A C++-based, cross platform ray tracing library
⚡ Executive Summary & Quick Facts
Authoritative Sourcevisionaray is visionaray is an open-source project written in C++: A C++-based, cross platform ray tracing library..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), szellmann/visionaray has accumulated 444 GitHub stars and 41 forks. It is written in C++, licensed under MIT, and ranks #13,114 globally. It is actively maintained with the latest commit recorded on Oct 20, 2026.”
| Repository | szellmann/visionaray ↗ |
|---|---|
| Primary Category | c plus plus |
| Language & Stack | C++ |
| Software License | MIT |
| Community Traction | ★ 444 stars · ⑂ 41 forks · #13,114 globally |
| Maintenance | ● Active (Last commit: Oct 20, 2026) · 4 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, visionaray is actively maintained. Continuous telemetry recorded the last code commit on Oct 20, 2026 (24 days ago). Supported by 444 stars and 41 community forks, this repository holds a calculated health index of 88/100, reflecting regular maintenance (24 days ago) and healthy issue cadence.
Star History
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+0
STARS · LAST 30 DAYS
1
PER DAY
#1,038
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 |
visionaray gained 0 stars in the last 30 days, about 1 a day, and now has 444. It is about 12 years old and has averaged roughly 37 stars a year. It ranks #1,038 among C++ repositories and #13,114 across all languages on GitHubRepo.
Trending Record
41
DAYS ON TRENDING
#3251
BEST RANK
Sep 27, 2026
FIRST APPEARANCE
Active
STATUS TODAY
visionaray has maintained a continuous presence across global trending indexes, peaking at #3251. Below is the 30-day activity profile:
💡 Overview
visionaray is an open-source project written in C++: A C++-based, cross platform ray tracing library.
Engineered for speed, consistency, and developer ease, it solves common hurdles in c-plus-plus, cuda, path-tracing. 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/szellmann/visionaray.git
cd visionaray⚙ 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
visionaray 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 visionaray 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 visionaray using your package manager: `git clone https://github.com/szellmann/visionaray.git`
Initialize your project workspace or configuration file for visionaray.
Import visionaray into your codebase or invoke it directly from your terminal.
Execute your test suite or run `visionaray --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
szellmann/visionaray is currently ranked #13,114 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #13,104 | nats-io/nats.js | TypeScript | ★ 445 | Compare ↗ |
| #13,104 | muni-works/vcad | Rust | ★ 445 | Compare ↗ |
| #13,104 | yiliqi78/TOKENICODE | TypeScript | ★ 445 | Compare ↗ |
| #13,104 | anonvector/slipgate | Go | ★ 445 | Compare ↗ |
| #13,104 | notque/vexjoy-agent | Python | ★ 445 | Compare ↗ |
| #13,114 | szellmann/visionaray This Project | C++ | ★ 444 | |
| #13,114 | jgarber/redcloth | Ragel | ★ 444 | Compare ↗ |
| #13,114 | relevance/tarantula | Ruby | ★ 444 | Compare ↗ |
| #13,114 | ThomasHabets/arping | C | ★ 444 | Compare ↗ |
| #13,114 | jstrait/beats | Ruby | ★ 444 | Compare ↗ |
| #13,114 | mynyml/harmony | Ruby | ★ 444 | Compare ↗ |
Frequently Asked Questions
What does visionaray do? +
A C++-based, cross platform ray tracing library
Is visionaray actively maintained in 2026? +
Yes, visionaray is actively maintained. The latest code push was recorded on Oct 20, 2026 (24 days ago). It holds a calculated Maintenance Health Score of 88/100 (A rating) with 444 stars and 4 open issues.
What language is visionaray written in? +
The primary language is C++. Topics include: c-plus-plus, cuda, path-tracing, ray-tracing, ray-tracing-template-library.
How many stars does visionaray have? +
visionaray has 444 stars and 41 forks on GitHub.
How does visionaray rank among GitHub repositories? +
With 444 stars, szellmann/visionaray is ranked #13,114 globally across all repositories tracked on GitHubRepo and #1,038 among C++ projects.
What license is visionaray distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
