aws-cloudformation/cloudformation-guard
Guard offers a policy-as-code domain-specific language (DSL) to write rules and validate JSON- and YAML-formatted data such as CloudFormation Templates, K8s configurations, and Terraform JSON plans/configurations against those rules. Take this survey to provide feedback about cfn-guard: https://amazonmr.au1.qualtrics.com/jfe/form/SV_bpyzpfoYGGuuUl0
⚡ Executive Summary & Quick Facts
Authoritative Sourcecloudformation-guard is cloudformation-guard is an open-source project written in Rust: Guard offers a policy-as-code domain-specific language (DSL) to write rules and validate JSON- and YAML-formatted data such as CloudFormation Templates, K8s configurations, and Terraform JSON plans/configurations against those rules. Take this survey to provide feedback about cfn-guard: https://amazonmr.au1.qualtrics.com/jfe/form/SV_bpyzpfoYGGuuUl0..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), aws-cloudformation/cloudformation-guard has accumulated 1,392 GitHub stars and 199 forks. It is written in Rust, licensed under Apache-2.0, and ranks #7,059 globally. It is actively maintained with the latest commit recorded on Oct 23, 2026.”
| Repository | aws-cloudformation/cloudformation-guard ↗ |
|---|---|
| Primary Category | cfn guard |
| Language & Stack | Rust |
| Software License | Apache-2.0 |
| Community Traction | ★ 1.4K stars · ⑂ 199 forks · #7,059 globally |
| Maintenance | ● Active (Last commit: Oct 23, 2026) · 58 open issues |
| Target Audience | Developers and engineering teams building with Rust, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 92/100 · Grade AYes, cloudformation-guard is actively maintained. Continuous telemetry recorded the last code commit on Oct 23, 2026 (20 days ago). Supported by 1,392 stars and 199 community forks, this repository holds a calculated health index of 92/100, reflecting regular maintenance (20 days ago) and healthy issue cadence.
Star History
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+35
STARS · LAST 30 DAYS
1
PER DAY
#686
MOST-STARRED Rust
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +35 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +4 | +10 |
cloudformation-guard gained 35 stars in the last 30 days, about 1 a day, and now has 1.4K. It is about 6 years old and has averaged roughly 232 stars a year. It ranks #686 among Rust repositories and #7,059 across all languages on GitHubRepo.
Trending Record
16
DAYS ON TRENDING
#8259
BEST RANK
Oct 24, 2026
FIRST APPEARANCE
Active
STATUS TODAY
cloudformation-guard has maintained a continuous presence across global trending indexes, peaking at #8259. Below is the 30-day activity profile:
💡 Overview
cloudformation-guard is an open-source project written in Rust: Guard offers a policy-as-code domain-specific language (DSL) to write rules and validate JSON- and YAML-formatted data such as CloudFormation Templates, K8s configurations, and Terraform JSON plans/configurations against those rules. Take this survey to provide feedback about cfn-guard: https://amazonmr.au1.qualtrics.com/jfe/form/SV_bpyzpfoYGGuuUl0.
Engineered for speed, consistency, and developer ease, it solves common hurdles in cfn-guard, cloudformation, compliance. 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 Rust 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
$ cargo install cloudformation-guard⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Rust toolchain (rustc / cargo >= 1.70)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
cloudformation-guard coordinates its core functionality through a modular Rust 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 cloudformation-guard into Rust 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 Apache-2.0 license.
🚀 Getting Started
Install cloudformation-guard using your package manager: `cargo install cloudformation-guard`
Initialize your project workspace or configuration file for cloudformation-guard.
Import cloudformation-guard into your codebase or invoke it directly from your terminal.
Execute your test suite or run `cloudformation-guard --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with Rust, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
aws-cloudformation/cloudformation-guard is currently ranked #7,059 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
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|---|---|---|---|---|
| #7,053 | eclipse-milo/milo | Java | ★ 1.4K | Compare ↗ |
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| #7,059 | aws-cloudformation/cloudformation-guard This Project | Rust | ★ 1.4K | |
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Frequently Asked Questions
What does cloudformation-guard do? +
Guard offers a policy-as-code domain-specific language (DSL) to write rules and validate JSON- and YAML-formatted data such as CloudFormation Templates, K8s configurations, and Terraform JSON plans/configurations against those rules. Take this survey to provide feedback about cfn-guard: https://amazonmr.au1.qualtrics.com/jfe/form/SV_bpyzpfoYGGuuUl0
Is cloudformation-guard actively maintained in 2026? +
Yes, cloudformation-guard is actively maintained. The latest code push was recorded on Oct 23, 2026 (20 days ago). It holds a calculated Maintenance Health Score of 92/100 (A rating) with 1,392 stars and 58 open issues.
What language is cloudformation-guard written in? +
The primary language is Rust. Topics include: cfn-guard, cloudformation, compliance, governance, k8s.
How many stars does cloudformation-guard have? +
cloudformation-guard has 1,392 stars and 199 forks on GitHub.
How does cloudformation-guard rank among GitHub repositories? +
With 1,392 stars, aws-cloudformation/cloudformation-guard is ranked #7,059 globally across all repositories tracked on GitHubRepo and #686 among Rust projects.
What license is cloudformation-guard distributed under? +
The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.
