C library for encoding, decoding and manipulating JSON data
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+84
STARS · LAST 30 DAYS
3
PER DAY
#19
MOST-STARRED C
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +21 | +84 | +270 |
| Per day | 3 | 3 | 3 |
| Forks gained | +4 | +17 | +43 |
jansson gained 84 stars in the last 30 days, about 3 a day, and now has 3.4K. It is about 17 years old and has averaged roughly 198 stars a year. It ranks #19 among C repositories and #2,276 across all languages on GitHubRepo.
Trending Record
65
DAYS ON TRENDING
#100
BEST RANK
Apr 23, 2009
FIRST APPEARANCE
Active
STATUS TODAY
jansson has maintained a continuous presence across global trending indexes, peaking at #100. Below is the 30-day activity profile:
💡 Overview
jansson is an open-source project written in C: C library for encoding, decoding and manipulating JSON data.
Engineered for speed, consistency, and developer ease, it solves common hurdles in c, 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 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/akheron/jansson.git
cd jansson⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
C99 or C11 compiler with CMake / make
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
jansson 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 jansson 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 NOASSERTION license.
🚀 Getting Started
Install jansson using your package manager: `git clone https://github.com/akheron/jansson.git`
Initialize your project workspace or configuration file for jansson.
Import jansson into your codebase or invoke it directly from your terminal.
Execute your test suite or run `jansson --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
akheron/jansson is currently ranked #2,276 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #2,271 | zephir-lang/zephir | PHP | ★ 3.4K | Compare ↗ |
| #2,272 | automazeio/vibeproxy | Swift | ★ 3.4K | Compare ↗ |
| #2,273 | samber/cc-skills-golang | Go | ★ 3.4K | Compare ↗ |
| #2,273 | airbnb/MagazineLayout | Swift | ★ 3.4K | Compare ↗ |
| #2,275 | Ataraxy-Labs/sem | Rust | ★ 3.4K | Compare ↗ |
| #2,276 | akheron/jansson This Project | C | ★ 3.4K | |
| #2,276 | google/differential-privacy | Go | ★ 3.4K | Compare ↗ |
| #2,277 | directvt/vtm | C++ | ★ 3.4K | Compare ↗ |
| #2,278 | docker/docker-agent | Go | ★ 3.4K | Compare ↗ |
| #2,279 | superlinked/sie | Python | ★ 3.4K | Compare ↗ |
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Frequently Asked Questions
What does jansson do? +
C library for encoding, decoding and manipulating JSON data
What language is jansson written in? +
The primary language is C. Topics include: c, json.
Is jansson actively maintained? +
Yes, the last recorded push was on Jul 9, 2026 with 137 open issues being tracked.
How many stars does jansson have? +
jansson has 3,368 stars and 854 forks on GitHub.
How does jansson rank among GitHub repositories? +
With 3,368 stars, akheron/jansson is ranked #2,276 globally across all repositories tracked on GitHubRepo and #19 among C projects.
What license is jansson distributed under? +
The repository reports a NOASSERTION license. Always verify the repository LICENSE file for legal terms.
