SimonCropp/Polyfill
Source only package that exposes newer APIs, .net features, and C# features to older runtimes.
Star History
Momentum
+12
STARS · LAST 30 DAYS
1
PER DAY
#227
MOST-STARRED C#
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +7 | +12 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +1 | +3 | +10 |
Polyfill gained 12 stars in the last 30 days, about 1 a day, and now has 490. It is about 4 years old and has averaged roughly 123 stars a year. It ranks #227 among C# repositories and #3,869 across all languages on GitHubRepo.
Trending Record
2
DAYS ON TRENDING
#3698
BEST RANK
Sep 28, 2026
FIRST APPEARANCE
Active
STATUS TODAY
Polyfill has maintained a continuous presence across global trending indexes, peaking at #3698. Below is the 30-day activity profile:
💡 Overview
Polyfill is an open-source project written in C#: Source only package that exposes newer APIs, .net features, and C# features to older runtimes.
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/SimonCropp/Polyfill.git
cd Polyfill⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
C# environment and standard tooling
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
Polyfill 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 Polyfill 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 Polyfill using your package manager: `git clone https://github.com/SimonCropp/Polyfill.git`
Initialize your project workspace or configuration file for Polyfill.
Import Polyfill into your codebase or invoke it directly from your terminal.
Execute your test suite or run `Polyfill --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
SimonCropp/Polyfill is currently ranked #3,869 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #3,860 | quickdrawjs/quickdraw | JavaScript | ★ 492 | Compare ↗ |
| #3,865 | kemayo/maphilight | Python | ★ 491 | Compare ↗ |
| #3,865 | crumbhole/argocd-lovely-plugin | Go | ★ 491 | Compare ↗ |
| #3,865 | NoKV-Lab/NoKV | Rust | ★ 491 | Compare ↗ |
| #3,865 | Sayhi-bzb/CharDesk | TypeScript | ★ 491 | Compare ↗ |
| #3,869 | SimonCropp/Polyfill This Project | C# | ★ 490 | |
| #3,869 | apache/commons-codec | Java | ★ 490 | Compare ↗ |
| #3,871 | svenfuchs/adva_cms | JavaScript | ★ 489 | Compare ↗ |
| #3,871 | palantir/conjure | Java | ★ 489 | Compare ↗ |
| #3,871 | Reedyuk/blue-falcon | Kotlin | ★ 489 | Compare ↗ |
| #3,871 | istio/ztunnel | Rust | ★ 489 | Compare ↗ |
Frequently Asked Questions
What does Polyfill do? +
Source only package that exposes newer APIs, .net features, and C# features to older runtimes.
What language is Polyfill written in? +
The primary language is C#. Topics include: software.
Is Polyfill actively maintained? +
Yes, the last recorded push was on Sep 27, 2026 with 0 open issues being tracked.
How many stars does Polyfill have? +
Polyfill has 490 stars and 45 forks on GitHub.
How does Polyfill rank among GitHub repositories? +
With 490 stars, SimonCropp/Polyfill is ranked #3,869 globally across all repositories tracked on GitHubRepo and #227 among C# projects.
What license is Polyfill distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
