mattt

A sensible way to deal with XML & HTML for iOS & macOS

A macOS app that provides an MCP server to your Messages, Contacts, Reminders and more

Remote configuration for iOS

The Essential StoreKit Companion

Swift Custom Operators for Mathematical Notation

Complete Animated GIF Support for iOS, with Functions, NSJSONSerialization-style Class, and (Optional) UIImage Swizzling

A block-based API for NSValueTransformer, with a growing collection of useful examples.

Password Validator & Strength Evaluator

Multivariate & A/B Testing for iOS and Mac

Push Notification Registration for iOS

/etc/hosts with NSURLProtocol

A colorful visualization of password field input

Automatically generate REST APIs from Core Data models

Parameter Validation & Type Coercion for Sinatra

Efficiently Singularize and Pluralize Strings

A Swift client library for interacting with Ollama. Supports structured outputs, tool use, and vision models.

The Correct Way To Rank Up/Down Voted Items

Godzippa! - GZip Compression / Decompression Category for NSData

Create NSAttributedStrings from Markdown Text

Extensible Remote Logging for iOS

A Rack-mountable webservice for managing push notifications

NSLocalizedString with a Count Argument

MCP generator for OpenAPIs 🫳🎤💥

An NSDate Category With Locale-Aware Calculations for Beginning & End of Day, Week, Month, and Year

HTTP recording, playback, and stubbing for Swift, built around HAR fixtures and Swift Testing traits

Complete WebP Support for iOS, with Functions, NSJSONSerialization-style Class, and (Optional) UIImage Swizzling

A classic password visualization concept, ported to iOS

Uncertain<T> - A Swift library for uncertainty-aware programming.

Minimal Xcode Templates for Open Source Developers

Encode & Decode Between GeoJSON & MapKit Shapes

Command Line & Ruby Interface to Mac OS X Sharing Services

Mix things up with your collection classes with style and class (well, a category, but you get the idea).

Localise Your .m Files, For Queen And Country 🇬🇧

An Ollama-compatible CLI for Apple's Foundation Models

Your neighborhood friendly MCP utility for macOS, iOS, and visionOS

A Swift client for the OpenAI API.

A lightweight, spec-compliant Server-Sent Events (SSE) client for Swift with AsyncSequence support.

Encode / Decode JSON By Any Means Possible™

Swift package for reading your iMessage® database, with support for Apple's typedstream format

MsgPack Serialization for Objective-C

Density-based spatial clustering of applications with noise

A jQuery Plugin to annotate text with Morse Code

A fast JSON library for Swift, powered by yyjson

A SwiftUI chat application showcasing AnyLanguageModel and swift-huggingface

Rack middleware to automatically include code for Smart App Banners on iOS

A package that provides semantically versioned access to llama.cpp in your Swift projects.

Write Python functions. Use them everywhere. HTTP, CLI, GUI, LLM (OMG)

Encodes and decodes between vCard files and AddressBook records.

Encode and decode between UIFont and Postscript font data

A self-balancing data structure optimized for efficient interval operations in Swift.

A CLI and MCP server for Things 3

Log metrics from HTTP request parameters according to l2met conventions

A Swift library for working with JSON Schema definitions — especially for AI tool use.

A Swift package for typed decisions from language models (probabilities, choices, and scores), with support for local MLX models and the TypeSafe Jev API.

OpenAI-compatible API for built-in macOS functionality. 100% certified!

Rack middleware that provides Passbook web service endpoints.

Rack middleware that manages products for in-app-purchases and verifies receipts.

A Swift library for working with structured data.