Rankings

Nuke: A mature, performance-focused image loading library for Apple platforms

SwiftNIO: Apple's non-blocking network I/O foundation for server-side Swift

GRDB.swift: A mature, full-featured SQLite toolkit for Apple platform app developers

Pulse brings on-device network and log inspection to Apple platform apps without a proxy

Quick brings RSpec-style BDD testing to Swift and Objective-C with a decade of production use

SwiftGen turns Xcode resources into type-safe Swift constants, eliminating string-based API crashes

SwiftFormat: The de facto code formatter for Swift projects, 10 years mature and still actively maintained

Apple's Swift library brings lightweight Linux containers to Apple silicon via per-VM isolation

Unofficial macOS app for watching WWDC sessions has served Apple developers for over a decade

Kickstarter's production iOS app, open-sourced as a living reference for Swift architecture

Secretive stores SSH keys in Apple's Secure Enclave, making private key export physically impossible

XcodeGen eliminates .xcodeproj merge conflicts by generating Xcode projects from YAML specs

Bark brings simple, self-hostable push notifications to iPhones via APNs — popular among developers and power users in China

Thaw revives Ice's macOS menu bar manager for macOS 26, gaining rapid traction as the original stalls

Polished macOS app for converting video to high-quality GIFs, backed by the gifski encoder

Xcodes.app gives macOS developers a GUI to install and switch Xcode versions without wrestling with Apple's own tooling

MiaoYan: A native Swift Markdown editor for macOS prioritizing speed and simplicity over feature bloat

CotEditor: A mature, macOS-native plain text editor with 13 years of active development

Xcode extension brings GitHub Copilot, Codeium, and ChatGPT to Apple's IDE via unofficial integration

VirtualBuddy brings a polished macOS GUI for Apple Silicon virtualization, targeting developers who test across macOS versions