Apache Pulsar
UnclaimedCloud-native, distributed messaging and streaming platform for real-time workloads.
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TL;DR - Apache Pulsar
- Cloud-native, distributed messaging and streaming platform.
- Scales horizontally with low latency and supports up to 1M topics.
- Offers multi-tenancy, geo-replication, and serverless functions.
Pricing: Free forever
Best for: Individuals & startups
Pros & Cons
Pros
- High scalability and low latency for real-time workloads.
- Cloud-native design with Kubernetes integration.
- Comprehensive feature set including multi-tenancy, geo-replication, and tiered storage.
- Supports a wide range of client languages and third-party integrations.
- Open-source with a large and active community.
Cons
- Can have a steeper learning curve due to its advanced features and distributed architecture.
- Requires careful management of its underlying components like Apache BookKeeper and ZooKeeper.
Key Features
Rapid Horizontal ScalabilityLow-latency messaging and streaming (<10ms)Supports up to 1 million topicsMulti-tenancy with access controlAutomatic Load BalancingCloud-native (K8s Ready)Seamless Geo-ReplicationOfficial multi-language support (Java, Go, Python, C++, Node.js, C#)
Pricing
Free
Apache Pulsar is completely free to use with no hidden costs.
About Apache Pulsar
By Toolradar Team·
Apache Pulsar is an open-source, distributed messaging and streaming platform designed for cloud environments. It offers an all-in-one solution for messaging and streaming, capable of handling millions of messages per second with low latency. Its unique layered architecture allows for rapid horizontal scaling across hundreds of nodes without requiring data reshuffling.
Pulsar is built for organizations of all sizes, supporting multi-tenancy with resource separation and access control, geo-replication across regions, and tiered storage for unlimited data retention. It simplifies application architectures by supporting up to one million unique topics in a single cluster and provides official client libraries for multiple programming languages. Additionally, it features serverless functions for message processing and integrates with popular third-party systems for data ingestion and egress.
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Apache Pulsar FAQ
What is Apache Pulsar?
Apache Pulsar is an open-source, distributed messaging and streaming platform built for cloud environments. It provides an all-in-one solution for handling real-time data streams and messages at scale, offering features like low-latency processing, horizontal scalability, multi-tenancy, and geo-replication.
How much does Apache Pulsar cost?
Apache Pulsar is an open-source project under the Apache Software Foundation, meaning it is free to use.
Is Apache Pulsar free?
Yes, Apache Pulsar is free as it is an open-source project.
Who is Apache Pulsar for?
Apache Pulsar is for developers and organizations of all sizes that require a robust, scalable, and cloud-native platform for messaging and streaming. It's particularly well-suited for use cases involving real-time data processing, microservices communication, event-driven architectures, and large-scale data ingestion and distribution.
Source: pulsar.apache.org