diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..6936990
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+/target
+**/*.rs.bk
+Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..aaad0d1
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "firefox-bookmarks"
+version = "0.1.0"
+authors = ["Arne <arne.keller01@yahoo.de>"]
+edition = "2018"
+
+[dependencies]
+serde_json = "1.0.32"
+chrono = { version = "0.4.6", features = ["serde"] }
+if_chain = "0.1.3"
diff --git a/examples/bookmarks-sample.json b/examples/bookmarks-sample.json
new file mode 100644
index 0000000..9ef7cec
--- /dev/null
+++ b/examples/bookmarks-sample.json
@@ -0,0 +1,438 @@
+{
+	"guid": "root________",
+	"title": "",
+	"index": 0,
+	"dateAdded": 1491589624976000,
+	"lastModified": 1539777544394000,
+	"id": 1,
+	"typeCode": 2,
+	"type": "text/x-moz-place-container",
+	"root": "placesRoot",
+	"children": [
+		{
+			"guid": "menu________",
+			"title": "Bookmarks Menu",
+			"index": 0,
+			"dateAdded": 1491589624976000,
+			"lastModified": 1539777544390000,
+			"id": 2,
+			"typeCode": 2,
+			"type": "text/x-moz-place-container",
+			"root": "bookmarksMenuFolder",
+			"children": [
+				{
+					"guid": "Um2yJe5O1Ncq",
+					"title": "Kürzlich als Lesezeichen gesetzt",
+					"index": 0,
+					"dateAdded": 1491664220957000,
+					"lastModified": 1491664220994000,
+					"id": 1146,
+					"typeCode": 1,
+					"annos": [
+						{
+							"name": "Places/SmartBookmark",
+							"value": "RecentlyBookmarked",
+							"expires": 4,
+							"flags": 0
+						}
+					],
+					"type": "text/x-moz-place",
+					"uri": "place:parent=menu________&parent=unfiled_____&parent=toolbar_____&queryType=1&sort=12&maxResults=10&excludeQueries=1"
+				},
+				{
+					"guid": "791C5kUxH6qd",
+					"title": "Kürzlich verwendete Schlagwörter",
+					"index": 1,
+					"dateAdded": 1491664220306000,
+					"lastModified": 1491664220335000,
+					"id": 1131,
+					"typeCode": 1,
+					"annos": [
+						{
+							"name": "Places/SmartBookmark",
+							"value": "RecentTags",
+							"expires": 4,
+							"flags": 0
+						}
+					],
+					"type": "text/x-moz-place",
+					"uri": "place:type=6&sort=14&maxResults=10"
+				},
+				{
+					"guid": "5Q9Fz5osb5TE",
+					"title": "",
+					"index": 2,
+					"dateAdded": 1491664220287000,
+					"lastModified": 1491664220287000,
+					"id": 1130,
+					"typeCode": 3,
+					"type": "text/x-moz-place-separator"
+				},
+				{
+					"guid": "egZujOnfSOYo",
+					"title": "ASCII-Art",
+					"index": 3,
+					"dateAdded": 1491664168082000,
+					"lastModified": 1491664218958000,
+					"id": 73,
+					"typeCode": 2,
+					"type": "text/x-moz-place-container",
+					"children": [
+						{
+							"guid": "YHYnQP8BFI_a",
+							"title": ":joan stark's ASCII Art Gallery:",
+							"index": 0,
+							"dateAdded": 1491664205327000,
+							"lastModified": 1491664205327000,
+							"id": 823,
+							"typeCode": 1,
+							"type": "text/x-moz-place",
+							"uri": "http://www.geocities.com/SoHo/7373/index.htm"
+						},
+						{
+							"guid": "6YvIKzTZImqz",
+							"title": "ASCII Art by joan stark- index of new pics",
+							"index": 1,
+							"dateAdded": 1491664190619000,
+							"lastModified": 1491664190619000,
+							"id": 525,
+							"typeCode": 1,
+							"type": "text/x-moz-place",
+							"uri": "http://www.geocities.com/SoHo/7373/indexnew.htm"
+						},
+						{
+							"guid": "pPsIWfHa9BCU",
+							"title": "ASCII Art by joan stark- index of cartoons",
+							"index": 2,
+							"dateAdded": 1491664213570000,
+							"lastModified": 1491664213570000,
+							"id": 1021,
+							"typeCode": 1,
+							"iconuri": "https://sep.yimg.com/yf/common/1.0/ysb-logo-apple-touch-icon.png",
+							"type": "text/x-moz-place",
+							"uri": "http://www.geocities.com/SoHo/7373/indexcartoon.htm"
+						},
+						{
+							"guid": "ixLhXcN9IBMO",
+							"title": "ASCII Art by joan stark- index of animals",
+							"index": 3,
+							"dateAdded": 1491664210698000,
+							"lastModified": 1491664210698000,
+							"id": 950,
+							"typeCode": 1,
+							"type": "text/x-moz-place",
+							"uri": "http://www.geocities.com/SoHo/7373/indexanimals.htm"
+						},
+						{
+							"guid": "QsrdznMz2tQ8",
+							"title": "ASCII Art by joan stark- index of seasonal/holiday ASCII art",
+							"index": 4,
+							"dateAdded": 1491664201619000,
+							"lastModified": 1491664201619000,
+							"id": 735,
+							"typeCode": 1,
+							"type": "text/x-moz-place",
+							"uri": "http://www.geocities.com/SoHo/7373/indexholiday.htm"
+						},
+						{
+							"guid": "iotyruwQA32m",
