Featured Open Source Projects

A hand-maintained selection of our UTxO blockchain libraries, nodes, indexers, services, and operator tools across Cardano and Handshake. Explore the source, read the documentation, or download a release when a project ships installable binaries.

gOuroboros logo

gOuroboros

A Go implementation of Cardano's Ouroboros network protocol and mini-protocols—the foundation for Blink's Cardano tooling and integrations.

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Adder logo

Adder

A configurable Cardano chain event tool that turns blocks and transactions into application-ready events for downstream systems.

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Dingo logo

Dingo

A Cardano node implementation in Go with network sync, ledger validation, block production, and multiple application-facing APIs.

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nview logo

nview

A terminal dashboard for inspecting a local Cardano node and its health from the operator's workstation.

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Tx Submit API logo

Tx Submit API

A Go service that accepts signed Cardano transactions over HTTP and submits them through the node's local submission protocol.

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Bluefin logo

Bluefin

A standalone Go miner for the Fortuna (TUNA) network that synchronizes the chain and submits mining transactions to remote nodes.

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Bursa logo

Bursa

A programmable Cardano wallet in Go with API, CLI, and library interfaces for application integrations.

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Cardano Node API logo

Cardano Node API

A Go service that exposes a Cardano node's local interface through practical HTTP APIs for applications and operators.

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TxTop logo

TxTop

A focused terminal view of a Cardano node's mempool, designed for quick transaction triage by operators.

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Tx Submit API Mirror

A lightweight cardano-submit-api-compatible service that mirrors transaction submissions asynchronously to configured backends.

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Handshake Node

A Go implementation of the Handshake blockchain node, including consensus, covenants, name state, peer-to-peer transport, mining, and RPC interfaces.

cDNSd

A Handshake naming service that indexes Cardano-based second-level domains and resolves them at runtime.

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Plutigo

A pure-Go evaluator for Untyped Plutus Core, covering Cardano Plutus V1–V3 with early V4 support.

cardano-up

A command-line utility for installing and managing Cardano services across versions and network contexts.