diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c0d85bc..6381efe 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -18,5 +18,5 @@ UI_Test:
     - cp utils/gitlabci/* .
     - docker-compose up -d
     - ./utils/run_migrations.sh
-    - ./utils/tests.sh
+    - ./utils/tests_cov.sh
     - docker-compose down
diff --git a/.pylintrc b/.pylintrc
deleted file mode 100644
index d629e71..0000000
--- a/.pylintrc
+++ /dev/null
@@ -1 +0,0 @@
-ignored-classes=SQLObject,Registrant,scoped_session
diff --git a/app/default_data.py b/app/default_data.py
index 6c0fdad..85f42b3 100644
--- a/app/default_data.py
+++ b/app/default_data.py
@@ -11,6 +11,11 @@ def populate(session):
 	admin_user.rank = UserRank.ADMIN
 	session.add(admin_user)
 
+	session.add(MinetestRelease("None", 0))
+	session.add(MinetestRelease("0.4.16/17", 32))
+	session.add(MinetestRelease("5.0", 37))
+	session.add(MinetestRelease("5.1", 38))
+
 	tags = {}
 	for tag in ["Inventory", "Mapgen", "Building", \
 			"Mobs and NPCs", "Tools", "Player effects", \
@@ -34,7 +39,14 @@ def populate(session):
 		session.add(row)
 
 
-def populate_test_data(session, licenses, tags, admin_user):
+def populate_test_data(session):
+	licenses = { x.name : x for x in License.query.all() }
+	tags = { x.name : x for x in Tag.query.all() }
+	admin_user = User.query.filter_by(rank=UserRank.ADMIN).first()
+	v4 = MinetestRelease.query.filter_by(protocol=32).first()
+	v50 = MinetestRelease.query.filter_by(protocol=37).first()
+	v51 = MinetestRelease.query.filter_by(protocol=38).first()
+
 	ez = User("Shara")
 	ez.github_username = "Ezhh"
 	ez.forums_username = "Shara"
@@ -105,6 +117,7 @@ awards.register_achievement("award_mesefind",{
 
 	rel = PackageRelease()
 	rel.package = mod1
+	rel.min_rel = v51
 	rel.title = "v1.0.0"
 	rel.url = "https://github.com/rubenwardy/awards/archive/master.zip"
 	rel.approved = True
@@ -218,6 +231,7 @@ No warranty is provided, express or implied, for any part of the project.
 	rel = PackageRelease()
 	rel.package = mod
 	rel.title = "v1.0.0"
+	rel.max_rel = v4
 	rel.url = "https://github.com/ezhh/handholds/archive/master.zip"
 	rel.approved = True
 	session.add(rel)
diff --git a/app/models.py b/app/models.py
index 61e9222..1ff2904 100644
--- a/app/models.py
+++ b/app/models.py
@@ -472,8 +472,7 @@ class Package(db.Model):
 			"short_description": self.short_desc,
 			"type": self.type.toName(),
 			"release": release and release.id,
-			"thumbnail": (base_url + tnurl) if tnurl is not None else None,
-			"score": round(self.score * 10) / 10
+			"thumbnail": (base_url + tnurl) if tnurl is not None else None
 		}
 
 	def getAsDictionary(self, base_url, version=None, protonum=None):
@@ -708,8 +707,9 @@ class MinetestRelease(db.Model):
 	name     = db.Column(db.String(100), unique=True, nullable=False)
 	protocol = db.Column(db.Integer, nullable=False, default=0)
 
-	def __init__(self, name=None):
+	def __init__(self, name=None, protocol=0):
 		self.name = name
+		self.protocol = protocol
 
