⚡ Executive Summary & Quick Facts
Authoritative SourceRAJA is RAJA is an open-source project written in C++: RAJA Performance Portability Layer (C++)..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), llnl/RAJA has accumulated 601 GitHub stars and 118 forks. It is written in C++, licensed under BSD-3-Clause, and ranks #11,297 globally. It is actively maintained with the latest commit recorded on Oct 7, 2026.”
| Repository | llnl/RAJA ↗ |
|---|---|
| Primary Category | blt |
| Language & Stack | C++ |
| Software License | BSD-3-Clause |
| Community Traction | ★ 601 stars · ⑂ 118 forks · #11,297 globally |
| Maintenance | ● Active (Last commit: Oct 7, 2026) · 196 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: 88/100 · Grade AYes, RAJA is actively maintained. Continuous telemetry recorded the last code commit on Oct 7, 2026 (37 days ago). Supported by 601 stars and 118 community forks, this repository holds a calculated health index of 88/100, reflecting regular maintenance (37 days ago) and healthy issue cadence.
Star History
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+0
STARS · LAST 30 DAYS
1
PER DAY
#892
MOST-STARRED C++
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +0 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +0 | +10 |
RAJA gained 0 stars in the last 30 days, about 1 a day, and now has 601. It is about 11 years old and has averaged roughly 55 stars a year. It ranks #892 among C++ repositories and #11,297 across all languages on GitHubRepo.
Trending Record
43
DAYS ON TRENDING
#1974
BEST RANK
Sep 25, 2026
FIRST APPEARANCE
Active
STATUS TODAY
RAJA has maintained a continuous presence across global trending indexes, peaking at #1974. Below is the 30-day activity profile:
💡 Overview
RAJA is an open-source project written in C++: RAJA Performance Portability Layer (C++).
Engineered for speed, consistency, and developer ease, it solves common hurdles in blt, c-plus-plus, cpp. 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/llnl/RAJA.git
cd RAJA⚙ 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
RAJA 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 RAJA 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 BSD-3-Clause license.
🚀 Getting Started
Install RAJA using your package manager: `git clone https://github.com/llnl/RAJA.git`
Initialize your project workspace or configuration file for RAJA.
Import RAJA into your codebase or invoke it directly from your terminal.
Execute your test suite or run `RAJA --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
llnl/RAJA is currently ranked #11,297 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #11,287 | openvinotoolkit/openvino.genai | C++ | ★ 602 | Compare ↗ |
| #11,287 | nikunjsingh93/react-glass-keep | JavaScript | ★ 602 | Compare ↗ |
| #11,287 | mogenius/renovate-operator | Go | ★ 602 | Compare ↗ |
| #11,287 | Enderfga/claw-orchestrator | TypeScript | ★ 602 | Compare ↗ |
| #11,287 | CorgiCorner/bisibility | TypeScript | ★ 602 | Compare ↗ |
| #11,297 | llnl/RAJA This Project | C++ | ★ 601 | |
| #11,297 | perfectline/validates_url | Ruby | ★ 601 | Compare ↗ |
| #11,297 | hynek/doc2dash | Python | ★ 601 | Compare ↗ |
| #11,297 | ProjectSkyfire/SkyFire_548 | C++ | ★ 601 | Compare ↗ |
| #11,297 | proftpd/proftpd | C | ★ 601 | Compare ↗ |
| #11,297 | randoop/randoop | Java | ★ 601 | Compare ↗ |
Frequently Asked Questions
What does RAJA do? +
RAJA Performance Portability Layer (C++)
Is RAJA actively maintained in 2026? +
Yes, RAJA is actively maintained. The latest code push was recorded on Oct 7, 2026 (37 days ago). It holds a calculated Maintenance Health Score of 88/100 (A rating) with 601 stars and 196 open issues.
What language is RAJA written in? +
The primary language is C++. Topics include: blt, c-plus-plus, cpp, llnl, parallel-computing.
How many stars does RAJA have? +
RAJA has 601 stars and 118 forks on GitHub.
How does RAJA rank among GitHub repositories? +
With 601 stars, llnl/RAJA is ranked #11,297 globally across all repositories tracked on GitHubRepo and #892 among C++ projects.
What license is RAJA distributed under? +
The repository reports a BSD-3-Clause license. Always verify the repository LICENSE file for legal terms.
