Cost / License
- Free
- Open Source
Platforms
- Linux
- Windows
tapflow is an open-source, self-hosted library that lets your whole team — PO, PM, designers, backend engineers, and QA — test iOS and Android apps directly
Cost / License
- Free
- Open Source (MIT)
Platforms
- Self-Hosted
- Linux
- Mac
- Node.JS


+3
nuPSX is an experimental PlayStation 1 emulator and debugger written in Zig, built as a learning exercise to explore Zig's capabilities and PSX hardware architecture. Still in early development with no intention of becoming usable by the general public.
Cost / License
- Free
- Open Source
Platforms
- Windows
- Linux
- Mac


+2
TetaNES is a cross-platform emulator for the Nintendo Entertainment System (NES) released in Japan in 1983 and North America in 1986, written in Rust using wgpu. It runs on Linux, macOS, Windows, and in a web browser with Web Assembly.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Linux
- Windows
- Online


+1
LocalEmu: a free, open-source AWS emulator. Run 132 AWS services locally with one pip install. No account, no token, no telemetry. The drop-in LocalStack alternative for the AWS CLI, boto3, Terraform and CDK.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Windows
- Linux























