# Dependencies
## Debian / Ubuntu and derivatives
- 1. Install basic utility programs needed for the installation
-
+ 1. On a fresh Debian/Ubuntu, as root user, install basic utility programs needed for the installation
+
```
-$ sudo apt-get install curl sudo unzip vim
+# apt-get install curl sudo unzip vim
```
- 2. Install certbot (choose instructions for nginx and your distribution) :
+ 2. It would be wise to disable root access and to continue this tutorial with a user with sudoers group access
+
+ 3. Install certbot (choose instructions for nginx and your distribution) :
[https://certbot.eff.org/all-instructions](https://certbot.eff.org/all-instructions)
- 3. Install NodeJS 8.x (current LTS):
+ 4. Install NodeJS 8.x (current LTS):
[https://nodejs.org/en/download/package-manager/#debian-and-ubuntu-based-linux-distributions](https://nodejs.org/en/download/package-manager/#debian-and-ubuntu-based-linux-distributions)
- 4. Install yarn:
+ 5. Install yarn:
[https://yarnpkg.com/en/docs/install#linux-tab](https://yarnpkg.com/en/docs/install#linux-tab)
- 5. Run:
+ 6. Run:
```
$ sudo apt update
$ sudo apt install nginx ffmpeg postgresql openssl g++ make redis-server git
+$ ffmpeg -version # Should be >= 3.x
+$ g++ -v # Should be >= 5.x
+```
+
+if you still have a 2.x ffmpeg version on ubuntu-server :
+```
+$ sudo add-apt-repository ppa:jonathonf/ffmpeg-3
+$ sudo apt-get update
+$ sudo apt install ffmpeg
```
## Arch Linux
## Other distributions
Feel free to update this file in a pull request!
-