Signing in on is free. Once you own some Shares, you have full access to the team. You can buy Shares from or exchange Shares with existing members directly inside the PERRINN app.

On, you can give Shares to another member of your choice. The transaction is instantaneous.

Shares align all PERRINN members. Instant Membership Benefits:

  • You become member of our global community, you can communicate and meet our people online.

  • You are added to our Google Group and are invited to our weekly meetings

  • You have access to our Google Drive database where you can view and add documents

  • You are added to our Onshape Team and have access to our design data in Onshape

  • You have access to other members' messages on, you can start chatting with any member instantly

  • You get insights into our open source projects like Project 424

  • You can drive the 424 car in our Unity3D simulation and we help you if you have any question about it

  • You can learn from our projects and ask questions if you are stuck

Over the next 5-10 years PERRINN will belong entirely to the community. It will be made possible thanks to the trust built through our open community platform.

Once you belong to our unique worldwide passionate community, you have access to every feature on, with no restriction. You are free to follow, see all data, participate, ask questions,...

Open Communication

Chat with other team members on, follow every conversations, participate in video team meetings on Google meet, access the team database on Google Drive and other open source platforms.

Global Network

Be part of a global network, meet new people from different continents that have mutual interests, participate in our unique team.

Open Source Projects

Communicate, read and write data in an open source environment.