+							"title": "ASCII Art by joan stark- index of people, creatures, characters",
+							"index": 5,
+							"dateAdded": 1491664210522000,
+							"lastModified": 1491664210522000,
+							"id": 947,
+							"typeCode": 1,
+							"type": "text/x-moz-place",
+							"uri": "http://www.geocities.com/SoHo/7373/indexpeople.htm"
+						},
+						{
+							"guid": "SMJSuvsNwdFW",
+							"title": "ASCII Art by joan stark- index of other",
+							"index": 6,
+							"dateAdded": 1491664202370000,
+							"lastModified": 1491664202370000,
+							"id": 749,
+							"typeCode": 1,
+							"type": "text/x-moz-place",
+							"uri": "http://www.geocities.com/SoHo/7373/indexother.htm"
+						},
+						{
+							"guid": "JIQ9gROWlOu1",
+							"title": "ASCII Art by joan stark- index of colorized ASCII art",
+							"index": 7,
+							"dateAdded": 1491664197602000,
+							"lastModified": 1491664197602000,
+							"id": 639,
+							"typeCode": 1,
+							"type": "text/x-moz-place",
+							"uri": "http://www.geocities.com/SoHo/7373/indexcolor.htm"
+						},
+						{
+							"guid": "_XPW_uRJCFRk",
+							"title": "Animiert",
+							"index": 8,
+							"dateAdded": 1491664206326000,
+							"lastModified": 1491664206326000,
+							"id": 845,
+							"typeCode": 1,
+							"type": "text/x-moz-place",
+							"uri": "http://www.geocities.com/SoHo/7373/indexjava.htm"
+						},
+						{
+							"guid": "BZcdWLJZFhla",
+							"title": "2001",
+							"index": 9,
+							"dateAdded": 1491664166646000,
+							"lastModified": 1491664214295000,
+							"id": 45,
+							"typeCode": 2,
+							"type": "text/x-moz-place-container",
+							"children": [
+								{
+									"guid": "qRVUN8DYaK0r",
+									"title": "April-Juni 2001",
+									"index": 0,
+									"dateAdded": 1491664214295000,
+									"lastModified": 1491664214295000,
+									"id": 1037,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/new.htm"
+								},
+								{
+									"guid": "-6Rr_T1fiC-5",
+									"title": "Januar-März 2001",
+									"index": 1,
+									"dateAdded": 1491664186900000,
+									"lastModified": 1491664186900000,
+									"id": 438,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/01march.htm"
+								}
+							]
+						},
+						{
+							"guid": "XGCfAbJG-MzP",
+							"title": "2000",
+							"index": 10,
+							"dateAdded": 1491664167564000,
+							"lastModified": 1491664217109000,
+							"id": 62,
+							"typeCode": 2,
+							"type": "text/x-moz-place-container",
+							"children": [
+								{
+									"guid": "cjor022uaAqi",
+									"title": "September-Oktober 2000",
+									"index": 0,
+									"dateAdded": 1491664207591000,
+									"lastModified": 1491664207591000,
+									"id": 873,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/00oct.htm"
+								},
+								{
+									"guid": "tgjI6E6kkrIM",
+									"title": "November-Dezember 2000",
+									"index": 1,
+									"dateAdded": 1491664217109000,
+									"lastModified": 1491664217109000,
+									"id": 1069,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/00novdec.htm"
+								},
+								{
+									"guid": "aDKJxLrPi8mR",
+									"title": "April-August 2000",
+									"index": 2,
+									"dateAdded": 1491664206502000,
+									"lastModified": 1491664206502000,
+									"id": 849,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/00august.htm"
+								},
+								{
+									"guid": "KUvJi8STg0G_",
+									"title": "September 1999-März 2000",
+									"index": 3,
+									"dateAdded": 1491664198431000,
+									"lastModified": 1491664198431000,
+									"id": 658,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/00march.htm"
+								}
+							]
+						},
+						{
+							"guid": "uK22BYcA07E1",
+							"title": "1999",
+							"index": 11,
+							"dateAdded": 1491664170852000,
+							"lastModified": 1491664218958000,
+							"id": 103,
+							"typeCode": 2,
+							"type": "text/x-moz-place-container",
+							"children": [
+								{
+									"guid": "kkSBT9RxxN71",
+									"title": "September 1999-März 2000",
+									"index": 0,
+									"dateAdded": 1491664211565000,
+									"lastModified": 1491664211565000,
+									"id": 971,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/00march.htm"
+								},
+								{
+									"guid": "7L4HUg6an_0M",
+									"title": "Juli-August 1999",
+									"index": 1,
+									"dateAdded": 1491664191167000,
+									"lastModified": 1491664191167000,
+									"id": 536,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/99julyaug.htm"
+								},
+								{
+									"guid": "ECS66XyyhPL5",
+									"title": "Juni 1999",
+									"index": 2,
