PyPI · crates.io99Exceptionalhealth index
Rust★ 29K↓ 245.6K/moSep 16, 2026
PyPI99Exceptionalhealth index

quantumlib/CirqPython framework for creating, editing, and running Noisy Intermediate-Scale Quantum (NISQ) circuits.
Python★ 5,054↓ 796.3K/moAug 28, 2026
crates.io · npm98Exceptionalhealth index

TraceMachina/nativelinkNativeLink is a Nix-powered, open source, high-performance build cache and remote execution server, compatible with Bazel, Soong, Pants, Buck2, Reclient, and other RE-compatible build systems. It offers drastically faster builds, reduced test flakiness, and support for specialized hardware.
Rust · MDX★ 1,591Sep 13, 2026
PyPI98Exceptionalhealth index
Python★ 83↓ 42.2K/moSep 14, 2026
PyPI98Exceptionalhealth index

equinor/ertERT - Ensemble based Reservoir Tool - is designed for running ensembles of dynamical models such as reservoir models, in order to do sensitivity analysis and data assimilation. ERT supports data assimilation using the Ensemble Smoother (ES) and Ensemble Smoother with Multiple Data Assimilation (ES-MDA).
Python★ 162↓ 19.9K/moOct 9, 2026
PyPI97Exceptionalhealth index

gdsfactory/gdsfactoryA Python library for designing chips (Photonics, Analog, Quantum, MEMS), PCBs, and 3D-printable objects. We aim to make hardware design accessible, intuitive, and fun—empowering everyone to build the future.
Python★ 1,041Sep 17, 2026
PyPI · npm97Exceptionalhealth index
C++ · Jupyter Notebook · Python★ 14.7K↓ 3.9M/moAug 27, 2026
PyPI97Exceptionalhealth index

mesa/mesaMesa is an open-source Python library for agent-based modeling, ideal for simulating complex systems and exploring emergent behaviors.
Python★ 3,839↓ 53.6K/moSep 13, 2026
NuGet96Exceptionalhealth index
C#★ 3,697Sep 12, 2026
crates.io · npm96Exceptionalhealth index

hashintel/hash🚀 The open-source, multi-tenant platform for self-building knowledge graphs and simulation
TypeScript · Rust★ 1,660↓ 295.3K/moSep 18, 2026
npm96Exceptionalhealth index
TypeScript★ 41↓ 838.2K/moSep 10, 2026
PyPI96Exceptionalhealth index

quantumlib/OpenFermionPython package for compiling and analyzing quantum algorithms to simulate electronic structures.
Python★ 1,734Sep 11, 2026
PyPI95Exceptionalhealth index

acts-project/actsExperiment-independent toolkit for (charged) particle track reconstruction in (high energy) physics experiments implemented in modern C++
C++★ 131↓ 1,883/moSep 10, 2026
PyPI95Exceptionalhealth index

e2nIEE/pandapowerConvenient Power System Modelling and Analysis based on PYPOWER and pandas
Python★ 1,270Sep 17, 2026
npm94Exceptionalhealth index
C++★ 16.3K↓ 943/moOct 3, 2026
crates.io94Exceptionalhealth index

fastly/ViceroyViceroy provides local testing for developers working with Compute.
Rust★ 176↓ 3,872/moSep 11, 2026
PyPI94Exceptionalhealth index

mujocolab/mjlabIsaac Lab API, powered by MuJoCo-Warp, for RL and robotics research
Python★ 3,049Sep 13, 2026
PyPI94Exceptionalhealth index
C++ · Python★ 559↓ 17.7K/moOct 18, 2026
PyPI94Exceptionalhealth index

oemof/tespyThermal Engineering Systems in Python (TESPy). This package provides a powerful simulation toolkit for thermodynamic modeling of thermal engineering plants such as power plants, heat pumps or refrigeration machines.
Python★ 412↓ 9,650/moSep 6, 2026
PyPI94Exceptionalhealth index

pgmpy/pgmpyPython Toolkit for Causal and Probabilistic Reasoning
Python★ 3,330↓ 397.3K/moSep 17, 2026
npm93Exceptionalhealth index
Python · JavaScript★ 54Sep 13, 2026
PyPI93Exceptionalhealth index

acados/acadosFast and embedded solvers for nonlinear optimal control and nonlinear model predictive control
C · Python · MATLAB★ 1,478Sep 18, 2026
npm93Exceptionalhealth index
TypeScript★ 330↓ 28.3K/moSep 11, 2026
PyPI93Exceptionalhealth index

dartsim/dartResearch-focused C++23 physics engine for robotics, animation, and machine learning, with Python bindings
C++ · Python★ 1,205Sep 17, 2026
PyPI92Excellenthealth index
Python★ 298↓ 22.2K/moSep 13, 2026
PyPI · crates.io · npm92Excellenthealth index

oaslananka/kicad-mcp-proMCP server for KiCad, connecting AI agents to schematic and PCB workflows, ERC/DRC validation, DFM checks, BOM analysis, and manufacturing preparation—with controlled edits and human-gated release workflows.
Python★ 120↓ 13.4K/moOct 9, 2026
C++★ 1,132Oct 20, 2026
npm · crates.io92Excellenthealth index

ruvnet/RuVectorRuVector provides High Performance, Real-Time decisions and agent memory , Self-Learning Ai, Vector GNN DB built in Rust.
Rust · TypeScript★ 4,599↓ 489.6K/moOct 20, 2026
PyPI91Excellenthealth index
Python★ 364↓ 69.4K/moSep 20, 2026
PyPI91Excellenthealth index

glotzerlab/freudPowerful, efficient particle trajectory analysis in scientific Python.
C++ · Python★ 329↓ 4,771/moSep 13, 2026