Developers post live apps, integrations, or demos.

Ecosystem Showcase & Launches

With Bridge Kit v1.5.0 now live, bridging native USDC into Arc testnet becomes even more dependable. The addition of new chains like Monad means Arc can receive liquidity from a wider ecosystem without extra integration work. Improvements to FAST transfers, especially automatic re-attestation when delays occur, reduce failed transactions and make testing smoother for builders.

This matters because Arc is not building a custom bridge stack. It is leaning into proven Circle tooling. As Bridge Kit evolves, Arc inherits better reliability, broader chain access, and cleaner USDC settlement by default.

For developers experimenting on Arc testnet, this lowers friction and keeps the focus on building real applications rather than debugging crosschain transfers.

What kind of applications would you like to see built on Arc first now that USDC bridging into the testnet is becoming simpler and more reliable?

Arc Testnet continues to benefit from Circle’s expanding USDC infrastructure.

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