CodeIgniter 4 Components

These are the components that make up CodeIgniter 4, and the purpose of each module:

- core: core abstractions (Controller, Model and Entity), as well as bootstrap
- API: convenient request handling
- Autoloader: PS4-compliant class loader, also with classmap and legacy folder support
- CLI: command-line interface & tools
- Cache: caching system, with handlers for popular cache stores
- Commands: command-line tools, including migrations
- Config: CI configuration
- Database: relational database abstractions, with handlers for MySQL & Postgres
- Debug: aookication debugging aids
- Email: email support
- Events: event handling
- Exceptions: named exceptions to help debugging
- Files: enhanced file system support
- Filters: request/response filter management
- Format: response formatting adapter
- HTTP: key request & response handling
- Helpers: legacy-style functions
- Honeypot: filter tool for bots
- I18n: internationaliation, date & time support
- Images: image handling
- Language: localization, with multi-language support
- Log: PSR-3 compatible logging
- Pager: pagination
- Router: touting & route collections
- Security: CSRF filter
- Session: enhanced session handling
- Test: framework or app testing support
- ThirdParty: bundled modules so you don't need to use composer
- Throttle: throughput throttling filter
- Typography: fancy formatting
- Validation: form validation
- View: presentation tools, including parser and viewcells

James Parry
Project Lead

Update: some more modules have made it into RC.1 and will be part of CodeIgniter 4

- Encryption: simple symmetric encryption
- RESTful: controllers to use as starting point for RESTful endpoints

Awesome! ... More and more excited to wait for the long-awaited stable version 4; I take this opportunity to extend congratulations for your hard work to improve and strengthen CI.

Awsome indeed..!!!!Great work..Codeigniter becomes more powerfull

What components I'm most excited about in this upcoming stable release of CI4 are API and RESTful. I can't wait!