diff --git a/core/models/links.go b/core/models/links.go
index 412cd0f..538a2d8 100644
--- a/core/models/links.go
+++ b/core/models/links.go
@@ -1,7 +1,27 @@
 package models
 
 type Link struct {
-	FromNoteID int
-	ToNoteID   int
-	Raw        string
+	fromNoteID int
+	toNoteID   int
+	raw        string
+}
+
+func NewLink(fromNoteID, toNoteID int, raw string) *Link {
+	return &Link{
+		fromNoteID: fromNoteID,
+		toNoteID:   toNoteID,
+		raw:        raw,
+	}
+}
+
+func (l *Link) FromNoteID() int {
+	return l.fromNoteID
+}
+
+func (l *Link) ToNoteID() int {
+	return l.toNoteID
+}
+
+func (l *Link) Raw() string {
+	return l.raw
 }
diff --git a/core/models/note.go b/core/models/note.go
index 4d478b9..c95b71b 100644
--- a/core/models/note.go
+++ b/core/models/note.go
@@ -1,11 +1,45 @@
-
 package models
 
 type Note struct {
-	ID        int
-	Path      string
-	Title     string
-	Slug      string
-	CreatedAt string
-	UpdatedAt string
+	id        int
+	path      string
+	title     string
+	slug      string
+	createdAt string
+	updatedAt string
+}
+
+func NewNote(id int, path, title, slug, createdAt, updatedAt string) *Note {
+	return &Note{
+		id:        id,
+		path:      path,
+		title:     title,
+		slug:      slug,
+		createdAt: createdAt,
+		updatedAt: updatedAt,
+	}
+}
+
+func (n *Note) ID() int {
+	return n.id
+}
+
+func (n *Note) Path() string {
+	return n.path
+}
+
+func (n *Note) Title() string {
+	return n.title
+}
+
+func (n *Note) Slug() string {
+	return n.slug
+}
+
+func (n *Note) CreatedAt() string {
+	return n.createdAt
+}
+
+func (n *Note) UpdatedAt() string {
+	return n.updatedAt
 }
diff --git a/core/models/note_tag.go b/core/models/note_tag.go
index a74d771..ec36634 100644
--- a/core/models/note_tag.go
+++ b/core/models/note_tag.go
@@ -1,6 +1,21 @@
 package models
 
 type NoteTag struct {
-	NoteID int
-	TagID  int
+	noteID int
+	tagID  int
+}
+
+func NewNoteTag(noteID, tagID int) *NoteTag {
+	return &NoteTag{
+		noteID: noteID,
+		tagID:  tagID,
+	}
+}
+
+func (nt *NoteTag) NoteID() int {
+	return nt.noteID
+}
+
+func (nt *NoteTag) TagID() int {
+	return nt.tagID
 }
diff --git a/core/models/tag.go b/core/models/tag.go
index 0bc7531..e36d306 100644
--- a/core/models/tag.go
+++ b/core/models/tag.go
@@ -1,6 +1,21 @@
 package models
 
 type Tag struct {
-	ID   int
-	Name string
+	id   int
+	name string
+}
+
+func NewTag(id int, name string) *Tag {
+	return &Tag{
+		id:   id,
+		name: name,
+	}
+}
+
+func (t *Tag) ID() int {
+	return t.id
+}
+
+func (t *Tag) Name() string {
+	return t.name
 }