Apache Cassandra website, NoSQL database, CQL, replication

Apache Cassandra

Cassandra.apache.org is the official website for Apache Cassandra, an open source distributed NoSQL database with documentation, downloads, project news, community links, release information, and developer resources.

Website
cassandra.apache.org is the main public website for Apache Cassandra documentation, downloads, project news, release information, community links, and contribution resources.
Purpose
Apache Cassandra is a distributed NoSQL database for large datasets, high availability, replication, clustering, and workloads that need scale across nodes or regions.
Registration
Who.is lists apache.org as registered through NameCheap, Inc., with an expiration date in April 2029.
Cassandra.apache.org is the official website for Apache Cassandra documentation, downloads, releases, community resources, and distributed NoSQL database guidance.View logo on Apache Cassandra

What Apache Cassandra is

Apache Cassandra official site presents Cassandra as an open source NoSQL database for managing large amounts of data across commodity hardware or cloud infrastructure. The website provides documentation, project news, downloads, community information, release links, and guidance for using Cassandra's distributed database model.

Who uses Apache Cassandra

Apache Cassandra is used by backend engineers, platform teams, data infrastructure groups, cloud application teams, and organizations with large write-heavy or highly available data workloads. It is especially relevant when a system needs replication, horizontal scaling, fault tolerance, and control over how data is distributed across a cluster.

How the website is organized

The Cassandra website is organized around project documentation, getting-started material, downloads, blog posts, community links, contribution paths, and release information. The documentation area covers architecture, data modeling, CQL, configuration, operations, security, drivers, upgrades, and deployment patterns.

Distributed database model

Cassandra is built around distribution rather than a single primary database server. Data can be partitioned and replicated across nodes, which lets clusters continue serving requests when individual machines fail. That architecture helps with availability and scale, but it also requires careful data modeling and operational planning.

CQL and data modeling

Cassandra Query Language, often shortened to CQL, gives users a familiar SQL-like way to define tables and query data. The website documentation makes clear that Cassandra data modeling is query-driven: teams design tables around access patterns, partition keys, clustering columns, and replication behavior rather than treating it like a general relational schema.

Operations and releases

Operational documentation is central to Cassandra because clusters need configuration, monitoring, repair, compaction, backup, security, and upgrade planning. The official site links release notes and versioned docs so administrators can match guidance to the Cassandra version they actually run.

Why it matters

Apache Cassandra matters because some applications need databases that remain available and scalable as data grows across many machines. Its official website gives readers a durable reference for the project, the distributed architecture, the query language, and the operational practices needed to run Cassandra responsibly.

Strengths and tradeoffs

Cassandra is strong for high availability, distributed writes, horizontal scale, and workloads designed around known access patterns. The tradeoffs include data-modeling complexity, operational discipline, eventual consistency choices, cluster maintenance, and the need to understand when a relational database or a different NoSQL system would be simpler.

WHOIS domain data

Data pulled: May 24, 2026View current WHOIS record

Domain
apache.org
IP address
151.101.2.132
Registrar
NameCheap, Inc.
WHOIS server
whois.namecheap.com
Referral URL
http://www.namecheap.com
Created
April 11, 1995
Updated
June 2, 2021
Expires
April 12, 2029
Nameservers
ns-1139.awsdns-14.org; ns-1955.awsdns-52.co.uk; ns-303.awsdns-37.com; ns-558.awsdns-05.net
Domain status
clientDeleteProhibited; clientTransferProhibited
DNSSEC
unsigned
Contact privacy
Registrant contact details are redacted for privacy purposes.