Tech riderRev. 20 Sept 2026
  1. 1Runs onLinux, self-hosted
  2. 2CostsNot stated by the maker
  3. 3Deployment modelself-hosted
  4. 4Stream processingYes
  5. 5Schema registryYes
  6. 6Delivery guaranteeexactly-once
  7. 7Supported client languagesJava, Rust, Python
6 lines stated Written from the maker's own pages: pravega.io
The Pravega homepage

Overview

Pravega is ranked #20 of 23 in event streaming platforms on Specifiction. It runs on Linux, Self-hosted.

Compared on event streaming platforms

Free plan
Yespravega.io
Deployment model
self-hostedpravega.io
Stream processing
Yespravega.io
Schema registry
Yespravega.io
Delivery guarantee
exactly-oncepravega.io
Supported client languages
Java, Rust, Pythonpravega.io

Facts

What it does
Pravega is an open-source storage system that uses streams to store continuous, unbounded data.pravega.io · 5 Oct 2026
Stream storage
A Pravega stream stores unbounded parallel sequences of bytes durably, elastically, and consistently, with automatic tiering to scale-out storage.pravega.io · 5 Oct 2026
Exactly-once
Pravega describes exactly-once delivery and processing with ordering guarantees despite client, server, or network failures.pravega.io · 5 Oct 2026
Autoscaling
Pravega can automatically scale individual data streams as data ingestion rates change.pravega.io · 5 Oct 2026
Retention
Pravega says streams can retain data indefinitely and provide access to real-time and historical events.pravega.io · 5 Oct 2026
Transactions
Pravega transactions let a developer write a set of events to a stream atomically.pravega.io · 5 Oct 2026
Integrations
The connectors page lists integrations for Apache Flink, Spark, Hadoop, Presto, Boomi, and Apache NiFi.pravega.io · 5 Oct 2026
Security
Pravega supports configurable TLS encryption and role-based access control; its standalone security settings are off by default.pravega.io · 5 Oct 2026
Deployment
Pravega can be run as a single-process standalone server, with long-term storage, or in distributed mode using Docker Compose.pravega.io · 5 Oct 2026
Standalone limitation
In standalone mode, clients access the server through the localhost interface only.pravega.io · 5 Oct 2026
Who it is for
The FAQ describes Pravega as suited to streaming and real-time application data, IoT data, and batch or interactive analytics on large amounts of data.pravega.io · 5 Oct 2026
Support
The site directs users to the Pravega community on Slack for help and to GitHub Issues to report bugs.pravega.io · 5 Oct 2026

Company

Headquarters
Seattle, WA, USApravega.io · 28 Sept 2026

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Sources