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Retro computing on steroids with SidecarTridge

Revitalize your Atari ST and Commodore Amiga with SidecarTridge devices, a series of coprocessor boards that bring modern features to your classic machines.

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SidecarTridge Multi-device for Atari ST

SidecarTridge Multi-device for Atari ST

A multi-device emulator on Raspberry Pi Pico steroids for the Atari ST, STE, and Mega series
SidecarTridge TOS Emulator for Atari ST/E/MegaST/MegaSTE

SidecarTridge TOS Emulator for Atari ST/E/MegaST/MegaSTE

Programmable TOS ROM emulator for the Atari ST, STE, and Mega series
New
SidecarTridge 256KB Decoder + TOS Emulator Combo (Mega ST)

SidecarTridge 256KB Decoder + TOS Emulator Combo (Mega ST)

Solderless 256 KB ROM decoder bundled with the SidecarTridge TOS Emulator, for the Atari Mega ST
ACSI2STM Compact Hard Disk for Atari ST

ACSI2STM Compact Hard Disk for Atari ST

Open ACSI hard-disk emulator for Atari ST, STE, Mega ST and Mega STE. microSD storage, GemDrive and ACSI modes, optional internal riser kits for Mega ST and Mega STE.
New
ACSI2STM Mini Hard Disk for Atari ST

ACSI2STM Mini Hard Disk for Atari ST

Tiny open ACSI hard-disk emulator for Atari ST, STE, Mega ST and Mega STE. Same firmware and operating modes as the ACSI2STM Compact, in a 65 × 35 mm board with an optional desk-ready enclosure.
ACSI2STM internal riser boards for Atari MegaST and MegaSTE

ACSI2STM internal riser boards for Atari MegaST and MegaSTE

A perfect fit for your Atari Mega ST or Mega STE
SidecarTridge Mean Well PSU Kit for Atari ST/STE/Mega ST

SidecarTridge Mean Well PSU Kit for Atari ST/STE/Mega ST

Solderless Mean Well RPD-60A PSU replacement kit for Atari ST, STE and Mega ST.
SidecarTridge Internal USB-C PD PSU for Atari ST/STE/Mega ST

SidecarTridge Internal USB-C PD PSU for Atari ST/STE/Mega ST

Solderless USB-C PD multi-rail PSU drop-in replacement for Atari ST, STE and Mega ST. Low-voltage DC only inside the case.
New
SidecarTridge External USB-C PD PSU for Atari 520ST (short)

SidecarTridge External USB-C PD PSU for Atari 520ST (short)

Fully assembled external USB-C PD multi-rail PSU for the Atari 520ST short. Drop-in replacement for the original Atari ST external power brick.
ST2VGA Adapter for Atari ST/STE/Mega ST/Mega STE

ST2VGA Adapter for Atari ST/STE/Mega ST/Mega STE

Passive VGA adapter for healthy Atari ST, STE, Mega ST and Mega STE machines. 4-layer PCB, RGB low-pass filtering, native timings preserved.
ST2VGA Enhanced Adapter for Atari ST/STE/Mega ST/Mega STE

ST2VGA Enhanced Adapter for Atari ST/STE/Mega ST/Mega STE

Active VGA adapter for early Atari ST or machines with weak video. Quad video amplifier, analog filtering, buffered outputs, 5 V micro-USB powered.
4MB SIMM Memory Expansion for Atari STE & Mega STE

4MB SIMM Memory Expansion for Atari STE & Mega STE

Boost your Atari STE & Mega STE with 4MB of high-quality SIMM memory for better performance and compatibility.
SidecarTridge ROM Emulator (RP2350) — Core Module for Atari ST/STE & Amiga

SidecarTridge ROM Emulator (RP2350) — Core Module for Atari ST/STE & Amiga

Signal-accurate programmable 512 KB ROM emulator for 8/16-bit buses (RP2350 PIO). Core board used by SidecarTridge TOS Emulator and Kickstart Multi ROM.
SidecarTridge Kickstart Multi ROM for Commodore Amiga 500/2000

SidecarTridge Kickstart Multi ROM for Commodore Amiga 500/2000

SidecarTridge Kickstart Multi ROM for Commodore Amiga 500 and 2000
New
SidecarTridge Croissant Keyboard Emulator for Atari ST/STE

SidecarTridge Croissant Keyboard Emulator for Atari ST/STE

Internal IKBD keyboard emulator for Atari ST and STE with Bluetooth input, original-keyboard pass-through and Wi-Fi configuration.
4,000+ shipped
Worldwide
Designed in the EU

Since 2024 · Independent maker

We build devices that bring your vintage computers into the 21st century

We build modern hardware for retro machines so your classic computers gain today’s convenience without losing their original character.

Recent Posts

SidecarTridge Year One

Yep, it comes a bit late. I had a small health issue with my middle fingers, plus Black Friday chaos...

SidecarTridge Year Zero

You know, sometimes life has a funny way of coming full circle. I still remember...

I should talk about TOS emulator, but...

Although this week I'm not announcing one new product, but two, today I'm going to talk about the cornerstone of one of them...

Check our YouTube channel

Fresh demos, builds, and how tos for Atari ST and more. Browse the latest uploads below or visit the channel for full playlists .

SidecarTridge

Retro computing on steroids

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