Browse free open source Runtimes and projects for Windows below. Use the toggles on the left to filter open source Runtimes by OS, license, language, programming language, and project status.
Common Lisp compiler and runtime
Install all required runtimes at once in Windows
The complete and extended version of Visual Basic 6.0 runtime library
RISC-V Assembler and Runtime Simulator
Extensible WebAssembly runtime for cloud native applications
Low-code programming for event-driven applications
ONNX Runtime: cross-platform, high performance ML inferencing
A secure runtime for JavaScript and TypeScript
Cross-platform JavaScript runtime environment
API and runtime that allows access to VR hardware
Portable Runtime For Firefox
Build massively scalable soft real-time systems
An open and reliable container runtime
OpenShell is the safe, private runtime for autonomous AI agents.
Cross-platform runtime for cloud, mobile, desktop, and IoT apps
Incredibly fast JavaScript runtime, bundler, test runner
A runtime built for the 6model object system
C++ library for high performance inference on NVIDIA GPUs
The Fast, Free, Modern MATLAB / Octave code runtime
Dynamic Instrumentation Tool Platform
DragonBones TypeScript / JavaScript Runtime
NativeScript for Android using v8
A modern Apache Kafka client for node.js
Extendable version manager with support for Ruby, Node.js, Elixir, etc
Runtime type system for IO decoding/encoding