Open-source alternatives to SwiftyUserDefaults

CoreStore is a type-safe Swift interface and persistence wrapper for managing local data storage and object graphs using the Core Data framework. It functions as an atomic persistence manager that executes data updates within transactional blocks to ensure changes are either fully saved or rolled back to prevent state corruption. The project provides a dedicated framework for performing sequential schema migrations through defined version chains and a type-safe object mapping system for importing external JSON data into persistent entities using Swift protocols. It includes a data binding la

Omi is an open-source wearable AI platform that captures audio and screen data to provide real-time conversational assistance and memory. It integrates a wearable hardware development kit with a vector memory database and large language model capabilities to create a persistent digital record of user interactions. The platform is distinguished by its BLE audio streaming pipeline, which transmits raw audio from wearable hardware for real-time transcription and speaker identification. It utilizes a plugin-based agent tool framework that allows AI assistants to autonomously invoke custom functio

fmdb is an object-oriented SQLite database library and persistence layer for native macOS and iOS environments. It provides an Objective-C wrapper that encapsulates the low-level C API, allowing applications to manage local relational data storage and embedded database connections through a high-level interface. The library focuses on thread-safe database access by synchronizing operations across multiple threads using serialized queues to prevent data corruption and race conditions. It includes specialized capabilities for secure local storage, such as database encryption and the management

CoreData/Realm sweet wrapper written in Swift

Prephirences is a Swift library that provides useful protocols and convenience methods to manage application preferences, configurations and app-state. UserDefaults

Elevate the security of your UserDefaults with this lightweight wrapper that adds a layer of AES-256 encryption

💾 Swifty and modern UserDefaults

Simple, Strongly Typed UserDefaults for iOS, macOS and tvOS

Store and retrieve Codable objects to various persistence layers, in a couple lines of code!

Key-Value store for Swift backed by LevelDB

🛶 Your lightweight persistence toolbox

Modern interface to UserDefaults Codable support

Theia is a modular framework designed for building professional-grade development environments that function as both local desktop applications and remote browser-based services. It provides a comprehensive toolkit for constructing specialized coding tools, allowing developers to assemble custom interfaces and backend logic through a flexible, contribution-based architecture. The platform distinguishes itself through a highly extensible workbench that supports the integration of existing third-party editor plugins and standard language servers. By utilizing a dependency injection container an

Store.js is a client-side state persistence library and web storage abstraction layer. It provides a consistent browser key-value storage wrapper that manages the persistence of application state across sessions using the most capable available local storage mechanism. The engine is extensible, allowing for the integration of custom storage backends and plugins to modify how data is read and written. It functions as a reactive web storage manager, monitoring specific keys to trigger notifications when stored values are updated. The library handles automatic data serialization for complex typ

SwiftTips is a curated collection of guides, libraries, and design patterns focused on Swift language mastery, application architecture, and API design. It provides a technical resource for implementing advanced coding techniques and architectural best practices. The project emphasizes creating type-safe and conversational interfaces through strategic protocol composition and generics. It offers specialized patterns for building modular UI systems and managing complex view hierarchies, alongside comprehensive strategies for unit testing and dependency injection. The resource covers a broad s

Arrow is a Python date and time library that provides a simplified interface for creating and manipulating timestamps by wrapping the Python standard library. It serves as a tool for managing date objects, handling timezone offsets, and performing relative date calculations. The library is distinguished by its ability to humanize timestamps into natural language relative descriptions across multiple locales and parse human-readable time phrases back into precise date objects. It also features a specialized parser for converting ISO 8601 strings and custom formatted text into date objects. Br

GAM is a command-line tool for administering Google Workspace and Cloud Identity. It translates command-line arguments into structured API calls, enabling administrators to manage users, groups, organizational units, and domain settings across a Google Workspace environment. The tool handles authentication through OAuth2 flows, service accounts, and workload identity federation, and supports multi-tenant configurations for managing multiple domains or cloud projects from a single installation. GAM distinguishes itself through its batch processing and automation capabilities. It can process la

