A lightweight frontend for Windows Firewall. Harden your security with Lockdown Mode, real-time connection alerts, and rule auditing. No custom drivers or telemetry. Block "phoning home" and stay private.
⚡ Executive Summary & Quick Facts
Authoritative Sourceminimalfirewall is minimalfirewall is an open-source project written in C#: A lightweight frontend for Windows Firewall. Harden your security with Lockdown Mode, real-time connection alerts, and rule auditing. No custom drivers or telemetry. Block "phoning home" and stay private..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), deminimis/minimalfirewall has accumulated 340 GitHub stars and 23 forks. It is written in C#, licensed under AGPL-3.0, and ranks #15,008 globally. It is actively maintained with the latest commit recorded on Oct 23, 2026.”
| Repository | deminimis/minimalfirewall ↗ |
|---|---|
| Primary Category | firewall |
| Language & Stack | C# |
| Software License | AGPL-3.0 |
| Community Traction | ★ 340 stars · ⑂ 23 forks · #15,008 globally |
| Maintenance | ● Active (Last commit: Oct 23, 2026) · 31 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, minimalfirewall is actively maintained. Continuous telemetry recorded the last code commit on Oct 23, 2026 (20 days ago). Supported by 340 stars and 23 community forks, this repository holds a calculated health index of 88/100, reflecting regular maintenance (20 days ago) and healthy issue cadence.
Star History
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+10
STARS · LAST 30 DAYS
1
PER DAY
#808
MOST-STARRED C#
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +10 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +3 | +10 |
minimalfirewall gained 10 stars in the last 30 days, about 1 a day, and now has 340. It is about 1 year old and has averaged roughly 340 stars a year. It ranks #808 among C# repositories and #15,008 across all languages on GitHubRepo.
Trending Record
17
DAYS ON TRENDING
#12298
BEST RANK
Oct 23, 2026
FIRST APPEARANCE
Active
STATUS TODAY
minimalfirewall has maintained a continuous presence across global trending indexes, peaking at #12298. Below is the 30-day activity profile:
💡 Overview
minimalfirewall is an open-source project written in C#: A lightweight frontend for Windows Firewall. Harden your security with Lockdown Mode, real-time connection alerts, and rule auditing. No custom drivers or telemetry. Block "phoning home" and stay private.
Engineered for speed, consistency, and developer ease, it solves common hurdles in firewall, firewall-configuration, firewall-rules. 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/deminimis/minimalfirewall.git
cd minimalfirewall⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
C# environment and standard tooling
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
minimalfirewall 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 minimalfirewall 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 AGPL-3.0 license.
🚀 Getting Started
Install minimalfirewall using your package manager: `git clone https://github.com/deminimis/minimalfirewall.git`
Initialize your project workspace or configuration file for minimalfirewall.
Import minimalfirewall into your codebase or invoke it directly from your terminal.
Execute your test suite or run `minimalfirewall --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
deminimis/minimalfirewall is currently ranked #15,008 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #14,989 | Ultraplot/UltraPlot | Python | ★ 341 | Compare ↗ |
| #14,989 | CodingWonders/MicroWin | C# | ★ 341 | Compare ↗ |
| #14,989 | railwayapp/railway-skills | Python | ★ 341 | Compare ↗ |
| #14,989 | HeyPuter/builder | JavaScript | ★ 341 | Compare ↗ |
| #14,989 | cauliflowermossgrape/idrive7-apps | JavaScript | ★ 341 | Compare ↗ |
| #15,008 | deminimis/minimalfirewall This Project | C# | ★ 340 | |
| #15,008 | wycats/merb | Ruby | ★ 340 | Compare ↗ |
| #15,008 | lunarmodules/luacov | Lua | ★ 340 | Compare ↗ |
| #15,008 | nervetattoo/elasticsearch | PHP | ★ 340 | Compare ↗ |
| #15,008 | wiiuse/wiiuse | C | ★ 340 | Compare ↗ |
| #15,008 | sds/haml-lint | Ruby | ★ 340 | Compare ↗ |
Frequently Asked Questions
What does minimalfirewall do? +
A lightweight frontend for Windows Firewall. Harden your security with Lockdown Mode, real-time connection alerts, and rule auditing. No custom drivers or telemetry. Block "phoning home" and stay private.
Is minimalfirewall actively maintained in 2026? +
Yes, minimalfirewall is actively maintained. The latest code push was recorded on Oct 23, 2026 (20 days ago). It holds a calculated Maintenance Health Score of 88/100 (A rating) with 340 stars and 31 open issues.
What language is minimalfirewall written in? +
The primary language is C#. Topics include: firewall, firewall-configuration, firewall-rules, security, wfp.
How many stars does minimalfirewall have? +
minimalfirewall has 340 stars and 23 forks on GitHub.
How does minimalfirewall rank among GitHub repositories? +
With 340 stars, deminimis/minimalfirewall is ranked #15,008 globally across all repositories tracked on GitHubRepo and #808 among C# projects.
What license is minimalfirewall distributed under? +
The repository reports a AGPL-3.0 license. Always verify the repository LICENSE file for legal terms.
