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-# Source code
+# Source Code
 
 ## Dictionary
 
@@ -16,3 +16,28 @@
 * DictGroup: A wrap of a group of dictionaries. Iterates one by one until a match.
 
 ## Conversion
+
+## Main Files
+
+- Lexicon: Storage of all entries
+- BinaryDict: Binary dictionary for faster deserialization
+- CmdLineOutput: Output command line usage
+- Common: Common definitions
+- Config: Configuration loader
+- Conversation: Conversion interface
+- Converter: Controller of segmentation and conversion
+- DartsDict: Darts dictionary
+- Dict: Abstract class of dictionary
+- DictConverter: Converts a dictionary from a format to another.
+- DictEntry: Key-values pair entry
+- DictGroup: Group of dictionaries
+- Exception: Exceptions
+- MarisaDict: Marisa dictionary.
+- MaxMatchSegmentation: Implementation of maximal match segmentation
+- Segmentation: Abstract segmentation
+- Segments: Segmented text
+- SerializableDict: Serializable dictionary interface
+- SerializedValues: Binary format for dictionary values serialization.
+- SimpleConverter: A high level converter
+- TextDict: Text dictionary
+- UTF8Util: UTF8 std::string utilities