Zesty0wl / mac-performance-monitor

A diagnostic performance logging utility for macOS: logs CPU, memory, GPU, network, and battery from the menu bar to help detect and diagnose performance issues. Free, open source, no telemetry.

Nongfsq / ftop

A small, quiet system monitor for Apple Silicon Macs: one floating glass panel that works at any size.

swiftlang / swift

The Swift Programming Language

slawek19926 / Vitals

Native open-source system monitor for macOS — Apple Silicon, SMC sensors, processes, disks, network and system health.

kennss / SiliconScope

Sudoless Apple Silicon system monitor (native SwiftUI GUI) with ANE / Media Engine / memory-bandwidth tracking

apple / swift-nio

Event-driven network application framework for high performance protocol servers & clients, non-blocking.

DebugSwift / DebugSwift

A toolkit to make debugging iOS applications easier 🚀

Trans-N-ai / swama

High-performance MLX-based LLM inference engine for macOS with native Swift implementation

nathantannar4 / Engine

Engine makes it easier to create idiomatic APIs and Views that feel natural in SwiftUI without sacrificing performance

rhevorn / machkit

A native, privacy-focused macOS cleaner and productivity toolbox for storage, system maintenance, screenshots, networking, and everyday tasks.

wieslawsoltes / ActivityMonitor

A native macOS activity monitor for CPU, memory, energy, disk, network and GPU, with customizable process lists and light/dark themes.

1amageek / swift-gigatoken

670 MB/s Swift tokenizer inspired by Marcel Roed’s gigatoken. Zero-copy, NEON/CRC32, WebAssembly, and Embedded Swift.

Dave861 / LazyLayoutKit

Write your own SwiftUI layout — masonry, timeline, calendar, board — and have it build only the views on screen. 120fps over 1,000,000 items on device.

pointfreeco / swift-parsing

A library for turning nebulous data into well-structured data, with a focus on composition, performance, generality, and ergonomics.