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| Name | Reviews | Release Date | Genres |
| Opus Magnum | 5210 | Dec. 7, 2017 | Indie Simulation |
![]() | Opus Magnum is the latest open-ended puzzle game from Zachtronics, the creators of SpaceChem, Infinifactory, and SHENZHEN I/O. Design and build machines that assemble potions, poisons, and more using the alchemical engineer’s most advanced tool: the transmutation engine! | ||
| SHENZHEN I/O | 3632 | Nov. 17, 2016 | Indie Simulation |
![]() | BUILD CIRCUITS. WRITE CODE. RTFM. | ||
| TIS-100 | 3312 | July 20, 2015 | Indie Simulation |
![]() | TIS-100 is an open-ended programming game by Zachtronics, the creators of SpaceChem and Infinifactory, in which you rewrite corrupted code segments to repair the TIS-100 and unlock its secrets. It’s the assembly language programming game you never asked for! | ||
| SpaceChem - Demo | 2593 | March 2, 2011 | |
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| SpaceChem | 2593 | March 2, 2011 | Indie Simulation |
![]() | Zachtronics is back with an ambitious new design-based puzzle game. Take on the role of a Reactor Engineer working for SpaceChem, the leading chemical synthesizer for frontier colonies. Construct elaborate factories to transform raw materials into valuable chemical products! | ||
| Infinifactory | 1764 | June 30, 2015 | Indie Simulation |
![]() | Infinifactory is a sandbox puzzle game by Zachtronics, the creators of SpaceChem and Infiniminer. Build factories that assemble products for your alien overlords, and try not to die in the process. | ||
| NERTS! Online | 1636 | Jan. 5, 2021 | Action Casual Free To Play Indie |
![]() | NERTS! Online is a fast-paced competitive solitaire game for you and up to five of your friends, played the same way we play it at the Zachtronics office! | ||
| EXAPUNKS | 1333 | Oct. 22, 2018 | Indie Simulation |
![]() | The year is 1997. You used to be a hacker, but now you have the phage. You made a deal: one hack, one dose. There’s nothing left to lose… except your life. | ||
| Last Call BBS | 1175 | Aug. 3, 2022 | Indie Simulation |
![]() | Boot up your Z5 Powerlance and dial into Last Call BBS, the last game from Zachtronics! The Barkeep’s loaded up his retro computer with a full set of puzzle games for you to download and play. No need to worry about copy protection, they’re all fully cracked and ready to enjoy! | ||
| Eliza | 975 | Aug. 12, 2019 | Indie |
![]() | Eliza is a visual novel about an AI counseling program, the people who develop it, and the people who use it. Follow Evelyn Ishino-Aubrey as she reconnects with people from her past, gets to know the people of Seattle who use Eliza for counseling, and decides the course of her future. | ||
| The Zachtronics Solitaire Collection | 836 | Sept. 6, 2022 | Casual Indie |
![]() | The Zachtronics Solitaire Collection is here! Inside you will find all seven Zachtronics solitaire games, updated with new 4K graphics, plus one brand new Tarot-themed solitaire variant only available here. | ||
| MOLEK-SYNTEZ | 509 | Nov. 19, 2019 | Indie Simulation |
![]() | Use the MOLEK-SYNTEZ to create small molecules with various pharmacological effects from the comfort of your small Romanian apartment. | ||
| Möbius Front '83 | 316 | Nov. 5, 2020 | Indie Simulation Strategy |
![]() | Defend America from an alternate-universe America using state-of-the-art 1980s military hardware in this intricate and tactical turn-based strategy game. | ||
| Ironclad Tactics | 232 | Sept. 18, 2013 | Casual Indie Strategy |
![]() | Ironclad Tactics is a fast-paced, card-based tactics game set in an alternate history Civil War - with steam-powered military robots! | ||
| SHENZHEN SOLITAIRE | 199 | Dec. 15, 2016 | Casual Indie |
![]() | NO ENGINEERING, ALL PROCRASTINATION! SHENZHEN SOLITAIRE is a brand-new solitaire variant originally developed for SHENZHEN I/O, and is now available as a standalone game! It's simple but challenging, and oddly addictive. | ||
| ZACH-LIKE | 154 | June 17, 2019 | Indie |
![]() | ZACH-LIKE is a book of behind-the-scenes design documents from Zachtronics. The digital version of ZACH-LIKE contains the full contents of the book, a bunch of terrible games that Zach made before SpaceChem, and some prototypes and early builds of Zachtronics games, both released and... not. | ||
| EXAPUNKS: TEC Redshift Player | 32 | Sept. 25, 2018 | Indie Simulation |
![]() | The Redshift is a fictional handheld game console in the universe of the puzzle programming game EXAPUNKS. This player will allow you to play Redshift games made by other EXAPUNKS players. | ||
| SpaceChem: 63 Corvi Mission | 25 | July 22, 2011 | Casual Indie |
![]() | Explore the past with SpaceChem’s first DLC pack, “SpaceChem: 63 Corvi”. Follow a young Bruce Novak, the future CEO of SpaceChem, and his team of engineers on a mission to collapse the star 63 Corvi into a collapsar gateway and expand the human empire. | ||
| NERTS! Online - Sponsorship Package | 18 | Feb. 1, 2021 | Action Casual Free To Play Indie |
![]() | Show your support for NERTS! Online by purchasing the Sponsorship Package, which unlocks a NERTS! Online themed card back and a special holographic foil effect you can use with it or any of the other card backs. | ||
| Eliza Original Soundtrack | 3 | Feb. 1, 2020 | Indie |
![]() | The official soundtrack to Eliza, a visual novel by Zachtronics. | ||
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