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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+### Added
+
+- Support for EO data structures:
+  - Client packets
+  - Server packets
+  - Endless Map Files (EMF)
+  - Endless Item Files (EIF)
+  - Endless NPC Files (ENF)
+  - Endless Spell Files (ESF)
+  - Endless Class Files (ECF)
+- Utilities:
+  - Data reader
+  - Data writer
+  - Number encoding
+  - String encoding
+  - Data encryption
+  - Packet sequencer
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