 	def getActual(self):
 		return None if self.name == "None" else self
diff --git a/app/tests/test_api.py b/app/tests/test_api.py
new file mode 100644
index 0000000..8009656
--- /dev/null
+++ b/app/tests/test_api.py
@@ -0,0 +1,105 @@
+import pytest
+from app import app
+from app.default_data import populate_test_data
+from app.models import db, License, Tag, User, UserRank, Package
+from utils import client, recreate_db, parse_json
+from utils import is_str, is_int, is_optional
+
+def validate_package_list(packages, strict=False):
+	valid_keys = {
+		"author", "name", "release",
+		"short_description", "thumbnail",
+		"title", "type"
+	}
+
+	for package in packages:
+		assert set(package.keys()).issubset(valid_keys)
+
+		assert is_str(package.get("author"))
+		assert is_str(package.get("name"))
+		if strict:
+			assert is_int(package.get("release"))
+		else:
+			assert is_optional(int, package.get("release"))
+		assert is_str(package.get("short_description"))
+		assert is_optional(str, package.get("thumbnail"))
+		assert is_str(package.get("title"))
+		assert is_str(package.get("type"))
+
+
+def test_packages_empty(client):
+	"""Start with a blank database."""
+
+	rv = client.get("/api/packages/")
+	assert parse_json(rv.data) == []
+
+
+def test_packages_with_contents(client):
+	"""Start with a test database."""
+
+
+	populate_test_data(db.session)
+	db.session.commit()
+
+	rv = client.get("/api/packages/")
+
+	packages = parse_json(rv.data)
+
+	assert len(packages) > 0
+	assert len(packages) == Package.query.filter_by(approved=True).count()
+
+	validate_package_list(packages)
+
+
+def test_packages_with_query(client):
+	"""Start with a test database."""
+
+	populate_test_data(db.session)
+	db.session.commit()
+
+	rv = client.get("/api/packages/?q=food")
+
+	packages = parse_json(rv.data)
+
+	assert len(packages) == 2
+
+	validate_package_list(packages)
+
+	assert (packages[0]["name"] == "food" and packages[1]["name"] == "food_sweet") or \
+		(packages[1]["name"] == "food" and packages[0]["name"] == "food_sweet")
+
+
+def test_packages_with_protocol_high(client):
+	"""Start with a test database."""
+
+	populate_test_data(db.session)
+	db.session.commit()
+
+	rv = client.get("/api/packages/?protocol_version=40")
+
+	packages = parse_json(rv.data)
+
+	assert len(packages) == 4
+
+	for package in packages:
+		assert package["name"] != "mesecons"
+
+	validate_package_list(packages, True)
+
+
+def test_packages_with_protocol_low(client):
+	"""Start with a test database."""
+
+	populate_test_data(db.session)
+	db.session.commit()
+
+	rv = client.get("/api/packages/?protocol_version=20")
+
+	packages = parse_json(rv.data)
+
+	assert len(packages) == 4
+
+	for package in packages:
+		assert package["name"] != "awards"
+
+	validate_package_list(packages, True)
diff --git a/app/tests/test_homepage.py b/app/tests/test_homepage.py
index 2bfdbca..1636b6d 100644
--- a/app/tests/test_homepage.py
+++ b/app/tests/test_homepage.py
@@ -14,11 +14,7 @@ def test_homepage_empty(client):
 def test_homepage_with_contents(client):
 	"""Start with a test database."""
 
-	licenses = { x.name : x for x in License.query.all() }
-	tags = { x.name : x for x in Tag.query.all() }
-	admin_user = User.query.filter_by(rank=UserRank.ADMIN).first()
-
-	populate_test_data(db.session, licenses, tags, admin_user)
+	populate_test_data(db.session)
 	db.session.commit()
 
 	rv = client.get("/")
diff --git a/app/tests/utils.py b/app/tests/utils.py
index 782bb1d..be2b869 100644
--- a/app/tests/utils.py
+++ b/app/tests/utils.py
@@ -1,4 +1,4 @@
-import pytest
+import pytest, json
 from app import app
 from app.models import db, User
 from app.default_data import populate
@@ -16,6 +16,21 @@ def recreate_db():
 	populate(db.session)
 	db.session.commit()
 
+def parse_json(b):
+	return json.loads(b.decode("utf8"))
+
+def is_type(t, v):
+	return v and isinstance(v, t)
+
+def is_optional(t, v):
+	return not v or isinstance(v, t)
+
+def is_str(v):
+	return is_type(str, v)
+
+def is_int(v):
+	return is_type(int, v)
+
 
 @pytest.fixture
 def client():
diff --git a/utils/setup.py b/utils/setup.py
index fb87fcc..1ac9bf3 100644
--- a/utils/setup.py
+++ b/utils/setup.py
@@ -40,6 +40,9 @@ if create_db:
 	db.create_all()
 
 print("Filling database...")
+
 populate(db.session)
 if test_data:
-	populate_test_data(licenses, tags, User.filter_by(rank=UserRank.ADMIN).first())
+	populate_test_data(db.session)
+
+db.session.commit()
diff --git a/utils/tests.sh b/utils/tests.sh
index 82df3d1..2330a23 100755
--- a/utils/tests.sh
+++ b/utils/tests.sh
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-docker exec contentdb_app_1 sh -c "FLASK_CONFIG=../config.cfg FLASK_APP=app/__init__.py python -m pytest app/tests/ --cov=app --disable-warnings"
+docker exec contentdb_app_1 sh -c "FLASK_CONFIG=../config.cfg FLASK_APP=app/__init__.py python -m pytest app/tests/ --disable-warnings"
diff --git a/utils/tests_cov.sh b/utils/tests_cov.sh
new file mode 100755
index 0000000..82df3d1
--- /dev/null
+++ b/utils/tests_cov.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+docker exec contentdb_app_1 sh -c "FLASK_CONFIG=../config.cfg FLASK_APP=app/__init__.py python -m pytest app/tests/ --cov=app --disable-warnings"