn them to cartridges, and enjoy your creations on original retro hardware. The games have been tested so far on Sega Mega Drive 1 (JP NTCS), 2 (PAL), and Genesis 1-3 (NTCS) original models, as well as with Retron3 HD and MegaSG consoles! Web Export: Export your game to HTML5 and upload it to the internet for everyone to see! Steam Integration: Export for Windows with full support for Steam, including Steam Achievements to enhance your game's reach and player engagement. Made with MD Engine Square Brothers: A cooperative platformer Inkventure: A colorful puzzle platformer  Prisonela MD: An action platformer adventure  All built with visual scripting. All running on real Mega Drive hardware. The Editor UI & Visual Scripting System is based on GB Studio by Chris Maltby
System requirementsMinimum and recommended hardware

Minimum

Minimum: Requires a 64-bit processor and operating system OS: Windows 10 Processor: core2duo Memory: 2 GB RAM Graphics: ANY Sound Card: ANY

Recommended

Recommended: Requires a 64-bit processor and operating system

macOS

Minimum: Requires an Apple processor OS: OS X Memory: 2 GB RAM Graphics: ANY Sound Card: ANY Recommended: Requires an Apple processor

Linux

Minimum: OS: Kubuntu Memory: 2 GB RAM Graphics: ANY Sound Card: ANY Recommended:
Supported languages12 languages
LanguageFull audio
English
French
Italian
German
Spanish - Spain
Japanese
Korean
Portuguese - Brazil
Portuguese - Portugal
Russian
Simplified Chinese
Spanish - Latin America

A blank audio cell means full audio was not marked in the returned language list.

Screenshots & trailersScreenshots and trailers
MD Engine screenshot 1MD Engine screenshot 2MD Engine screenshot 3MD Engine screenshot 4MD Engine screenshot 5MD Engine screenshot 6MD Engine screenshot 7MD Engine screenshot 8MD Engine screenshot 9MD Engine screenshot 10MD Engine screenshot 11MD Engine screenshot 12

Trailers

AchievementsTotal count and selected achievements

10 developer announcements, May 2025 to Sep 2026 · times in UTC

September

  1. Version 1.0.6 released for Windows, macOS & Linux

    We've just released the version 1.0.6 for Windows, MacOS & Linux. Changes: Added notes to Disable Collisions and Disable OnCollide Script events to explain what they do and what they don't do Added a way to export palettes Added a top-down…

    Ratalaika Games
  2. Version 1.0.5 released for Windows, macOS & Linux

    We've just released the version 1.0.5 for Windows, MacOS & Linux. Changes: Improved sprite cutter with faster algorithm, oversized sprites fail in seconds not minutes now Adjusted the compilation process so it doesn't fully abort a build in…

    Patch notes
  3. Version 1.0.4 released for Windows, macOS & Linux

    We've just released the version 1.0.4 for Windows, MacOS & Linux. Changes: Added a Visual Novel example Added warning to set dialogue frame if tileset is optimized and disabled optimization Added a safe check after adding sprites during…

    Patch notes
  4. Version 1.0.3 released for Windows, macOS & Linux

    Hello, This version is only 2 minor fixes: Fixed crash when I try to attach a tileset to a background or map. Fixed code for rendering 4-bit indexed images again >.>! Thank you very much!

    Patch notes
  5. Version 1.0.2 released for Windows, MacOS & Linux

    We've just released the version 1.0.2 for Windows, MacOS & Linux. Changes: Added a new setting in Audio "Tight Music Looping" that shortens each looping track by one frame, should fix the miniscule delay during loops at high-tempo Added…

    Ratalaika Games
  6. Pushed version 1.0.1 for Windows & Linux

    Pushed version 1.0.1 for Windows & Linux. Changes: Fix paths so they support " Fix basic template default settings Fix compiling a MiniTracker song Added a Global Preference to disable the CRT shader Edit button now sticks to the top Fixed…

    Patch notes
  7. Final Version 1.0.0 uploaded

    There have been many changes since our last upload in March 2026, so we have a detailed changelog below, split per category. Also, don't forget MD Engine releases on September 7th! Engine Architecture Hardware abstraction layer: The engine…

    Ratalaika Games

March

  1. Pre-Release Version 0.1.4 uploaded to Steam

    We've updated the engine to pre-release version 0.1.4.There have been many changes since our last upload in Dec. 2025, so we have a detailed changelog below, split per category. Compiler OverhaulThe compiler received a full rewrite from…

    TwoBlackCats

December

  1. Version 0.0.94 uploaded to Steam

    We've updated the engine to version 0.0.94 and addressed some of the reported issues as well as added some new functionality. Change log:Added the option to do tile streaming for map instancesSplit the asset compiler and C code compiler to…

    TwoBlackCats

May

  1. Interactable Actors Tutorial

    We have just published a new MD Engine tutorial video. This tutorial focuses on explaining how to setup an actor to be interactive when your main player "speaks" with it !

    TwoBlackCats

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