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[Utility & Helpers](/categories/utility) 4. / 5. mistralys/application-utils-core ActiveLibrary[Utility & Helpers](/categories/utility) mistralys/application-utils-core ================================ Drop-in utilities for PHP applications. 2.5.1(1mo ago)181.1k↓16.1%11MITPHPPHP >=8.4 Since Oct 13Pushed 1mo ago2 watchersCompare [ Source](https://github.com/Mistralys/application-utils-core)[ Packagist](https://packagist.org/packages/mistralys/application-utils-core)[ RSS](/packages/mistralys-application-utils-core/feed)WikiDiscussions main Synced 2d ago READMEChangelog (10)Dependencies (10)Versions (40)Used By (11) AppUtils Core ============= [](#apputils-core) Core classes and interfaces for the Application Utils ecology of libraries. This package contains all most low-level classes and interfaces that are interconnected and cannot be separated into their own packages. See [companion libraries](#companion-libraries) for related tools. Requirements ------------ [](#requirements) - PHP 8.4 or higher. - [Composer](https://getcomposer.org/) for installation and autoloading. - Extensions: `json`, `mbstring`, `curl`, `ctype`, `libxml`, `dom`, `gd`. Components ---------- [](#components) ### PHP classes [](#php-classes) - `ClassHelper` - Static methods for class checking, loading and filtering. - `ClassRepository` - Dynamic class loading and caching. - `PHPClassInfo` - Information about a PHP class without using reflection. ### File system [](#file-system) - `FileHelper` - Static method for general file system manipulations. - `FileFinder` - Search for and filter files. - `FileInfo` - File information and manipulation. - `JSONFile` - Specialized JSON file handling. - `PHPFile` - Specialized PHP file handling. - `SerializedFile` - Specialized serialized (via `serialize()`) file handling. - `FolderInfo` - Folder information and manipulation. - `FolderFinder` - Search for and filter folders. - `FolderTree` - Static method to manipulate entire folder trees. - `PathRelativizer` - Relativize paths between two folders. - `PathsReducer` - Reduce a list of paths to the shortest possible form. - `MimeTypes` - Database of mime types and helper methods. ### Data structures [](#data-structures) - `ArrayDataCollection` - Type-safe associative array handling. - `ArrayDataObservable` - Observable version of `ArrayDataCollection` to track changes. - `NumberInfo` - Parse numbers, access and manipulate units and component parts. - `URLInfo` - Parse and manipulate URLs. - `ThrowableInfo` - Extended `Throwable` information with serialization and unserialization. - `VariableInfo` - Extended information on any PHP variable. ### Strings [](#strings) - `HiddenConverter` - Debug pesky invisible characters. - [Highlighter](/src/Highlighter/README.md) - Syntax highlighting utility. - `OutputBuffering` - Object-oriented output buffering with exception error handling. - `QueryParser` - Query string parser that eliminates the `parse_str` pitfalls. - `StringBuilder` - Concatenate strings and HTML tags in many ways. - `StringHelper` - Collection of static string manipulation methods. - `StringMatch` - String matching and manipulation. - `Stringable` - Interface and trait for objects that can be converted to strings. - `TabsNormalizer` - Normalize tabs in strings. - `Transliteration` - Convert strings to ASCII. - `WordSplitter` - Split words in strings. - `WordWrapper` - Wrap texts. ### HTML markup [](#html-markup) - `HTMLHelper` - Static methods for HTML markup generation. - `HTMLTag` - Object-oriented HTML tag creation. - `AttributeCollection` - Object-oriented HTML attribute handling. - `StylesCollection` - Object-oriented CSS style handling. - `Attributable` - Interface and trait for objects that can have attributes. - `Classable` - Interface and trait for objects that can have classes. - `Optionable` - Interface and trait for objects that can have options. - `Renderable` - Interface and trait for objects that can be rendered. - `Stylable` - Interface and trait for objects that can have styles. ### Date and time [](#date-and-time) - `DateTimeHelper` - Static conversion and helper methods for date and time handling. - `Microtime` - DateTime extension that can handle micro- and nanoseconds. - `DateIntervalExtended` - Wrapper for the