Fast Compiler for C# Expression Trees and the lightweight LightExpression alternative. Diagnostic and code generation tools for the expressions.
⚡ Executive Summary & Quick Facts
Authoritative SourceFastExpressionCompiler is FastExpressionCompiler is an open-source project written in C#: Fast Compiler for C# Expression Trees and the lightweight LightExpression alternative. Diagnostic and code generation tools for the expressions..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), dadhi/FastExpressionCompiler has accumulated 1,380 GitHub stars and 97 forks. It is written in C#, licensed under MIT, and ranks #6,267 globally. It is actively maintained with the latest commit recorded on Oct 28, 2026.”
| Repository | dadhi/FastExpressionCompiler ↗ |
|---|---|
| Primary Category | benchmark |
| Language & Stack | C# |
| Software License | MIT |
| Community Traction | ★ 1.4K stars · ⑂ 97 forks · #6,267 globally |
| Maintenance | ● Active (Last commit: Oct 28, 2026) · 28 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, FastExpressionCompiler is actively maintained. Continuous telemetry recorded the last code commit on Oct 28, 2026 (4 days ago). Supported by 1,380 stars and 97 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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+35
STARS · LAST 30 DAYS
1
PER DAY
#330
MOST-STARRED C#
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +2 | +35 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +1 | +3 | +10 |
FastExpressionCompiler gained 35 stars in the last 30 days, about 1 a day, and now has 1.4K. It is about 10 years old and has averaged roughly 138 stars a year. It ranks #330 among C# repositories and #6,267 across all languages on GitHubRepo.
Trending Record
11
DAYS ON TRENDING
#7698
BEST RANK
Oct 20, 2026
FIRST APPEARANCE
Active
STATUS TODAY
FastExpressionCompiler has maintained a continuous presence across global trending indexes, peaking at #7698. Below is the 30-day activity profile:
💡 Overview
FastExpressionCompiler is an open-source project written in C#: Fast Compiler for C# Expression Trees and the lightweight LightExpression alternative. Diagnostic and code generation tools for the expressions.
Engineered for speed, consistency, and developer ease, it solves common hurdles in benchmark, closure, code-generation. 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/dadhi/FastExpressionCompiler.git
cd FastExpressionCompiler⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
C# environment and standard tooling
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
FastExpressionCompiler 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 FastExpressionCompiler 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 FastExpressionCompiler using your package manager: `git clone https://github.com/dadhi/FastExpressionCompiler.git`
Initialize your project workspace or configuration file for FastExpressionCompiler.
Import FastExpressionCompiler into your codebase or invoke it directly from your terminal.
Execute your test suite or run `FastExpressionCompiler --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
dadhi/FastExpressionCompiler is currently ranked #6,267 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
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| #6,267 | dadhi/FastExpressionCompiler This Project | C# | ★ 1.4K | |
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Frequently Asked Questions
What does FastExpressionCompiler do? +
Fast Compiler for C# Expression Trees and the lightweight LightExpression alternative. Diagnostic and code generation tools for the expressions.
Is FastExpressionCompiler actively maintained in 2026? +
Yes, FastExpressionCompiler is actively maintained. The latest code push was recorded on Oct 28, 2026 (4 days ago). It holds a calculated Maintenance Health Score of 97/100 (A+ rating) with 1,380 stars and 28 open issues.
What language is FastExpressionCompiler written in? +
The primary language is C#. Topics include: benchmark, closure, code-generation, compiler, delegate.
How many stars does FastExpressionCompiler have? +
FastExpressionCompiler has 1,380 stars and 97 forks on GitHub.
How does FastExpressionCompiler rank among GitHub repositories? +
With 1,380 stars, dadhi/FastExpressionCompiler is ranked #6,267 globally across all repositories tracked on GitHubRepo and #330 among C# projects.
What license is FastExpressionCompiler distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
