diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..8aa2645
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) [year] [fullname]
+
+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.
diff --git a/firefox.md b/firefox.md
index 2ff0844..e97da0b 100644
--- a/firefox.md
+++ b/firefox.md
@@ -6,7 +6,7 @@ Sources: [this](https://www.quippd.com/firefox/wiki/recommended-extensions/), [t
 
 | Name                                     | Foss                                                                              | Links                                                                                                                                                            | Description                                                                                                                                                                                                    |
 | :--------------------------------------- | :-------------------------------------------------------------------------------- | :--------------------------------------------------------------------------------------------------------------------------------------------------------------- | :------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
-| Sideberry                                | [Repo](https://github.com/mbnuqw/sidebery)                                        | [AMO](https://addons.mozilla.org/en-US/firefox/addon/sidebery/)                                                                                                                        | Ever wanted to manage your tabs nicely, look no further! With this extensions you can manage your tabs like trees and organize them gorgeously                                                                 |
+| Sideberry                                | [Repo](https://github.com/mbnuqw/sidebery)                                        | [AMO](https://addons.mozilla.org/en-US/firefox/addon/sidebery/)                                                                                                  | Ever wanted to manage your tabs nicely, look no further! With this extensions you can manage your tabs like trees and organize them gorgeously                                                                 |
 | Enhancer for YouTube™                    | False                                                                             | [AMO](https://addons.mozilla.org/en-US/firefox/addon/enhancer-for-youtube/)                                                                                      | many additions for your YT experience                                                                                                                                                                          |
 | Midnight Lizard                          | [Repo](https://github.com/Midnight-Lizard)                                        | [AMO](https://addons.mozilla.org/en-US/firefox/addon/midnight-lizard-quantum/), [Home](https://midnight-lizard.org/home)                                         | Flexible dark mode for every website                                                                                                                                                                           |
 | NoScript Security Suite                  | [Repo](https://github.com/hackademix/noscript/)                                   | [AMO](https://addons.mozilla.org/en-US/firefox/addon/noscript/), [Home](https://noscript.net)                                                                    | for those who dislike every bit of JS on every website and want to regulate that                                                                                                                               |