Star History
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[](https://githubrepo.cloud/repo/JetBrains/kotlin?utm_source=readme_badge) [](https://githubrepo.cloud/repo/JetBrains/kotlin?utm_source=readme_badge) [](https://githubrepo.cloud/repo/JetBrains/kotlin?utm_source=readme_badge)Momentum
+1.3K
STARS · LAST 30 DAYS
45
PER DAY
#2
MOST-STARRED Kotlin
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +17 | +1.3K | +4.1K |
| Per day | 2 | 45 | 45 |
| Forks gained | +10 | +129 | +322 |
kotlin gained 1.3K stars in the last 30 days, about 45 a day, and now has 53.5K. It is about 15 years old and has averaged roughly 3.6K stars a year. It ranks #2 among Kotlin repositories and #219 across all languages on GitHubRepo.
Trending Record
87
DAYS ON TRENDING
#77
BEST RANK
Feb 13, 2012
FIRST APPEARANCE
Active
STATUS TODAY
kotlin has maintained a continuous presence across global trending indexes, peaking at #77. Below is the 30-day activity profile:
💡 Overview
kotlin is an open-source project written in Kotlin: The Kotlin Programming Language. .
Engineered for speed, consistency, and developer ease, it solves common hurdles in compiler, gradle-plugin, intellij-plugin. 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 Kotlin 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/JetBrains/kotlin.git
cd kotlin⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
JDK 17+, Kotlin compiler >= 1.9
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
kotlin coordinates its core functionality through a modular Kotlin 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 kotlin into Kotlin 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 source license.
🚀 Getting Started
Install kotlin using your package manager: `git clone https://github.com/JetBrains/kotlin.git`
Initialize your project workspace or configuration file for kotlin.
Import kotlin into your codebase or invoke it directly from your terminal.
Execute your test suite or run `kotlin --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with Kotlin, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
JetBrains/kotlin is currently ranked #219 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #214 | wagoodman/dive | Go | ★ 54.6K | Compare ↗ |
| #215 | vuejs/core | TypeScript | ★ 54.5K | Compare ↗ |
| #216 | ggml-org/whisper.cpp | C++ | ★ 54.1K | Compare ↗ |
| #217 | mozilla/pdf.js | JavaScript | ★ 54K | Compare ↗ |
| #218 | router-for-me/CLIProxyAPI | Go | ★ 53.7K | Compare ↗ |
| #219 | JetBrains/kotlin This Project | Kotlin | ★ 53.5K | |
| #219 | jesseduffield/lazydocker | Go | ★ 53K | Compare ↗ |
| #220 | ChromeDevTools/chrome-devtools-mcp | TypeScript | ★ 52.8K | Compare ↗ |
| #221 | expo/expo | TypeScript | ★ 52.5K | Compare ↗ |
| #222 | run-llama/llama_index | Python | ★ 52.4K | Compare ↗ |
| #223 | etcd-io/etcd | Go | ★ 52.3K | Compare ↗ |
Frequently Asked Questions
What does kotlin do? +
The Kotlin Programming Language.
What language is kotlin written in? +
The primary language is Kotlin. Topics include: compiler, gradle-plugin, intellij-plugin, kotlin, kotlin-library.
Is kotlin actively maintained? +
Yes, the last recorded push was on Oct 5, 2026 with 465 open issues being tracked.
How many stars does kotlin have? +
kotlin has 53,475 stars and 6,434 forks on GitHub.
How does kotlin rank among GitHub repositories? +
With 53,475 stars, JetBrains/kotlin is ranked #219 globally across all repositories tracked on GitHubRepo and #2 among Kotlin projects.
What license is kotlin distributed under? +
No SPDX license identified yet. Code without a license is subject to copyright by default.