Garnet is a multi-threaded in-memory database and distributed key-value store. It functions as a high-performance remote cache store that implements the RESP wire protocol to maintain compatibility with existing Redis clients and libraries. The project is distinguished by a shared-memory architecture that enables parallel request processing across multiple cores for sub-millisecond latency. It features a tiered storage system that automatically offloads colder data from system memory to SSD or cloud storage layers, and includes a specialized vector search database for high-dimensional similar

reconnecting-websocket is a JavaScript utility that wraps the standard WebSocket API to provide automatic reconnection and session management. It functions as a decorator for WebSocket instances, ensuring that dropped network connections are restored to maintain continuous real-time data streaming. The library implements an API-compatible wrapper, allowing it to be integrated into existing projects without requiring changes to the underlying code. It utilizes exponential backoff polling to schedule reconnection attempts at increasing intervals and provides a mechanism to force a manual connec

Cereal is a C++ serialization library and object persistence tool used to convert data types and containers into formats for storage or transmission. It is implemented as a header-only library, allowing it to be included directly in source code without the need for a compiled binary. The library supports multiple data representations, including binary, XML, and JSON. It provides the ability to define custom archives, enabling the development of specialized output formats to control how data is encoded and stored. The system handles the conversion of complex objects through template-based ser

KVOController is a thread-safe Objective-C library that serves as a wrapper for Cocoa key-value observing. It manages the monitoring of object property changes and automates the registration and removal of observers. The project focuses on memory safety by tying observer lifecycles to the controller, ensuring observers are removed upon deallocation to prevent leaks and crashes. It includes a thread-safe observation guard to prevent race conditions and observer resurrection when monitoring properties across multiple threads. The library maps object property paths to handler methods, triggerin

Bigcache is a thread-safe, in-memory key-value store for Go designed to minimize garbage collection pauses. It functions as a memory-optimized cache capable of storing gigabytes of data while maintaining low latency during high-volume operations. The system avoids garbage collection overhead by managing memory through large byte arrays and manual allocation. It utilizes a circular-buffer layout to reuse space and lock-striped sharding to reduce contention during concurrent read and write access. The project provides capabilities for high-volume in-memory caching and low-latency data retrieva

Aseprite is a specialized graphics editor and animation suite designed for the creation of pixel-based artwork. It provides a comprehensive environment for managing multi-layered animation sequences, offering tools for frame-by-frame design, onion skinning, and real-time motion previews. The application is built to handle both indexed color palettes and full-color RGB editing, allowing users to maintain precise control over pixel data and transparency. What distinguishes Aseprite is its focus on programmable workflows and game asset production. It features a scriptable command architecture th

Memcached is a high-performance, distributed, in-memory key-value storage and request routing engine. It functions as a volatile data store designed to accelerate dynamic applications by caching objects in RAM, thereby reducing backend database load and providing sub-millisecond response times. The system utilizes a specialized architecture that organizes memory into fixed-size slabs to minimize fragmentation and maximize throughput for high-concurrency workloads. The project distinguishes itself through a multi-threaded, lock-friendly design that scales across CPU cores and supports complex

ip2region is an offline IP geolocation library and framework designed to resolve IPv4 and IPv6 addresses to city-level regional information using local binary data files. It functions as a binary IP database compiler and a cross-language search client, allowing for regional lookups without relying on external APIs. The project distinguishes itself through a specialized binary format that supports high-performance query optimization. It employs adjacent-segment IP merging and deduplicated region storage to minimize the database footprint, while utilizing memory-mapped file caching and vector-i

Knockout is a client-side UI library and JavaScript framework used to create responsive web interfaces. It functions as a declarative data binding library and an observable data model system that decouples business logic from the document object model. The project implements the Model-View-ViewModel pattern to separate application logic from the user interface. It synchronizes data models with visual views by linking internal JavaScript properties to HTML elements, allowing the interface to update automatically when underlying data changes. The framework provides capabilities for dynamic fro

Kimai is an open-source time tracking system that records employee working hours, manages absences, and generates professional invoices from recorded timesheets and expenses. It organizes all time records through a mandatory three-level hierarchy of customer, project, and activity, and supports project budget monitoring with configurable time and money limits. The application is extensible through a plugin system that allows adding custom features, invoice templates, reporting views, and dashboard widgets without modifying core files. It provides a RESTful JSON API for programmatic read and w