Object Analysis Toolkit is a C# library for analyzing objects using Rules.
⚡ Executive Summary & Quick Facts
Authoritative SourceOAT is OAT is an open-source project written in C#: Object Analysis Toolkit is a C# library for analyzing objects using Rules..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), microsoft/OAT has accumulated 102 GitHub stars and 19 forks. It is written in C#, licensed under MIT, and ranks #26,774 globally. It is actively maintained with the latest commit recorded on Nov 12, 2026.”
| Repository | microsoft/OAT ↗ |
|---|---|
| Primary Category | developer tools |
| Language & Stack | C# |
| Software License | MIT |
| Community Traction | ★ 102 stars · ⑂ 19 forks · #26,774 globally |
| Maintenance | ● Active (Last commit: Nov 12, 2026) · 3 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: 93/100 · Grade A+Yes, OAT is actively maintained. Continuous telemetry recorded the last code commit on Nov 12, 2026 (1 days ago). Supported by 102 stars and 19 community forks, this repository holds a calculated health index of 93/100, reflecting very active (commits within last 14 days) and healthy issue cadence.
Star History
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+10
STARS · LAST 30 DAYS
1
PER DAY
#1,489
MOST-STARRED C#
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +7 | +10 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +1 | +3 | +10 |
OAT gained 10 stars in the last 30 days, about 1 a day, and now has 102. It is about 6 years old and has averaged roughly 17 stars a year. It ranks #1,489 among C# repositories and #26,774 across all languages on GitHubRepo.
Trending Record
2
DAYS ON TRENDING
#25186
BEST RANK
Nov 13, 2026
FIRST APPEARANCE
Active
STATUS TODAY
OAT has maintained a continuous presence across global trending indexes, peaking at #25186. Below is the 30-day activity profile:
💡 Overview
OAT is an open-source project written in C#: Object Analysis Toolkit is a C# library for analyzing objects using Rules.
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/microsoft/OAT.git
cd OAT⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
C# environment and standard tooling
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
OAT 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 OAT 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 OAT using your package manager: `git clone https://github.com/microsoft/OAT.git`
Initialize your project workspace or configuration file for OAT.
Import OAT into your codebase or invoke it directly from your terminal.
Execute your test suite or run `OAT --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
microsoft/OAT is currently ranked #26,774 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #26,663 | athasdev/browser | Swift | ★ 103 | Compare ↗ |
| #26,663 | holdmysocks/rusty-mcla | Rust | ★ 103 | Compare ↗ |
| #26,663 | KadoBOT/ComfyUI-H3-Continuity-Studio | Python | ★ 103 | Compare ↗ |
| #26,663 | JDhruv14/ascii-diorama | JavaScript | ★ 103 | Compare ↗ |
| #26,663 | JanDeDobbeleer/waku | C++ | ★ 103 | Compare ↗ |
| #26,774 | microsoft/OAT This Project | C# | ★ 102 | |
| #26,774 | mbleigh/uberkit | Ruby | ★ 102 | Compare ↗ |
| #26,774 | macournoyer/min | Java | ★ 102 | Compare ↗ |
| #26,774 | chb/indivo_server | Python | ★ 102 | Compare ↗ |
| #26,774 | hoelzro/linotify | C | ★ 102 | Compare ↗ |
| #26,774 | dcrec1/acts_as_solr_reloaded | Ruby | ★ 102 | Compare ↗ |
Frequently Asked Questions
What does OAT do? +
Object Analysis Toolkit is a C# library for analyzing objects using Rules.
Is OAT actively maintained in 2026? +
Yes, OAT is actively maintained. The latest code push was recorded on Nov 12, 2026 (1 days ago). It holds a calculated Maintenance Health Score of 93/100 (A+ rating) with 102 stars and 3 open issues.
What language is OAT written in? +
The primary language is C#. Topics include: software.
How many stars does OAT have? +
OAT has 102 stars and 19 forks on GitHub.
How does OAT rank among GitHub repositories? +
With 102 stars, microsoft/OAT is ranked #26,774 globally across all repositories tracked on GitHubRepo and #1,489 among C# projects.
What license is OAT distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
