Assembly Line

Swift

The Swift Programming Language

Swift is an open-source programming language project on GitHub under the Apache-2.0 license (permissive), with 71k stars. It is built with LLVM project. Its last push was today.

Stars
71k
License
Apache-2.0
Activity
Active
Latest release
swift-6.4.2-RELEASE

Code on GitHub Website

Judgement

What it is
Developer tool
What it does
The Swift programming language compiler and standard library, used mainly for Apple platform apps and increasingly on servers.
Adopt it when
You build iOS or macOS apps, or want Swift on Linux servers.
Watch out
Tooling outside Apple platforms is less mature.
Ready for
Production-ready
Runs as
Command line
Built with
C++, Swift and LLVM
How established
Established: started 11 years ago, latest release swift-6.4.2-RELEASE.
What the license allows
You can build it into a product you sell, as long as you keep its copyright notice.

Judged on 2026-11-03 from the project's README and GitHub data. The license and age lines are worked out directly.

Built from

LLVM project

Follow it down: Swift → LLVM project → runs on a microchip

How compilers were built, back to punched paper tape

Built on Swift: 35 projects

  1. 1
    Expo expo

    An open-source framework for making universal native apps with React. Expo runs on Android, iOS, and the web.

    Framework or platform Production-ready You build mobile apps in React and want to avoid managing native toolchains yourself.

    ★ 53k MIT TypeScript Active, pushed today
  2. 2
    Folo RSSNext

    🧡 Folo is the AI RSS Reader

    Complete system Usable You want a modern feed reader that also pulls in sites without native RSS and offers AI summaries.

    ★ 39k AGPL-3.0 TypeScript Active, pushed today
  3. 3
    Vapor vapor

    💧 A server-side Swift HTTP web framework.

    Framework or platform Production-ready Your team writes Swift for iOS and wants the same language on the server.

    ★ 26k MIT Swift Active, pushed today
  4. 4
    Easydict tisfeng

    一个简洁优雅的词典翻译 macOS App。开箱即用，支持离线 OCR 识别，支持有道词典，🍎 苹果系统词典，🍎 苹果系统翻译，OpenAI，Gemini，DeepL，Google，Bing，腾讯，百度，阿里，小牛，彩云和火山翻译。A concise and elegant Dictionary and Translator macOS App for looking up words and translating text.

    Complete system Production-ready You read or write in several languages on a Mac and want quick lookups.

    ★ 15k GPL-3.0 Swift Active, pushed 7 days ago
  5. 5
    Palmier Pro palmier-io

    macOS video editor built for AI

    Complete system Usable You want an AI-centred Mac video editor and accept that current versions are proprietary.

    ★ 15k GPL-3.0 Swift Active, pushed today
  6. 6
    CodeBurn getagentseal

    Free, local tool to track AI coding token usage and cost across 37 tools and agents (Claude Code, Cursor, Codex, Gemini and more), by model, project, and task. npx codeburn

    Developer tool Usable You use AI coding assistants heavily and want to see where tokens and money go, without sending data to a service.

    ★ 12k MIT TypeScript Active, pushed 2 days ago
  7. 7
    NetNewsWire Ranchero-Software

    RSS reader for macOS and iOS.

    Complete system Production-ready You use Apple devices and want a fast, free, privacy-respecting feed reader.

    ★ 10k MIT Swift Active, pushed 9 days ago
  8. 8
    MiaoYan tw93

    ⛷ A quiet, local-first Markdown writing app for Mac, to help you write great sentences.

    Complete system Usable You want a quiet, distraction-free Markdown editor on macOS.

    ★ 8.7k MIT Swift Active, pushed today
  9. 9
    FSNotes glushchenko

    Fast Markdown note-taking app for Mac and iPhone

    Complete system Production-ready You use Apple devices and want a native app over plain Markdown files.

    ★ 7.6k MIT Swift Active, pushed today
  10. 10
    Conduit cogwheel0

    Native iOS and Android client for Open WebUI, direct OpenAI-compatible, Ollama, and Hermes agents.

    Complete system Usable You run Open WebUI or Ollama and want a native phone app instead of the web interface.

    ★ 2.4k GPL-3.0 Dart Active, pushed today
  11. 11
    iOS home-assistant

    :iphone: Home Assistant for Apple platforms

    Complete system Production-ready You run Home Assistant and use Apple devices, and want push notifications, location presence and phone sensors in your automations.

    ★ 2.4k Apache-2.0 Swift Active, pushed today
  12. 12
    Nimbalyst nimbalyst

    Nimbalyst - The open-source visual workspace for Claude Code, Codex, and OpenCode. Run multiple coding agents in parallel, edit their work visually in markdown, mockups, and diagrams, and track tasks. Free, MIT-licensed desktop app for macOS, Windows, Linux, with mobile companion for iOS and Android.

