Transparency on donation usage
We make the link between impact and generosity visible
Discover the platformLaunch planned Q3 2026
A shared observation
Donor side
"I don't know how my money is being used." 6 out of 10 donors want more transparency on how their donations are used.
Association side
"Proving our good management takes forever." Associations spend hundreds of hours producing reports to reassure their funders.
What Common Link brings
Total transparency
Every donation is recorded with unfalsifiable cryptographic proof. Donors see exactly where their money goes.
BlockchainVerifiable proof
Every expense comes with a timestamped and verified receipt. No more opaque reports.
VerifiableTotal simplicity
No need to understand blockchain. Donors give in euros, associations spend in euros.
AccessibleHow it works
The association registers
Free registration in 5 minutes. Automatic verification via the SIRENE directory.
The donor gives in euros
Simple donation by card or bank transfer. Automatic conversion and on-chain recording.
Every euro is tracked
Expenses recorded with receipts. Digital tax receipt (NFT) for the donor.
Traceability guarantee
Our technology relies on the Ethereum blockchain and regulated stablecoins. Every transaction is immutable, publicly verifiable, and compliant with European regulations.
Where are we now
Platform
Technical architecture validated. Smart contracts in development. Donor interface in design.
In developmentPartnerships
Looking for partners for EURx management and compliance.
In progressBeta launch
Pilot program with 5 partner associations planned for Q3 2026. Registrations open.
Q3 2026Frequently asked questions
Do I need to understand blockchain to use Common Link?+
No, absolutely not. Common Link is designed to be as simple as a bank transfer. The blockchain works in the background, you never need to interact with it directly.
How are donations tracked?+
Each donation is converted to stablecoin (EUR CoinVertible) and recorded on the Ethereum blockchain. Each association expense is also recorded with a timestamped receipt.
Do I receive a tax receipt?+
Yes. Each donation automatically generates a digital tax receipt in the form of an NFT, which you can download or keep in your donor space.
Which associations can register?+
Any association registered in the SIRENE directory can register for free. Verification is automatic.
How much does it cost?+
Registration is free for associations and donors. Common Link charges a 2.5% commission on each donation to fund the platform and blockchain fees.
Is the data secure?+
Yes. Personal data is stored encrypted and GDPR compliant. Only transaction proofs are public on the blockchain (without personal data).