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A7800

Free#13 of 25 in Atari Emulators

A7800: A7800 pairs Atari 7800 emulation with unusually broad peripheral and controller coverage. Ranked #13 of 25 in Atari Emulators by our editors (7.9/10); pricing: Open source; best for atari 7800 hardware and controller coverage.

7.9/10Editor score

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At a glance

Editor score
7.9 / 10
Pricing
Open source
Best for
Atari 7800 hardware and controller coverage
Paid from
Free
Atari systems
Atari 7800
Facts checked
21 Sep 2026

Where it wins
- Supports joysticks, lightguns, paddles, keypads, mice, and trackballs
- Improves Maria DMA timing and POKEY sound emulation
- Runs on Windows, macOS, Linux, and Android
Where it doesn't
- Its system focus is limited to Atari 7800 emulation
- No AI-assisted features are included
- Optional BIOS files and peripheral configuration add setup choices

Our verdict on A7800

A7800 is an open-source emulator centered on the Atari 7800, intended for players and preservation-minded users who want broad hardware and controller coverage. It supports Windows, macOS, Linux, and Android, with the project including desktop build infrastructure and an Android project. Atari 7800 is the sole system listed, making the product a focused choice rather than a broad multi-system emulator.

Its standout area is peripheral support. Alongside Proline and VCS joysticks, A7800 supports lightguns, paddles, driving controllers, keypads, trackballs, Amiga Mouse, and ST Mouse devices. The emulator also includes improved Maria DMA timing, POKEY sound-emulation improvements, selectable and improved palettes, XM control-register support, and Bankset bankswitching support. Optional BIOS files provide an additional configuration path without being required for the emulator's stated operation. Its MAME-derived compatibility and configuration syntax further connect it to an established Atari 7800 emulation foundation.

A7800's open-source model suits users who value a focused project and detailed hardware support over a broader feature set. The main trade-off is scope: it targets Atari 7800 rather than multiple Atari systems, and its published feature set emphasizes emulation accuracy, peripherals, timing, sound, and configuration. Users seeking those capabilities should find a close fit; users wanting wider Atari coverage or AI-assisted features should consider an alternative with a broader system focus.

Your product? Our editors can test A7800 in depth and publish a review, labelled as paid · from $149/mo →

A7800 pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.

See plans on github.com

A7800 fact sheet

Free plan	Not verified
Paid from	Free
Atari systems	Atari 7800
Supported platforms	Windows, macOS, Linux, Android
Save states	Not verified
Netplay	Not verified
Controller remapping	Not verified
BIOS required	No
Deployment	Self-hosted, Desktop, Mobile
Platforms	Windows, macOS, Linux, Android
Support	Community, Docs
Built for	Solo, Small business (editorial estimate)
Pricing	Open source
Website	github.com
Facts checked	21 Sep 2026

Alternatives to A7800

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Featured on iTechGuides

A7800 is listed in our Atari Emulators directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update