Home / Swift / swift-syntax

swiftlang/swift-syntax

A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code.

Swift ◇ developer-tools Apache-2.0

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★3.7KSTARS

⑂554FORKS

!184ISSUES

🏆#1,310GLOBAL RANK

🔥6DAYS TRENDING

🚀

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Star History

Continuous Observations

Interactive star growth chart for swiftlang/swift-syntax

Momentum

+93

STARS · LAST 30 DAYS

PER DAY

#62

MOST-STARRED Swift

Window	7 days	30 days	90 days
Stars gained	+21	+93	+270
Per day	3	3	3
Forks gained	+3	+11	+28

swift-syntax gained 93 stars in the last 30 days, about 3 a day, and now has 3.7K. It is about 8 years old and has averaged roughly 463 stars a year. It ranks #62 among Swift repositories and #1,310 across all languages on GitHubRepo.

Trending Record

swift-syntax has maintained a continuous presence across global trending indexes, peaking at #387. Below is the 30-day activity profile:

💡 Overview

swift-syntax is an open-source project written in Swift: A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code.

Engineered for speed, consistency, and developer ease, it solves common hurdles in Swift. 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 Swift 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

terminal

$ git clone https://github.com/swiftlang/swift-syntax.git
cd swift-syntax

$ git clone https://github.com/swiftlang/swift-syntax.git
cd swift-syntax

> git clone https://github.com/swiftlang/swift-syntax.git
cd swift-syntax

⚙ System Requirements

Platforms

• macOS
• Linux
• Windows

Runtime & Dependencies

Swift 5.9+ / Xcode 15+ (macOS/Linux)

Architecture

x86_64, ARM64 (Apple Silicon & Graviton)

🧠 How It Works

swift-syntax coordinates its core functionality through a modular Swift 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 swift-syntax into Swift 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 swift-syntax using your package manager: `git clone https://github.com/swiftlang/swift-syntax.git`

Initialize your project workspace or configuration file for swift-syntax.

Import swift-syntax into your codebase or invoke it directly from your terminal.

Execute your test suite or run `swift-syntax --help` to verify successful setup.

👍 Strengths

Active community backing with 3,701 GitHub stars and verified adoption.

Permissive open-source distribution under the Apache-2.0 license.

Built in Swift for high execution speed and developer familiarity.

Cross-platform compatibility across modern Linux, macOS, and Windows environments.

Clean modular design allowing flexible configuration and pipeline integration.

⚠️ Considerations

Requires familiarity with Swift and modern CLI workflows.

Ecosystem extensions may require manual configuration depending on environment constraints.

Active development roadmap means breaking API changes may occur across major versions.

⇄ Alternatives & Direct Competitors

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👥 Who Should Use This

Developers and engineering teams building with Swift, seeking reliable, tested, and actively maintained tooling for production workloads.

🏆 Nearby in the Rankings

swiftlang/swift-syntax is currently ranked #1,310 by stars across every repository tracked on GitHubRepo. These are adjacent projects:

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#1,306	yaojingang/GEOFlow	PHP	★ 3.7K	Compare ↗
#1,308	spring-io/initializr	Java	★ 3.7K	Compare ↗
#1,309	websocket-client/websocket-client	Python	★ 3.7K	Compare ↗
#1,310	swiftlang/swift-syntax This Project	Swift	★ 3.7K
#1,310	rust-lang/crates.io	Rust	★ 3.7K	Compare ↗
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Frequently Asked Questions

What does swift-syntax do? +

A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code.

What language is swift-syntax written in? +

The primary language is Swift. Topics include: software.

Is swift-syntax actively maintained? +

Yes, the last recorded push was on Sep 26, 2026 with 184 open issues being tracked.

How many stars does swift-syntax have? +

swift-syntax has 3,703 stars and 554 forks on GitHub.

How does swift-syntax rank among GitHub repositories? +

With 3,703 stars, swiftlang/swift-syntax is ranked #1,310 globally across all repositories tracked on GitHubRepo and #62 among Swift projects.

What license is swift-syntax distributed under? +

The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.

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LinkedIn

Why swift-syntax is replacing paid subscriptions for engineering teams

Stop paying $50+/month for locked SaaS tools.

Over 3,703 developers have starred swiftlang/swift-syntax, an impressive Swift open-source project designed to A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code.

Key Engineering Advantages:
• 100% Local-First: Complete data privacy with zero tracking or telemetry.
• Zero Subscription Costs: No paywalls, per-seat fees, or API markups.
• Complete Customization: Native open-source architecture you can fork, inspect, and deploy anywhere.
• Proven Adoption: 3,703 GitHub stars and 554 forks.

If you're looking to streamline your engineering workflows without ballooning software expenses, this is worth checking out.