+									"dateAdded": 1491664193867000,
+									"lastModified": 1491664193867000,
+									"id": 597,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/99june.htm"
+								},
+								{
+									"guid": "XEZlOMdrPYCB",
+									"title": "Mai 1999",
+									"index": 3,
+									"dateAdded": 1491664204556000,
+									"lastModified": 1491664204556000,
+									"id": 803,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/99may.htm"
+								},
+								{
+									"guid": "dypXQ3AyeRnT",
+									"title": "April 1999",
+									"index": 4,
+									"dateAdded": 1491664208411000,
+									"lastModified": 1491664208411000,
+									"id": 895,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/99april.htm"
+								},
+								{
+									"guid": "-7R0xjRspq8U",
+									"title": "März 1999",
+									"index": 5,
+									"dateAdded": 1491664186950000,
+									"lastModified": 1491664186950000,
+									"id": 439,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/99march.htm"
+								},
+								{
+									"guid": "xKNPTEjq8QJQ",
+									"title": "Februar 1999",
+									"index": 6,
+									"dateAdded": 1491664218958000,
+									"lastModified": 1491664218958000,
+									"id": 1100,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/99feb.htm"
+								},
+								{
+									"guid": "ncZuWMmZf8MT",
+									"title": "Januar 1999",
+									"index": 7,
+									"dateAdded": 1491664212791000,
+									"lastModified": 1491664212791000,
+									"id": 1003,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/99jan.htm"
+								}
+							]
+						},
+						{
+							"guid": "7hIp0_DDUrKy",
+							"title": "1998",
+							"index": 12,
+							"dateAdded": 1491664165917000,
+							"lastModified": 1491664208760000,
+							"id": 38,
+							"typeCode": 2,
+							"type": "text/x-moz-place-container",
+							"children": [
+								{
+									"guid": "42AlHeurRDxQ",
+									"title": "Dezember 1998",
+									"index": 0,
+									"dateAdded": 1491664189354000,
+									"lastModified": 1491664189354000,
+									"id": 497,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/98dec.htm"
+								},
+								{
+									"guid": "61Ei_TpIaMa6",
+									"title": "November 1998",
+									"index": 1,
+									"dateAdded": 1491664190220000,
+									"lastModified": 1491664190220000,
+									"id": 516,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/98nov.htm"
+								},
+								{
+									"guid": "edmQQYvQwYxO",
+									"title": "September-Oktober 1998",
+									"index": 2,
+									"dateAdded": 1491664208760000,
+									"lastModified": 1491664208760000,
+									"id": 904,
+									"typeCode": 1,
+									"type": "text/x-moz-place",
+									"uri": "http://www.geocities.com/SoHo/7373/98sepoct.htm"
+								}
+							]
+						}
+					]
+				}]},
+		{
+			"guid": "mobile______",
+			"title": "Mobile Bookmarks",
+			"index": 1,
+			"dateAdded": 1491589624977000,
+			"lastModified": 1491589624977000,
+			"id": 6,
+			"typeCode": 2,
+			"annos": [
+				{
+					"name": "mobile/bookmarksRoot",
+					"value": "1",
+					"expires": 4,
+					"flags": 0
+				}
+			],
+			"type": "text/x-moz-place-container",
+			"root": "mobileFolder"
+		}
+	]
+}
\ No newline at end of file
diff --git a/examples/read_file.rs b/examples/read_file.rs
new file mode 100644
index 0000000..9d9344a
--- /dev/null
+++ b/examples/read_file.rs
@@ -0,0 +1,7 @@
+extern crate firefox_bookmarks;
+use firefox_bookmarks::parse_json;
+
+fn main() {
+	let data = parse_json(include_str!("bookmarks-sample.json")).unwrap();
+	println!("{:#?}", data);
+}
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..5569ba0
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,112 @@
+#![recursion_limit = "512"]
+extern crate serde_json;
+use serde_json::Value;
+extern crate chrono;
+use chrono::NaiveDateTime;
+#[macro_use] extern crate if_chain;
+
+/// Either container or place
+#[derive(Debug)]
+pub enum Entity {
+	Container(PlaceContainer),
+	Place(Place)
+}
+
+/// x-moz-place-container
+#[derive(Debug)]
+pub struct PlaceContainer {
+	pub guid: String,
+	pub title: String,
+	pub index: u64,
+	pub date_added: NaiveDateTime,
+	pub last_modified: NaiveDateTime,
+	pub id: u64,
+	pub root: Option<String>,
+	pub children: Vec<Entity>
+}
+
+/// x-moz-place
+#[derive(Debug)]
+pub struct Place {
+	pub guid: String,
+	pub title: String,
+	pub index: u64,
+	pub date_added: NaiveDateTime,
+	pub last_modified: NaiveDateTime,
+	pub id: u64,
+	pub annos: Option<Value>,
+	pub uri: String
+}
+
+/// Only `Place`s and `PlaceContainer`s will be extracted, anything else is silently discarded.
