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Apache Kafka

kafka.apache.org
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Open-source distributed event streaming platform

How to Replace Apache Kafka
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Overview

Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications. More than 80% of Fortune 100 companies trust and use Apache Kafka. It enables organizations to process streams of events with high throughput, scalability, and reliability.

Features

12 features across 9 categories

Developer Tools(1)

Client Libraries

Read, write and process streams of events in a vast array of programming languages

Also in: Jobber, Hugging Face, 1Password

Ecosystem(1)

Open Source Ecosystem

Large ecosystem of open source tools with community-driven tooling

Also in: Workato, Creatio, OpenMage LTS

Infrastructure(1)

Scalability

Scale production clusters up to a thousand brokers, trillions of messages per day, petabytes of data, hundreds of thousands of partitions. Elastically expand and contract storage and processing.

Also in: Litmos, marvel-app, LiveKit

Integration(1)

Kafka Connect

Out-of-the-box Connect interface integrates with hundreds of event sources and event sinks including Postgres, JMS, Elasticsearch, AWS S3, and more

Also in: monday.com, Notion, Airtable

Performance(1)

High Throughput

Deliver messages at network limited throughput using a cluster of machines with latencies as low as 2ms

Also in: Jira Service Management, Hugging Face, WordPress.com

Processing(2)

Built-in Stream Processing

Process streams of events with joins, aggregations, filters, transformations, and more, using event-time and exactly-once processing

Exactly-Once Processing

Efficient exactly-once processing semantics for mission-critical applications

Also in: Uploadcare, Mux, Brightcove

Reliability(3)

Guaranteed Ordering

Mission-critical support with guaranteed ordering of messages

High Availability

Stretch clusters efficiently over availability zones or connect separate clusters across geographic regions

Zero Message Loss

Ensure no messages are lost with fault-tolerant architecture

Also in: Make, LiveKit, Internal-io

Storage(1)

Permanent Storage

Store streams of data safely in a distributed, durable, fault-tolerant cluster

Also in: Yandex Disk, Notion, Bitwarden

Support(1)

Documentation and Training

Rich documentation, online training, guided tutorials, videos, sample projects, and Stack Overflow support

Cost Calculator

Pricing data not available for Apache Kafka. Check their website for current pricing.

Build vs Buy

Should you build a Apache Kafka alternative or buy the subscription? Estimate based on 12 features.

Buy Apache Kafka

Better Value
Monthly costContact Sales
3-year totalVaries
Time to deployDays

Build Your Own

Development cost$12,000
Maintenance$180/mo
3-year total$18,480
Dev time~1 months

Buying Apache Kafka saves ~$18,480 over 3 years vs building.

Estimates based on 12 features and a BuildScore of 5/5. Actual costs vary.

Integrations

4 known integrations

AWS S3ElasticsearchJMSPostgres