showdownjs/showdown
A bidirectional Markdown to HTML to Markdown converter written in Javascript
⚡ Executive Summary & Quick Facts
Authoritative Sourceshowdown is showdown is an open-source project written in JavaScript: A bidirectional Markdown to HTML to Markdown converter written in Javascript..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), showdownjs/showdown has accumulated 14,874 GitHub stars and 1,560 forks. It is written in JavaScript, licensed under MIT, and ranks #1,153 globally. It is actively maintained with the latest commit recorded on Oct 29, 2026.”
| Repository | showdownjs/showdown ↗ |
|---|---|
| Primary Category | converter |
| Language & Stack | JavaScript |
| Software License | MIT |
| Community Traction | ★ 14.9K stars · ⑂ 1.6K forks · #1,153 globally |
| Maintenance | ● Active (Last commit: Oct 29, 2026) · 242 open issues |
| Target Audience | Developers and engineering teams building with JavaScript, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 100/100 · Grade A+Yes, showdown is actively maintained. Continuous telemetry recorded the last code commit on Oct 29, 2026 (14 days ago). Supported by 14,874 stars and 1,560 community forks, this repository holds a calculated health index of 100/100, reflecting very active (commits within last 14 days) and healthy issue cadence.
Star History
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[](https://githubrepo.cloud/repo/showdownjs/showdown?utm_source=readme_badge) [](https://githubrepo.cloud/repo/showdownjs/showdown?utm_source=readme_badge) [](https://githubrepo.cloud/repo/showdownjs/showdown?utm_source=readme_badge) [](https://githubrepo.cloud/repo/showdownjs/showdown?utm_source=readme_badge) [](https://githubrepo.cloud/repo/showdownjs/showdown?utm_source=readme_badge)Momentum
+6
STARS · LAST 30 DAYS
1
PER DAY
#116
MOST-STARRED JavaScript
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +6 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +0 | +78 |
showdown gained 6 stars in the last 30 days, about 1 a day, and now has 14.9K. It is about 18 years old and has averaged roughly 826 stars a year. It ranks #116 among JavaScript repositories and #1,153 across all languages on GitHubRepo.
Trending Record
43
DAYS ON TRENDING
#775
BEST RANK
Sep 25, 2026
FIRST APPEARANCE
Active
STATUS TODAY
showdown has maintained a continuous presence across global trending indexes, peaking at #775. Below is the 30-day activity profile:
💡 Overview
showdown is an open-source project written in JavaScript: A bidirectional Markdown to HTML to Markdown converter written in Javascript.
Engineered for speed, consistency, and developer ease, it solves common hurdles in converter, gfm, html. 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 JavaScript 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
$ npm install showdown⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Node.js >= 18 or modern Evergreen browser
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
showdown coordinates its core functionality through a modular JavaScript 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 showdown into JavaScript 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 showdown using your package manager: `npm install showdown`
Initialize your project workspace or configuration file for showdown.
Import showdown into your codebase or invoke it directly from your terminal.
Execute your test suite or run `showdown --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with JavaScript, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
showdownjs/showdown is currently ranked #1,153 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #1,148 | SubtitleEdit/subtitleedit | C# | ★ 14.9K | Compare ↗ |
| #1,149 | advplyr/audiobookshelf | JavaScript | ★ 14.9K | Compare ↗ |
| #1,150 | yihui-dev/awesome-opus5-5-videos | — | ★ 14.9K | Compare ↗ |
| #1,151 | oblien/openship | TypeScript | ★ 14.9K | Compare ↗ |
| #1,152 | mickael-kerjean/filestash | Go | ★ 14.9K | Compare ↗ |
| #1,153 | showdownjs/showdown This Project | JavaScript | ★ 14.9K | |
| #1,154 | altstoreio/AltStore | Swift | ★ 14.8K | Compare ↗ |
| #1,155 | qgis/QGIS | C++ | ★ 14.8K | Compare ↗ |
| #1,156 | dotnet/efcore | C# | ★ 14.8K | Compare ↗ |
| #1,157 | casdoor/casdoor | Go | ★ 14.8K | Compare ↗ |
| #1,158 | e2b-dev/E2B | Python | ★ 14.8K | Compare ↗ |
Frequently Asked Questions
What does showdown do? +
A bidirectional Markdown to HTML to Markdown converter written in Javascript
Is showdown actively maintained in 2026? +
Yes, showdown is actively maintained. The latest code push was recorded on Oct 29, 2026 (14 days ago). It holds a calculated Maintenance Health Score of 100/100 (A+ rating) with 14,874 stars and 242 open issues.
What language is showdown written in? +
The primary language is JavaScript. Topics include: converter, gfm, html, html-converter, javascript.
How many stars does showdown have? +
showdown has 14,874 stars and 1,560 forks on GitHub.
How does showdown rank among GitHub repositories? +
With 14,874 stars, showdownjs/showdown is ranked #1,153 globally across all repositories tracked on GitHubRepo and #116 among JavaScript projects.
What license is showdown distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
