diff --git a/osv/ecosystems/_ecosystems.py b/osv/ecosystems/_ecosystems.py
index 1ccc811218f..1275090349c 100644
--- a/osv/ecosystems/_ecosystems.py
+++ b/osv/ecosystems/_ecosystems.py
@@ -47,6 +47,7 @@
     'Go': SemverEcosystem,
     'Hackage': Hackage,
     'Hex': SemverEcosystem,
+    'Julia': SemverEcosystem,
     'Mageia': RPM,
     'Maven': Maven,
     'MinimOS': APK,
diff --git a/osv/purl_helpers.py b/osv/purl_helpers.py
index ab24e5aebe1..58505f5d4a9 100644
--- a/osv/purl_helpers.py
+++ b/osv/purl_helpers.py
@@ -57,6 +57,8 @@
         EcosystemPURL('hackage', None),
     'Hex':
         EcosystemPURL('hex', None),
+    'Julia':
+        EcosystemPURL('julia', None),
     # Linux
     'Mageia':
         EcosystemPURL('rpm', 'mageia'),
diff --git a/osv/purl_helpers_test.py b/osv/purl_helpers_test.py
index 5f7fe8543eb..ba46a537b15 100644
--- a/osv/purl_helpers_test.py
+++ b/osv/purl_helpers_test.py
@@ -98,6 +98,12 @@ def tests_package_to_purl(self):
     self.assertEqual('pkg:hex/acme/foo',
                      purl_helpers.package_to_purl('Hex', 'acme/foo'))
 
+    self.assertEqual('pkg:julia/Example',
+                     purl_helpers.package_to_purl('Julia', 'Example'))
+
+    self.assertEqual('pkg:julia/Dates',
+                     purl_helpers.package_to_purl('Julia', 'Dates'))
+
     self.assertEqual('pkg:npm/test-package',
                      purl_helpers.package_to_purl('npm', 'test-package'))
 
@@ -204,6 +210,23 @@ def test_parse_purl(self):
     self.assertEqual(('Hex', 'acme/foo', '2.3.'),
                      purl_helpers.parse_purl('pkg:hex/acme/foo@2.3.'))
 
+    self.assertEqual(('Julia', 'Example', None),
+                     purl_helpers.parse_purl('pkg:julia/Example'))
+
+    self.assertEqual(
+        ('Julia', 'Example', None),
+        purl_helpers.parse_purl(
+            'pkg:julia/Example?uuid=7876af07-990d-54b4-ab0e-23690620f79a'))
+
+    self.assertEqual(('Julia', 'Example', '0.5.5'),
+                     purl_helpers.parse_purl('pkg:julia/Example@0.5.5'))
+
+    self.assertEqual(
+        ('Julia', 'Example', '0.5.5'),
+        purl_helpers.parse_purl(
+            'pkg:julia/Example@0.5.5?uuid=7876af07-990d-54b4-ab0e-23690620f79a')
+    )
+
     self.assertEqual(('Mageia', 'python-aiohttp', None),
                      purl_helpers.parse_purl(
                          'pkg:rpm/mageia/python-aiohttp?distro=mageia-9'))