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AliveToolkit
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AliveToolkit/alive2

Automatic verification of LLVM optimizations

★1.2KSTARS
⑂159FORKS
!76ISSUES
🏆#2,978GLOBAL RANK
🔥2DAYS TRENDING
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+29

STARS · LAST 30 DAYS

1

PER DAY

#213

MOST-STARRED C++

Window7 days30 days90 days
Stars gained+7+29+90
Per day111
Forks gained+1+3+10

alive2 gained 29 stars in the last 30 days, about 1 a day, and now has 1.2K. It is about 8 years old and has averaged roughly 147 stars a year. It ranks #213 among C++ repositories and #2,978 across all languages on GitHubRepo.

Trending Record

alive2 has maintained a continuous presence across global trending indexes, peaking at #3186. Below is the 30-day activity profile:

💡 Overview

alive2 is an open-source project written in C++: Automatic verification of LLVM optimizations.

Engineered for speed, consistency, and developer ease, it solves common hurdles in automatic-verification, llvm, llvm-ir. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.

⚡ Key Features

1

Optimized execution pipeline written in C++ for predictable speed.

2

Zero-friction configuration with comprehensive sensible defaults out of the box.

3

Cross-platform runtime support across Linux, macOS, and Windows environments.

4

Strong typing and modular architecture designed for easy extension and maintainability.

5

Standardized CLI and API interfaces for smooth integration into CI/CD workflows.

6

Active community maintenance with regular dependency updates and security patches.

📥 Installation

terminal
$ git clone https://github.com/AliveToolkit/alive2.git
cd alive2

⚙ 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

alive2 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 alive2 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

1

Install alive2 using your package manager: `git clone https://github.com/AliveToolkit/alive2.git`

2

Initialize your project workspace or configuration file for alive2.

3

Import alive2 into your codebase or invoke it directly from your terminal.

4

Execute your test suite or run `alive2 --help` to verify successful setup.

👍 Strengths

Active community backing with 1,176 GitHub stars and verified adoption.
Permissive open-source distribution under the MIT license.
Built in C++ for high execution speed and developer familiarity.
Cross-platform compatibility across modern Linux, macOS, and Windows environments.
Clean modular design allowing flexible configuration and pipeline integration.

⚠️ Considerations

Requires familiarity with C++ and modern CLI workflows.
Ecosystem extensions may require manual configuration depending on environment constraints.
Active development roadmap means breaking API changes may occur across major versions.

⇄ Alternatives & Direct Competitors

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👥 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

AliveToolkit/alive2 is currently ranked #2,978 by stars across every repository tracked on GitHubRepo. These are adjacent projects:

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#2,978 AliveToolkit/alive2 This Project C++ ★ 1.2K
#2,979 Fabulously-Optimized/fabulously-optimized Python ★ 1.2K Compare ↗
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Frequently Asked Questions

What does alive2 do? +

Automatic verification of LLVM optimizations

What language is alive2 written in? +

The primary language is C++. Topics include: automatic-verification, llvm, llvm-ir, model-checking, smt.

Is alive2 actively maintained? +

Yes, the last recorded push was on Sep 29, 2026 with 76 open issues being tracked.

How many stars does alive2 have? +

alive2 has 1,176 stars and 159 forks on GitHub.

How does alive2 rank among GitHub repositories? +

With 1,176 stars, AliveToolkit/alive2 is ranked #2,978 globally across all repositories tracked on GitHubRepo and #213 among C++ projects.

What license is alive2 distributed under? +

The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.

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