A multithreaded, distributed, GPU-accelerated simulator of quantum computers
⚡ Executive Summary & Quick Facts
Authoritative SourceQuEST is QuEST is an open-source project written in C++: A multithreaded, distributed, GPU-accelerated simulator of quantum computers..
| Repository | QuEST-Kit/QuEST ↗ |
|---|---|
| Primary Category | developer tools |
| Language & Stack | C++ |
| Software License | MIT |
| Community Traction | ★ 494 stars · ⑂ 201 forks · #9,203 globally |
| Maintenance | ● Active (Last commit: Oct 13, 2026) · 58 open issues |
| Target Audience | Developers and engineering teams building with C++, seeking reliable, tested, and actively maintained tooling for production workloads. |
Star History
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+12
STARS · LAST 30 DAYS
1
PER DAY
#726
MOST-STARRED C++
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +7 | +12 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +1 | +4 | +10 |
QuEST gained 12 stars in the last 30 days, about 1 a day, and now has 494. It is about 10 years old and has averaged roughly 49 stars a year. It ranks #726 among C++ repositories and #9,203 across all languages on GitHubRepo.
Trending Record
7
DAYS ON TRENDING
#8422
BEST RANK
Oct 13, 2026
FIRST APPEARANCE
Active
STATUS TODAY
QuEST has maintained a continuous presence across global trending indexes, peaking at #8422. Below is the 30-day activity profile:
💡 Overview
QuEST is an open-source project written in C++: A multithreaded, distributed, GPU-accelerated simulator of quantum computers.
Engineered for speed, consistency, and developer ease, it solves common hurdles in C++. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in C++ for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ git clone https://github.com/QuEST-Kit/QuEST.git
cd QuEST⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
C++20 compliant compiler (GCC 11+, Clang 13+, MSVC)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
QuEST coordinates its core functionality through a modular C++ pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Production System Integration
Embed QuEST into C++ backend services to handle core application logic.
CI/CD Automated Pipelines
Run automated validation, builds, and integration suites during deployments.
Developer Tooling & Workflows
Accelerate developer onboarding with pre-configured project utilities.
Open Source Extension
Fork and customize internal modules under the repository's open MIT license.
🚀 Getting Started
Install QuEST using your package manager: `git clone https://github.com/QuEST-Kit/QuEST.git`
Initialize your project workspace or configuration file for QuEST.
Import QuEST into your codebase or invoke it directly from your terminal.
Execute your test suite or run `QuEST --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with C++, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
QuEST-Kit/QuEST is currently ranked #9,203 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #9,193 | NoKV-Lab/NoKV | Rust | ★ 495 | Compare ↗ |
| #9,193 | leptonai/gpud | Go | ★ 495 | Compare ↗ |
| #9,193 | posit-dev/pointblank | Python | ★ 495 | Compare ↗ |
| #9,193 | abcwyc/pi-agent-desktop | TypeScript | ★ 495 | Compare ↗ |
| #9,193 | KitionAI/kition | TypeScript | ★ 495 | Compare ↗ |
| #9,203 | QuEST-Kit/QuEST This Project | C++ | ★ 494 | |
| #9,203 | yaxim-org/yaxim | Java | ★ 494 | Compare ↗ |
| #9,203 | char0n/ffmpeg-php | PHP | ★ 494 | Compare ↗ |
| #9,203 | Charcoal-SE/SmokeDetector | Python | ★ 494 | Compare ↗ |
| #9,203 | line/line-bot-sdk-ruby | Ruby | ★ 494 | Compare ↗ |
| #9,203 | pyathena-dev/PyAthena | Python | ★ 494 | Compare ↗ |
Frequently Asked Questions
What does QuEST do? +
A multithreaded, distributed, GPU-accelerated simulator of quantum computers
What language is QuEST written in? +
The primary language is C++. Topics include: software.
Is QuEST actively maintained? +
Yes, the last recorded push was on Oct 13, 2026 with 58 open issues being tracked.
How many stars does QuEST have? +
QuEST has 494 stars and 201 forks on GitHub.
How does QuEST rank among GitHub repositories? +
With 494 stars, QuEST-Kit/QuEST is ranked #9,203 globally across all repositories tracked on GitHubRepo and #726 among C++ projects.
What license is QuEST distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
