HOW to use

Our user-friendly platform offers many possibilities to interact with each other. On this page, find all the support you need to fully enjoy your experience.

Register on

Once on home page :

Upload a profile picture

Log in

Add a view only public link on your profile page

If you wish to share documents, website, code, portfolio, etc... with other members, you can attach a view only public link to your account. Log in

Create a new chat

Once logged in

Add participants to a given chat

Once logged in

See only the chats I follow

Once logged in, when you are in the welcome area (PERRINN logo at the top of the chat list), you have access to all the feeds from the platform. To filter on those you are participating in, click on your profile picture at the top left corner of the screen.

Attend an online meeting

Like in an office, PERRINN members can go in the meeting room and attend any meeting they wish. On homepage:

Access PERRINN 424 project data

All data relative to PERRINN projects are stored on Google Drive. On homepage:

Access PERRINN 424 CAD files in Onshape

The whole 424 design is available in Onshape. On

Join the PERRINN WhatsApp community

Keep posted by joining the PERRINN WhatsApp community. On

Go to 424 BrambleCFD platform

424 BrambleCFD platform is where all our CFD tests are performed. On

Open Github PERRINN repository

Github is where all code related to and the 424 Unity simulation is stored. On

Download and open the 424 Unity Simulation project

If you want to work on the simulation and test it, here is how to proceed:

Choose your preferred currency to display all values in the application


Contribute money


Send money to other members in the application


Sign a contract


Declare hours spent on a task and trigger account credit

Once your contract is signed, go to

You cannot declare more than 10 hours every 24h. Hours validated and available in this window are written in green at the bottom right angle of the message you have just sent.

Tip: Feel free to have a look at other members' messages to see some examples of updates they have shared.

Set up a meeting


Create a survey