+pub fn parse_json(json: &str) -> Option<PlaceContainer> {
+	get_container(&serde_json::from_str(json).ok()?)
+}
+
+fn get_container(json: &Value) -> Option<PlaceContainer> {
+	if_chain! {
+		if Some(Some("text/x-moz-place-container")) == json.get("type").map(|x| x.as_str());
+		if let Some(Some(guid)) = json.get("guid").map(|x| x.as_str().map(|x| x.to_owned()));
+		if let Some(Some(title)) = json.get("title").map(|x| x.as_str().map(|x| x.to_owned()));
+		if let Some(Some(index)) = json.get("index").map(|x| x.as_u64());
+		if let Some(Some(date_added)) = json.get("dateAdded").map(|x| x.as_i64());
+		if let Some(date_added) = NaiveDateTime::from_timestamp_opt(date_added / 1_000_000, (date_added % 1_000_000) as u32 * 1000);
+		if let Some(Some(last_modified)) = json.get("lastModified").map(|x| x.as_i64());
+		if let Some(last_modified) = NaiveDateTime::from_timestamp_opt(last_modified / 1_000_000, (last_modified % 1_000_000) as u32 * 1000);
+		if let Some(Some(id)) = json.get("id").map(|x| x.as_u64());
+		if let root = json.get("root").map(|x| x.as_str()).and_then(|x| x.map(|x| x.to_owned()));
+		if let Some(children) = {
+			if let Some(Some(children)) = json.get("children").map(|x| x.as_array()) {
+				let mut children_parsed = Vec::new();
+				for c in children.into_iter() {
+					if let Some(x) = get_entity(c) {
+						children_parsed.push(x);
+					} else {
+						// too bad
+					}
+				}
+				Some(children_parsed)
+			} else {
+				Some(vec![])
+			}
+		};
+		then {
+			Some(PlaceContainer {
+				guid, title, index, date_added, last_modified, id, children, root
+			})
+		} else {
+			None
+		}
+	}
+}
+
+fn get_entity(json: &Value) -> Option<Entity> {
+	match json.get("type").map(|x| x.as_str()) {
+		Some(Some("text/x-moz-place")) => Some(Entity::Place(get_place(json)?)),
+		Some(Some("text/x-moz-place-container")) => Some(Entity::Container(get_container(json)?)),
+		_ => None
+	}
+}
+
+fn get_place(json: &Value) -> Option<Place> {
+	if_chain! {
+		if Some(Some("text/x-moz-place")) == json.get("type").map(|x| x.as_str());
+		if let Some(Some(guid)) = json.get("guid").map(|x| x.as_str().map(|x| x.to_owned()));
+		if let Some(Some(title)) = json.get("title").map(|x| x.as_str().map(|x| x.to_owned()));
+		if let Some(Some(index)) = json.get("index").map(|x| x.as_u64());
+		if let Some(Some(date_added)) = json.get("dateAdded").map(|x| x.as_i64());
+		if let Some(date_added) = NaiveDateTime::from_timestamp_opt(date_added / 1_000_000, (date_added % 1_000_000) as u32 * 1000);
+		if let Some(Some(last_modified)) = json.get("lastModified").map(|x| x.as_i64());
+		if let Some(last_modified) = NaiveDateTime::from_timestamp_opt(last_modified / 1_000_000, (last_modified % 1_000_000) as u32 * 1000);
+		if let Some(Some(id)) = json.get("id").map(|x| x.as_u64());
+		if let annos = json.get("annos").cloned();
+		if let Some(Some(uri)) = json.get("uri").map(|x| x.as_str().map(|x| x.to_owned()));
+		then {
+			Some(Place {
+				guid, title, index, date_added, last_modified, id, annos, uri
+			})
+		} else {
+			None
+		}
+	}
+}
\ No newline at end of file