Open Source Projects tagged "Kafka"
A curated collection of the best open source projects tagged "Kafka". Each listing includes a website screenshot along with a detailed review of its features.
S3-based serverless Kafka reinvented for cost efficiency
Stars
10,923Last commit
20 hours agoLicense
Apache-2.0
AutoMQ is a serverless Kafka alternative built on S3 that offers 10x cost savings, easy scalability, and full Kafka compatibility.
Open Source Alternative to:
Open source metering and billing infrastructure for any pricing model
Stars
6,873Last commit
9 hours agoLicense
AGPL-3.0
A flexible billing platform that handles usage-based metering, credit management, and subscription billing, giving developers full control over pricing models.
Open Source Alternative to:
Distributed OLAP database for real-time analytics at scale
Stars
6,171Last commit
9 hours agoLicense
Apache-2.0
Sub-second SQL queries on fresh streaming data at petabyte scale, built for high-concurrency user-facing apps and AI agent backends.
Open Source Alternative to:
High-performance graph computing for scalable data analysis
Stars
4,653Last commit
9 hours agoLicense
Unknown
Memgraph is a scalable, in-memory graph database solution offering high-performance computing and Neo4j compatibility.
Open Source Alternative to:
Webhook delivery platform with retries, security, and a portal
Stars
3,477Last commit
2 days agoLicense
MIT
Add customer-facing webhooks to your product without building the infrastructure. Handles retries, signatures, multi-tenancy, filtering, and monitoring at scale.
Open Source Alternative to:
Real-time usage metering and billing for AI companies
Stars
2,440Last commit
1 day agoLicense
Apache-2.0
Open source billing platform that turns events into revenue with real-time metering, usage limits, and flexible pricing. Integrates with Stripe, CRMs, and payment providers.
Open Source Alternative to:
Open-source message stream built on Postgres
Stars
2,225Last commit
9 months agoLicense
MIT
Sequin offers a feature-rich messaging system with a simple HTTP API, providing RabbitMQ-like functionality without adding complexity to your stack.
Open Source Alternative to:
Fast, scalable analytics infrastructure
Stars
1,666Last commit
7 months agoLicense
MIT
Open source analytics platform built on ClickHouse and Kafka, offering high-speed event tracking and real-time querying capabilities.
Open Source Alternative to:
InfluxDB – The purpose-built time series platform for high-velocity ingestion and real-time queries at scale.
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