Concise data definition language (RFC 8610) implementation and JSON and CBOR validator in Rust
⚡ Executive Summary & Quick Facts
Authoritative Sourcecddl is cddl is an open-source project written in Rust: Concise data definition language (RFC 8610) implementation and JSON and CBOR validator in Rust..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), anweiss/cddl has accumulated 139 GitHub stars and 20 forks. It is written in Rust, licensed under MIT, and ranks #23,202 globally. It is actively maintained with the latest commit recorded on Nov 8, 2026.”
| Repository | anweiss/cddl ↗ |
|---|---|
| Primary Category | cbor |
| Language & Stack | Rust |
| Software License | MIT |
| Community Traction | ★ 139 stars · ⑂ 20 forks · #23,202 globally |
| Maintenance | ● Active (Last commit: Nov 8, 2026) · 11 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: 93/100 · Grade A+Yes, cddl is actively maintained. Continuous telemetry recorded the last code commit on Nov 8, 2026 (6 days ago). Supported by 139 stars and 20 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
#2,189
MOST-STARRED Rust
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +10 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +3 | +10 |
cddl gained 10 stars in the last 30 days, about 1 a day, and now has 139. It is about 8 years old and has averaged roughly 17 stars a year. It ranks #2,189 among Rust repositories and #23,202 across all languages on GitHubRepo.
Trending Record
11
DAYS ON TRENDING
#18822
BEST RANK
Nov 1, 2026
FIRST APPEARANCE
Active
STATUS TODAY
cddl has maintained a continuous presence across global trending indexes, peaking at #18822. Below is the 30-day activity profile:
💡 Overview
cddl is an open-source project written in Rust: Concise data definition language (RFC 8610) implementation and JSON and CBOR validator in Rust.
Engineered for speed, consistency, and developer ease, it solves common hurdles in cbor, cddl, json. 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 cddl⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Rust toolchain (rustc / cargo >= 1.70)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
cddl 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 cddl 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 MIT license.
🚀 Getting Started
Install cddl using your package manager: `cargo install cddl`
Initialize your project workspace or configuration file for cddl.
Import cddl into your codebase or invoke it directly from your terminal.
Execute your test suite or run `cddl --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
anweiss/cddl is currently ranked #23,202 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #23,117 | aethai/ro3emu-server | C# | ★ 140 | Compare ↗ |
| #23,117 | lemonadesaltbagel/teardown | Python | ★ 140 | Compare ↗ |
| #23,117 | byizmysh/IZ2S-Platform | JavaScript | ★ 140 | Compare ↗ |
| #23,117 | ZigaoWang/zigzag | Swift | ★ 140 | Compare ↗ |
| #23,117 | TIGER-AI-Lab/WebsiteBench | Python | ★ 140 | Compare ↗ |
| #23,202 | anweiss/cddl This Project | Rust | ★ 139 | |
| #23,202 | mheath/adbcj | Java | ★ 139 | Compare ↗ |
| #23,202 | brunobord/tdaemon | Python | ★ 139 | Compare ↗ |
| #23,202 | netzke/netzke | Ruby | ★ 139 | Compare ↗ |
| #23,202 | rails/rails-contributors | Ruby | ★ 139 | Compare ↗ |
| #23,202 | YesWiki/yeswiki | PHP | ★ 139 | Compare ↗ |
Frequently Asked Questions
What does cddl do? +
Concise data definition language (RFC 8610) implementation and JSON and CBOR validator in Rust
Is cddl actively maintained in 2026? +
Yes, cddl is actively maintained. The latest code push was recorded on Nov 8, 2026 (6 days ago). It holds a calculated Maintenance Health Score of 93/100 (A+ rating) with 139 stars and 11 open issues.
What language is cddl written in? +
The primary language is Rust. Topics include: cbor, cddl, json, rust.
How many stars does cddl have? +
cddl has 139 stars and 20 forks on GitHub.
How does cddl rank among GitHub repositories? +
With 139 stars, anweiss/cddl is ranked #23,202 globally across all repositories tracked on GitHubRepo and #2,189 among Rust projects.
What license is cddl distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
