diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..9da8511
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,19 @@
+Copyright 2021 Leonardo Lucena
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
\ No newline at end of file
diff --git a/README.md b/README.md
index a80043c..800ae41 100644
--- a/README.md
+++ b/README.md
@@ -1,65 +1,16 @@
-# potigol-language README
+# Potigol Language
 
-This is the README for your extension "potigol-language". After writing up a brief description, we recommend including the following sections.
+Potigol language (potigol.github.io)
 
 ## Features
 
-Describe specific features of your extension including screenshots of your extension in action. Image paths are relative to this README file.
+Syntax highlight
 
-For example if there is an image subfolder under your extension project workspace:
-
-\!\[feature X\]\(images/feature-x.png\)
-
-> Tip: Many popular extensions utilize animations. This is an excellent way to show off your extension! We recommend short, focused animations that are easy to follow.
-
-## Requirements
-
-If you have any requirements or dependencies, add a section describing those and how to install and configure them.
-
-## Extension Settings
-
-Include if your extension adds any VS Code settings through the `contributes.configuration` extension point.
-
-For example:
-
-This extension contributes the following settings:
-
-* `myExtension.enable`: enable/disable this extension
-* `myExtension.thing`: set to `blah` to do something
-
-## Known Issues
-
-Calling out known issues can help limit users opening duplicate issues against your extension.
 
 ## Release Notes
 
-Users appreciate release notes as you update your extension.
 
 ### 1.0.0
 
-Initial release of ...
-
-### 1.0.1
-
-Fixed issue #.
-
-### 1.1.0
-
-Added features X, Y, and Z.
-
------------------------------------------------------------------------------------------------------------
-
-## Working with Markdown
-
-**Note:** You can author your README using Visual Studio Code.  Here are some useful editor keyboard shortcuts:
-
-* Split the editor (`Cmd+\` on macOS or `Ctrl+\` on Windows and Linux)
-* Toggle preview (`Shift+CMD+V` on macOS or `Shift+Ctrl+V` on Windows and Linux)
-* Press `Ctrl+Space` (Windows, Linux) or `Cmd+Space` (macOS) to see a list of Markdown snippets
-
-### For more information
-
-* [Visual Studio Code's Markdown Support](http://code.visualstudio.com/docs/languages/markdown)
-* [Markdown Syntax Reference](https://help.github.com/articles/markdown-basics/)
+First public release
 
-**Enjoy!**
diff --git a/package.json b/package.json
index 69c69a4..484b89b 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,10 @@
 {
     "name": "potigol-language",
     "displayName": "Potigol Language",
+    "publisher": "Potigol",
     "description": "Syntax highlighting for Potigol language",
-    "version": "0.0.2",
+    "version": "1.0.0",
+    "repository": "https://github.com/potigol/potigol-language",
     "engines": {
         "vscode": "^1.55.0"
     },
@@ -10,16 +12,27 @@
         "Programming Languages"
     ],
     "contributes": {
-        "languages": [{
-            "id": "potigol",
-            "aliases": ["Potigol", "potigol"],
-            "extensions": [".poti",".potigol"],
-            "configuration": "./language-configuration.json"
-        }],
-        "grammars": [{
-            "language": "potigol",
-            "scopeName": "source.potigol",
-            "path": "./syntaxes/potigol.tmLanguage.json"
-        }]
-    }
-}
\ No newline at end of file
+        "languages": [
+            {
+                "id": "potigol",
+                "aliases": [
+                    "Potigol",
+                    "potigol"
+                ],
+                "extensions": [
+                    ".poti",
+                    ".potigol"
+                ],
+                "configuration": "./language-configuration.json"
+            }
+        ],
+        "grammars": [
+            {
+                "language": "potigol",
+                "scopeName": "source.potigol",
+                "path": "./syntaxes/potigol.tmLanguage.json"
+            }
+        ]
+    },
+    "license": "MIT"
+}