native PHP class with QoL methods. - `DaytimeStringInfo` - Parses and validates daytime strings, e.g. `14:30`. - `DurationConverter` - Convert date and time durations. - `DurationStringInfo` - Parse and manipulate standardized duration strings, e.g. `1h 30m`. - `IntervalConverter` - Convert date intervals. - `TimeDurationCalculator` - Fill out missing values between start time, end time and duration. ### Colors [](#colors) - `RGBAColor` - Class for RGB and alpha color handling and manipulation. - `HSVColor` - Class for HSV-based color handling and manipulation. Companion libraries ------------------- [](#companion-libraries) This package is part of a larger ecology of libraries, of which it is the core component. The following companion libraries are available: - [application-utils](https://github.com/Mistralys/application-utils) - The main package with the full feature set. - [application-utils-collections](https://github.com/Mistralys/application-utils-collections) - Interfaces, traits and classes for handling item collections or enums. - [application-utils-events](https://github.com/Mistralys/application-utils-events) - Library with event handling classes, interfaces and traits. - [application-utils-image](https://github.com/Mistralys/application-utils-image) - Image manipulation library for basic image operations and color management. - [application-utils-result-handling](https://github.com/Mistralys/application-utils-result-handling) - Classes used to store information on the results of application operations. - [application-framework](https://github.com/Mistralys/application-framework) - Application framework for building web applications. - [application-localization](https://github.com/Mistralys/application-localization) - Localization and internationalization library. - [application-datagrids](https://github.com/Mistralys/application-datagrids) - Object-oriented HTML table abstraction. Documentation ------------- [](#documentation) As a general rule, I try to document as much as possible in the code itself. All other documentation can be found in the AppUtils wiki: [mistralys/application-utils wiki](https://github.com/Mistralys/application-utils/wiki) ### Health Score 58 — FairBetter than 98% of packages Maintenance94 Actively maintained with recent releases Popularity32 Limited adoption so far Community17 Small or concentrated contributor base Maturity73 Established project with proven stability Bus Factor1 Top contributor holds 100% of commits — single point of failure How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window. **Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores. **Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement. **Maturity (30%)** — Project age, version count, PHP version support, and release stability. ### Release Activity Cadence Every ~25 days Recently: every ~48 days Total 39 Last Release 31d ago Major Versions 1.2.2 → 2.2.32024-07-25 PHP version history (2 changes)1.0.0PHP >=7.4 2.4.0PHP >=8.4 ### Community Maintainers ![](https://avatars.githubusercontent.com/u/8895528?v=4)[Mistralys](/maintainers/Mistralys)[@Mistralys](https://github.com/Mistralys) --- Top Contributors [![Mistralys](https://avatars.githubusercontent.com/u/8895528?v=4)](https://github.com/Mistralys "Mistralys (303 commits)") ### Code Quality TestsPHPUnit Static AnalysisPHPStan Type Coverage Yes ### Embed Badge ![Health badge](/badges/mistralys-application-utils-core/health.svg) ``` [![Health](https://phpackages.com/badges/mistralys-application-utils-core/health.svg)](https://phpackages.com/packages/mistralys-application-utils-core) ``` ### Alternatives [pimcore/pimcore Content & Product Management Framework (CMS/PIM/E-Commerce) 3.8k3.8M508](/packages/pimcore-pimcore)[ueberdosis/tiptap-php A PHP package to work with Tiptap output 26615.0M61](/packages/ueberdosis-tiptap-php)[contao/core-bundle Contao Open Source CMS 1231.6M2.8k](/packages/contao-core-bundle)[open-dxp/opendxp Content & Product Management Framework (CMS/PIM) 9421.6k61](/packages/open-dxp-opendxp)[bowphp/framework The bow PHP Framework 6017.5k13](/packages/bowphp-framework)[spatie/laravel-mailcoach-editor An Editor editor package for Mailcoach 11255.6k1](/packages/spatie-laravel-mailcoach-editor) PHPackages © 2026 [Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)