Koios

Decentralised, community-operated REST API for Cardano chain data, run by a cluster of independent stake pool operators. It is the source of the pool metrics used across this directory.

Preview of the business's website.

Services

Free Cardano REST API
Pool list and pool info endpoints
Elastic query layer
Community-run instances

Highlights

#cardano
#staking
#pool-tools
#api
#developer

Source: Official website. Last checked 2026-09-18. Spot an error? Tell us.

Nearby and similar

More stake pools

All stake pools

AdaStat

Pool Tools & Explorers

Open-source Cardano explorer with per-pool pages for stake, margin, fixed cost and epoch-by-epoch block counts. Useful for checking a pool before delegating.

adastat.net

Armada Alliance

Pool Tools & Explorers

Alliance of Cardano stake pool operators running their nodes on low-power ARM hardware, with shared guides, scripts and a directory of member pools.

armada-alliance.com

Balance Analytics

Pool Tools & Explorers

Analytics service that publishes Cardano stake distribution, pool group and single-pool-operator research, including the widely cited reports on multi-pool operator concentration.

balanceanalytics.io

Cardanoscan

Pool Tools & Explorers

Long-running Cardano explorer whose pool section lists every registered stake pool with live stake, saturation, fees and recently minted blocks. Also exposes pool metadata and certificates.

cardanoscan.io

Cexplorer

Pool Tools & Explorers

Cardano block explorer with a detailed stake pool section covering fees, pledge, saturation, delegator counts and historical rewards. It absorbed the older ADApools pool directory.

cexplorer.io

Guild Operators Tools (CNTools)

Pool Tools & Explorers

Open-source toolkit maintained by the Cardano Community guild for running a stake pool: CNTools for wallet and pool management, gLiveView for node monitoring, and step-by-step operator documentation.

cardano-community.github.io

Node hardware

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