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Feldera

Stream Processing Software

Free planAPILinuxmacOSSelf-hostedWebWindows
Visit site Alternatives
8.5#6 of 21Freefree plan
The Feldera homepage

Overview

Feldera is ranked #6 of 21 in stream processing software on Specifiction. It runs on API, Linux, macOS, Self-hosted, Web, Windows. There is a free plan.

Feldera plans and pricing

All plans
Open source edition Free Single node · single container · full SQL support · all connectors · datasets larger than memory · community support feldera.com · 28 Sept 2026
Enterprise edition Not published Custom pricing Self-hosted on your Kubernetes clusters · multi-node deployments · multi-tenant isolation · dedicated support feldera.com · 28 Sept 2026

Compared on stream processing software

Free plan
Yesfeldera.com
Stateful processing
Yesfeldera.com
Supported languages
SQLfeldera.com

Facts

Purpose
Feldera is an incremental view maintenance engine that keeps SQL views in sync with changing data and works alongside a lakehouse or warehouse.feldera.com · 28 Sept 2026
Incremental updates
When input tables change, Feldera incrementally updates views in proportion to the change rather than the full dataset.feldera.com · 28 Sept 2026
SQL support
Feldera supports SQL including window functions and recursive queries.feldera.com · 28 Sept 2026
Performance
The product page says Feldera can process complex pipelines with millions of changes per second, including on a laptop.feldera.com · 28 Sept 2026
Inputs
Documented input connectors include Kafka, Google Pub/Sub, NATS, PostgreSQL, AWS S3, Delta Lake, and Apache Iceberg.docs.feldera.com · 28 Sept 2026
Outputs
Documented output connectors include Kafka, Delta Lake, PostgreSQL, Redis, DynamoDB, Snowflake, and Iceberg; several are marked experimental.docs.feldera.com · 28 Sept 2026
Deployment
Feldera offers Docker for local development, testing, and prototyping, a free online sandbox, and an enterprise offering for production.docs.feldera.com · 28 Sept 2026
Enterprise hosting
Enterprise runs on a customer-provided cloud or Kubernetes cluster, and the documentation says data never leaves the customer's premises.docs.feldera.com · 28 Sept 2026
Enterprise capabilities
Enterprise adds multi-node clusters, pipeline and control-plane fault tolerance, resource isolation, and dedicated support; pipeline scale-out is listed as coming soon.docs.feldera.com · 28 Sept 2026
Security
The Trust Center lists SOC 2 Type 1 and Type 2 compliance and offers access to security documentation, including a penetration test report and SOC 2 report.trust.feldera.com · 28 Sept 2026
Use cases
Feldera presents real-time medallion architectures, fraud detection feature engineering, and fine-grained authorization as use cases.feldera.com · 28 Sept 2026
Community support
The open source edition provides community support through Slack.feldera.com · 28 Sept 2026
Company history
Feldera says its founders had worked on incremental computation challenges since 2018 and that its technology had run in production at VMware since 2021.feldera.com · 28 Sept 2026

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Where it ranks on Specifiction

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