Emulator Python Packages

unicorn

Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc, PowerPC, RiscV, S390x, TriCore, X86)

fakesnow

Run, mock and test fake Snowflake databases locally.

gcp-storage-emulator

Local emulator for Google Cloud Storage

ministack

Ministack: Free, open-source local AWS emulator - 60+ services, Terraform compatible, real databases. Free forever. MIT licensed.

pyboy

Game Boy emulator written in Python

testcontainers-floci

Light, fluffy, and always free - Testcontainers for Python: run the Floci local AWS emulator in your integration tests.

py65

Emulate 6502-based microcomputer systems in Python

rp2040py

Raspberry Pi Pico (RP2040) Emulator in Python

triton-library

Triton is a dynamic binary analysis library. Build your own program analysis tools, automate your reverse engineering, perform software verification or just emulate code.

pyresidfp

MOS 6581 / MOS 8580 (SID) emulation for Python 3.

termish

Virtual Terminal in Python

tnz

Tn3270 to Z Python library

z80

Fast and flexible Z80/i8080 emulator in Python and C++

libretro-py

A Python binding for libretro. Intended for writing test scripts for cores, but can be used for any purpose.

elm327-emulator

ELM327 Emulator for testing software interfacing OBDII via ELM327 adapter supporting multi-ECU simulation

cynes

C/C++ NES emulator with Python bindings

gramaddict

Completely free and open-source human-like Instagram bot. Powered by UIAutomator2 and compatible with basically any Android device 5.0+ that can run Instagram - real or emulated.

bqemulator

Local emulator for Google BigQuery. DuckDB-backed, SQLGlot-powered. Drop-in replacement for the real service in dev, CI, and offline replicas.

zx

ZX Spectrum emulator in Python and C++

ministack-mcp

MCP for MiniStack, the best AWS emulator

ring-sandbox

Typed Python client and offline emulator for the Ring Partner API — the local test harness Ring doesn't ship: webhooks, Event History, media, OAuth refresh, YAML scenarios, chaos injection, pytest fixtures.

dosctl

A command-line tool to manage and play DOS games via DOSBox

minilake

Minilake is a free, local Databricks API emulator — a single-developer tool for testing databricks-sdk/Terraform code against real SQL, real Delta Lake, and real Job execution, without paying for cloud compute.

pytvm

TON Blockchain TVM and Transactions emulator