acts-project/acts
Experiment-independent toolkit for (charged) particle track reconstruction in (high energy) physics experiments implemented in modern C++
⚡ Executive Summary & Quick Facts
Authoritative Sourceacts is acts is an open-source project written in C++: Experiment-independent toolkit for (charged) particle track reconstruction in (high energy) physics experiments implemented in modern C++..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), acts-project/acts has accumulated 134 GitHub stars and 297 forks. It is written in C++, licensed under MPL-2.0, and ranks #23,541 globally. It is actively maintained with the latest commit recorded on Nov 9, 2026.”
| Repository | acts-project/acts ↗ |
|---|---|
| Primary Category | particle track reconstruction |
| Language & Stack | C++ |
| Software License | MPL-2.0 |
| Community Traction | ★ 134 stars · ⑂ 297 forks · #23,541 globally |
| Maintenance | ● Active (Last commit: Nov 9, 2026) · 247 open issues |
| Target Audience | Developers and engineering teams building with C++, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 97/100 · Grade A+Yes, acts is actively maintained. Continuous telemetry recorded the last code commit on Nov 9, 2026 (4 days ago). Supported by 134 stars and 297 community forks, this repository holds a calculated health index of 97/100, reflecting very active (commits within last 14 days) and healthy issue cadence.
Star History
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+2
STARS · LAST 30 DAYS
1
PER DAY
#1,801
MOST-STARRED C++
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +2 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +6 | +9 | +15 |
acts gained 2 stars in the last 30 days, about 1 a day, and now has 134. It is about 8 years old and has averaged roughly 17 stars a year. It ranks #1,801 among C++ repositories and #23,541 across all languages on GitHubRepo.
Trending Record
41
DAYS ON TRENDING
#6804
BEST RANK
Sep 29, 2026
FIRST APPEARANCE
Active
STATUS TODAY
acts has maintained a continuous presence across global trending indexes, peaking at #6804. Below is the 30-day activity profile:
💡 Overview
acts is an open-source project written in C++: Experiment-independent toolkit for (charged) particle track reconstruction in (high energy) physics experiments implemented in modern C++.
Engineered for speed, consistency, and developer ease, it solves common hurdles in particle-track-reconstruction, physics-experiment, reconstruction. 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/acts-project/acts.git
cd acts⚙ 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
acts 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 acts 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 MPL-2.0 license.
🚀 Getting Started
Install acts using your package manager: `git clone https://github.com/acts-project/acts.git`
Initialize your project workspace or configuration file for acts.
Import acts into your codebase or invoke it directly from your terminal.
Execute your test suite or run `acts --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
acts-project/acts is currently ranked #23,541 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #23,460 | ShadowSwaps/REA-Reconstruction-Companion | JavaScript | ★ 135 | Compare ↗ |
| #23,460 | changhaoting1998-star/factory-safety-loop | JavaScript | ★ 135 | Compare ↗ |
| #23,460 | rejig-app/rejig | Python | ★ 135 | Compare ↗ |
| #23,460 | chasem-dev/colosseum-launcher | JavaScript | ★ 135 | Compare ↗ |
| #23,460 | Goblinmine/homelab-diagram | Python | ★ 135 | Compare ↗ |
| #23,541 | acts-project/acts This Project | C++ | ★ 134 | |
| #23,541 | aasmith/feed-normalizer | Ruby | ★ 134 | Compare ↗ |
| #23,541 | leonho/iphone-libs | Objective-C | ★ 134 | Compare ↗ |
| #23,541 | ealdent/lda-ruby | Ruby | ★ 134 | Compare ↗ |
| #23,541 | mct/tcptraceroute | C | ★ 134 | Compare ↗ |
| #23,541 | russross/s3fslite | C++ | ★ 134 | Compare ↗ |
Frequently Asked Questions
What does acts do? +
Experiment-independent toolkit for (charged) particle track reconstruction in (high energy) physics experiments implemented in modern C++
Is acts actively maintained in 2026? +
Yes, acts is actively maintained. The latest code push was recorded on Nov 9, 2026 (4 days ago). It holds a calculated Maintenance Health Score of 97/100 (A+ rating) with 134 stars and 247 open issues.
What language is acts written in? +
The primary language is C++. Topics include: particle-track-reconstruction, physics-experiment, reconstruction, simulation.
How many stars does acts have? +
acts has 134 stars and 297 forks on GitHub.
How does acts rank among GitHub repositories? +
With 134 stars, acts-project/acts is ranked #23,541 globally across all repositories tracked on GitHubRepo and #1,801 among C++ projects.
What license is acts distributed under? +
The repository reports a MPL-2.0 license. Always verify the repository LICENSE file for legal terms.