👉 Full star velocity and architectural report: https://githubrepo.cloud/repo/swiftlang/swift-syntax
⭐ GitHub Repository: https://github.com/swiftlang/swift-syntax

#OpenSource #SoftwareEngineering #DeveloperTools #Tech #Programming #Swift

🤖

Reddit (r/opensource, r/webdev, r/selfhosted)

Show r/opensource: swift-syntax – A free, self-hosted tool that lets you A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code

Hey everyone,

I wanted to share an interesting open-source project called **swift-syntax** (https://github.com/swiftlang/swift-syntax) that has been picking up heavy momentum lately (3,703 stars).

### What problem does it solve?
Many existing tools in this domain require expensive cloud plans or store your data on third-party servers. swift-syntax was built with a local-first philosophy, allowing developers to A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code without recurring subscription costs or privacy compromises.

### Tech Stack & Details:
- **Language:** Swift
- **License:** Apache-2.0
- **GitHub:** [swiftlang/swift-syntax](https://github.com/swiftlang/swift-syntax)
- **Live Star Momentum Tracker:** [https://githubrepo.cloud/repo/swiftlang/swift-syntax](https://githubrepo.cloud/repo/swiftlang/swift-syntax)

Has anyone here tested this in production or integrated it into existing pipelines? Would love to hear your experience and feedback!

🟧

Hacker News (Show HN)

Show HN: swift-syntax – A set of Swift libraries for parsing, inspecting, generating, and t...

Hi HN,

swift-syntax is an open-source Swift project designed to A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code.

Rather than relying on closed cloud endpoints, it executes locally on your own machine, providing predictable latency, total privacy, and full control.

Repository: https://github.com/swiftlang/swift-syntax
Documentation & Metrics: https://githubrepo.cloud/repo/swiftlang/swift-syntax

Feedback and PRs are welcome.

✍️

Dev.to / Hashnode Tags: opensource, swift, devtools, webdev

This GitHub repo replaces a $50 a month tool! Stop paying expensive software subscriptions. Meet swift-syntax (3,703 GitHub Stars)

---
title: This GitHub repo replaces a $50 a month tool! Stop paying expensive software subscriptions. Meet swift-syntax
published: true
tags: opensource, swift, devtools, programming
---

## Stop Paying Software Subscriptions For This

Finding high-quality, production-ready open source alternatives to expensive proprietary software can save engineering teams thousands of dollars every year.

Today, we're looking at **[swiftlang/swift-syntax](https://github.com/swiftlang/swift-syntax)**, a rapidly rising repository with **3,703 GitHub stars** and **554 forks**.

### What is swift-syntax?

> A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code

Written in **Swift**, swift-syntax runs directly on your local workstation or private server, keeping your data secure and eliminating recurring license fees.

### Key Highlights
- **High Performance:** Lightweight, reliable, and built in Swift.
- **Privacy & Security:** Complete ownership of your environment and data.
- **Growing Momentum:** Ranked **#1,310** globally across tracked repositories on [GitHubRepo](https://githubrepo.cloud/repo/swiftlang/swift-syntax).

### Quick Start
To get started locally:

```bash
git clone https://github.com/swiftlang/swift-syntax.git
cd swift-syntax
```

Check out the full repository and star history analytics here:
- **GitHub:** [swiftlang/swift-syntax](https://github.com/swiftlang/swift-syntax)
- **Star Velocity Tracker:** [swift-syntax on GitHubRepo.cloud](https://githubrepo.cloud/repo/swiftlang/swift-syntax)

𝕏

X / Twitter Communities

Thread / Community Post for swift-syntax

Developers are sleeping on this GitHub repo 👇

swiftlang/swift-syntax (3,703 ⭐) replaces expensive monthly software subscriptions with 100% free open source code.

⚡ What it does: A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code
💻 Built with: Swift
🔒 100% local execution & privacy

Check live star velocity and benchmarks:
https://githubrepo.cloud/repo/swiftlang/swift-syntax

#opensource #developer #coding #tech #programming

🧵

Threads Topics

Topic Discussion: Open Source & Developer Tools

This GitHub repo replaces a $50/month tool! 🚀

If you want to save hours of manual work and stop paying subscriptions, check out swiftlang/swift-syntax.

It already has over 3,703 stars and lets you A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code.

Drop a comment if you've tried it, or check the full star momentum report:
https://githubrepo.cloud/repo/swiftlang/swift-syntax

From our network

swiftlang/swift-syntax

Star History

Momentum

Trending Record

💡 Overview

⚡ Key Features

📥 Installation

⚙ System Requirements

Platforms

Runtime & Dependencies

Architecture

🧠 How It Works

🎯 Production Use Cases

Production System Integration

CI/CD Automated Pipelines

Developer Tooling & Workflows

Open Source Extension

🚀 Getting Started

👍 Strengths

⚠️ Considerations

⇄ Alternatives & Direct Competitors

👥 Who Should Use This

🏆 Nearby in the Rankings

Frequently Asked Questions

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