Developer resources

The following developer resources help you get started developing on the Concordium network.

Official resources

• See Node setup for information about the requirements to run a node and the available platforms for nodes.

• See SDKs and APIs for links to SDKs and APIs for development

• See Smart contracts for general information about smart contracts

  • Smart contract libraries

• GitHub

• Concordium standards and updates

  • CIS2 token standard is applicable for Smart Contracts v1.

• For information about how to create proofs to verify identity for dApps and services see Create proofs.

• See dApp examples for a list of dApp examples and their resources.

• For testing purposes, a node is available on testnet to use when testing smart contracts and dApps. You can use this node for API calls of chain methods only with GRPC v1, gRPC v2, and gRPC web. The address is node.testnet.concordium.com on port 10000 (GRPCv1) and port 20000 (gRPCv2 and gRPC-web). This node is maintained by Concordium, but Concordium does not guarantee availability. The status of this node is available on the Testnet status page.

• Block explorers

  The following are links to the block and status explorers. For a description of the information available on the pages, see Dashboards and Status pages.

  • Mainnet block explorer

  • Testnet block explorer

  • Mainnet status page

  • Testnet status page

  • CCDScan

• Discourse

• Telegram

• Discord

Community resources

• Block explorer built by a user in the Netherlands

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