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What is Apache Pulsar?

Apache Pulsar is a cloud-oriented distributed messaging and streaming platform that was originally created at Yahoo! and is now acknowledged as a top-level project by the Apache Software Foundation. Its deployment is notably simple, thanks to a lightweight computing model and intuitive APIs that remove the need for users to manage their own stream processing systems. With over five years of production use at Yahoo!, Pulsar has proven its capability to handle millions of messages per second across a multitude of topics. Designed from the ground up as a multi-tenant architecture, it inherently supports critical features such as isolation, authentication, authorization, and quota management. Furthermore, it offers the ability to configure data replication across data centers situated in diverse geographical locations. Pulsar's persistent message storage, which leverages Apache BookKeeper, provides guaranteed IO-level isolation for writing and reading operations, enhancing system performance. Additionally, a RESTful admin API is available, which aids in the provisioning, management, and monitoring processes. This unique blend of functionalities positions Apache Pulsar as a powerful and reliable solution for contemporary messaging and streaming requirements, ensuring it meets the demands of various applications and industries.

What is Ably?

Ably stands out as the leading platform for realtime experiences. With more WebSocket connections than any competing pub/sub service, we facilitate connections for over a billion devices each month. Companies rely on us for their essential applications, including chat, notifications, and broadcasts, ensuring that these services run reliably, securely, and at an impressive scale. Our commitment to excellence makes us the preferred choice for businesses seeking to enhance their realtime capabilities.

Media

Media

Integrations Supported

Kestra
Netdata
Okyline
RisingWave

Integrations Supported

AdonisJS
Azure Functions
Clojure
Google Cloud Functions
IFTTT
Java
NativeScript
Node.js
Objective-C
PHP
RabbitMQ
React
React Native
Scala
Vercel
Workers by Delos

API Availability

Has API

API Availability

Pricing Information

Pricing not provided

Pricing Information

$49.99/month
Developer (free), Self-Service, Business & Enterprise packages are available
Free Version

Supported Platforms

SaaS

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
Linux

Customer Service / Support

Not specified

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub

Training Options

Documentation Hub
Webinars
Online Training

Company Facts

Organization Name

Apache Software Foundation

Date Founded

1999

Company Location

United States

Company Website

pulsar.apache.org

Company Facts

Organization Name

Ably

Date Founded

2016

Company Location

United Kingdom

Company Website

www.ably.com

Categories and Features

Message Queue

Not specified

Categories and Features

Application Development

Access Controls/Permissions
Collaboration Tools
Mobile Development
Software Development

Asset Tracking

Not specified

Chat SDK & API

Not specified

Communication APIs

Not specified

Event Brokers

Not specified

Message Queue

Asynchronous Communications Protocol
Data Error Reduction
Message Encryption
On-Premise Installation
Roles / Permissions
Storage / Retrieval / Deletion
System Decoupling

Mobile App Development

Access Controls / Permissions
Any App Development Language
Collaboration Tools
For Consumer Apps
For Enterprise Apps
Multiple Apps from Same Base
Reporting / Analytics
Single Sign-On (SSO)

Push Notifications

Not specified

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