    Developer tool Experimental You run several coding agents at once and want one visual place to manage them.

    ★ 2k MIT TypeScript Active, pushed 6 days ago
  13. 13
    ViennaRSS ViennaRSS

    Vienna is a free and open-source RSS/Atom/JSON feed newsreader for macOS.

    Complete system Production-ready You use a Mac and want a classic, free desktop feed reader.

    ★ 2k Apache-2.0 Objective-C Active, pushed 8 days ago
  14. 14
    BetterCapture jsattler

    The macOS screen recorder for the rest of us - always free and open source with a native look and feel 📺

    Complete system Usable You want a free, native Mac recorder with high-quality codecs.

    ★ 1.7k MIT Swift Active, pushed 2 months ago
  15. 15
    Passforios mssun

    Pass for iOS - an iOS client compatible with Pass command line application.

    Complete system Production-ready You keep passwords in pass and need access on iPhone or iPad.

    ★ 1.6k MIT Swift Active, pushed 38 days ago
  16. 16
    Doop kgoedecke

    The open-source alternative to Paper.design. A multiplayer design canvas where humans and AI agents design together, live. MCP built in.

    Complete system Experimental You want humans and coding agents designing HTML screens together on one live canvas.

    ★ 1.6k AGPL-3.0 TypeScript Active, pushed today
  17. 17
    FeedKit nmdias

    FeedKit is a Swift library for Reading and Generating RSS, Atom, and JSON feeds.

    Building block Production-ready You are writing an Apple-platform or server-side Swift app that handles feeds.

    ★ 1.4k MIT Swift Active, pushed 5 days ago
  18. 18
    Beutl b-editor

    Cross-platform video editing (compositing) software.

    Complete system Usable You make motion graphics or composited videos and want a free tool with node-based effects.

    ★ 1.2k MIT C# Active, pushed today
  19. 19
    Capcap realskyrin

    ⌘⌘ - A lightweight, native macOS screenshot tool that lives in your menu bar. Double-tap ⌘ Command to capture any region of your screen — instantly copied to clipboard, or annotate first with pen and mosaic tools.

    Complete system Usable You take many annotated screenshots on a Mac and want a free, fast tool.

    ★ 1k MIT Swift Active, pushed 4 days ago
  20. 20
    ZLImageEditor longitachi

    A powerful image editor framework. Supports graffiti, cropping, mosaic, text stickers, image stickers, filters.

    Building block Production-ready Your iOS app needs a ready-made photo editing screen.

    ★ 634 MIT Swift Active, pushed 14 days ago

Open-source alternatives to Swift

  1. 1
    Go golang

    The Go programming language

    Developer tool Production-ready You build backend services or command-line tools and value simple code, fast builds and single-binary deploys.

    ★ 140k BSD-3-Clause Go Active, pushed today
  2. 2
    Rust rust-lang

    Empowering everyone to build reliable and efficient software.

    Developer tool Production-ready You need C-level performance with memory safety, for systems software, CLIs, services or WebAssembly.

    ★ 121k Apache-2.0 Rust Active, pushed today
  3. 3
    TypeScript microsoft

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

    Developer tool Production-ready You write JavaScript projects of any size and want static types and better editor tooling.

    ★ 112k Apache-2.0 Go Active, pushed today
  4. 4
    CPython python

    The Python programming language

    Developer tool Production-ready You write Python, or need to build, embed or contribute to the interpreter itself.

    ★ 78k See repository Python Active, pushed today
  5. 5
    Kotlin JetBrains

    The Kotlin Programming Language.

    Developer tool Production-ready You build Android apps or JVM services and want a more concise, null-safe alternative to Java.

    ★ 54k See repository Kotlin Active, pushed today
  6. 6
    Julia JuliaLang

    The Julia Programming Language

    Developer tool Production-ready You do scientific computing, simulation or numerical work where Python is too slow and C is too painful.

    ★ 49k MIT Julia Active, pushed today
  7. 7
    Php-src php

    The PHP Interpreter

    Developer tool Production-ready You build or host PHP applications, or need to build PHP or its extensions from source.

    ★ 42k BSD-3-Clause C Active, pushed today
  8. 8
    LLVM project llvm

    The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.

    Developer tool Production-ready You compile C or C++ with Clang, or are building a compiler or language tooling.

    ★ 41k See repository LLVM Active, pushed today

Stars, license and activity come from GitHub and refresh on a rolling hourly schedule. The project's own description is quoted as written.