diff --git a/.npmignore b/.npmignore
index dce48325..b5033466 100644
--- a/.npmignore
+++ b/.npmignore
@@ -24,3 +24,12 @@ venv
 .travis.yml
 CHANGELOG.md
 README.md
+demos
+*__pycache__*
+build
+.vscode
+tests
+dist
+usage*
+.circleci
+.github
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 60675c23..e665d3b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [0.3.0] - 2021-05-19 
+
+### Added
+* Contributed initial build of Julia package.
+* R package now includes an example application for `cytoCytoscape`.
 
 ### Changed
 * Dash has been upgraded to 1.* in requirements.txt and tests/requirements.txt (#123)
@@ -15,7 +19,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 * Various security fixes
 
-## [0.2.0] - 20120-07-09
+## [0.2.0] - 2020-07-09
 
 ### Added
 * Contributed initial build of R package.
diff --git a/dash_cytoscape/package.json b/dash_cytoscape/package-info.json
similarity index 86%
rename from dash_cytoscape/package.json
rename to dash_cytoscape/package-info.json
index e2766c49..97f8563f 100644
--- a/dash_cytoscape/package.json
+++ b/dash_cytoscape/package-info.json
@@ -1,6 +1,6 @@
 {
   "name": "dash-cytoscape",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "description": "A Component Library for Dash aimed at facilitating network visualization in Python, wrapped around Cytoscape.js",
   "repository": {
     "type": "git",
@@ -21,10 +21,8 @@
     "build:js-dev-extra": "webpack --config webpack.dev.extra.config.js",
     "build:js-extra": "webpack --config webpack.prod.extra.config.js",
     "build:js-all": "npm run build:js && npm run build:js-dev && npm run build:js-dev-extra && npm run build:js-extra",
-    "build:py": "dash-generate-components ./src/lib/components dash_cytoscape",
-    "build:py-activated": "(. venv/bin/activate || venv\\scripts\\activate && npm run build:py)",
-    "build:r": "dash-generate-components ./src/lib/components dash_cytoscape --r-prefix='cyto'",
-    "build:all": "npm run build:js-all && npm run build:py",
+    "build:backends": "dash-generate-components ./src/lib/components dash_cytoscape -p package-info.json --r-prefix 'cyto' --jl-prefix 'cyto'",
+    "build:all": "npm run build:js-all && npm run build:backends",
     "build:all-activated": "(. venv/bin/activate || venv\\scripts\\activate && npm run build:all)"
   },
   "author": "The Plotly Team <cytoscape@plotly.com>",
diff --git a/package.json b/package.json
index e2766c49..97f8563f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dash-cytoscape",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "description": "A Component Library for Dash aimed at facilitating network visualization in Python, wrapped around Cytoscape.js",
   "repository": {
     "type": "git",
@@ -21,10 +21,8 @@
     "build:js-dev-extra": "webpack --config webpack.dev.extra.config.js",
     "build:js-extra": "webpack --config webpack.prod.extra.config.js",
     "build:js-all": "npm run build:js && npm run build:js-dev && npm run build:js-dev-extra && npm run build:js-extra",
-    "build:py": "dash-generate-components ./src/lib/components dash_cytoscape",
-    "build:py-activated": "(. venv/bin/activate || venv\\scripts\\activate && npm run build:py)",
-    "build:r": "dash-generate-components ./src/lib/components dash_cytoscape --r-prefix='cyto'",
-    "build:all": "npm run build:js-all && npm run build:py",
+    "build:backends": "dash-generate-components ./src/lib/components dash_cytoscape -p package-info.json --r-prefix 'cyto' --jl-prefix 'cyto'",
+    "build:all": "npm run build:js-all && npm run build:backends",
     "build:all-activated": "(. venv/bin/activate || venv\\scripts\\activate && npm run build:all)"
   },
   "author": "The Plotly Team <cytoscape@plotly.com>",
diff --git a/setup.py b/setup.py
index 364f90dd..f46278b1 100644
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@
 from setuptools import setup, find_packages
 
 
-with open(os.path.join('dash_cytoscape', 'package.json')) as f:
+with open('package.json') as f:
     package = json.load(f)
 
 package_name = package["name"].replace(" ", "_").replace("-", "_")