etcd
Open SourceAbout etcd
etcd is a distributed key-value store that stores data for distributed systems. It is strongly consistent and provides a reliable way to store data accessed by a distributed system or cluster of machines. It handles leader elections during network partitions. It can tolerate machine failure, including failure of the leader node. It is distributed using the Raft protocol. etcd is a CNCF project.
Used for
- Reading and writing values using standard HTTP tools such as curl
- Storing data in hierarchically organized directories
- Watching specific keys or directories for changes
- Reacting to changes in values
- Setting TTLs for key expiration
From etcd's own website, read 2026-10-23. How we build listings.
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