Silverback

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Developer Tools · Vendor site 2026-10-04

Silverback is a .NET message bus and broker integration library for event-driven architectures with first-class Apache Kafka and MQTT support. It focuses on consistent configuration and developer experience while exposing Kafka features such as partitioning, keys, tombstones, Schema Registry integration, and idempotent producers.

Updated 2026-10-04View sources

Official website

Category: Developer Tools
Free access: Silverback is an open-source .NET library distributed via NuGet with documentation on the project site.
API access: Developers configure Silverback through .NET APIs for publishing, subscribing, and broker integrations.

Is Silverback right for you?

A good fit for

.NET teams building Kafka- or MQTT-backed microservices who want a higher-level messaging abstraction.

Before you choose

The site documents a client library rather than a hosted messaging SaaS with cloud pricing.

.NET messaging library

Silverback helps .NET developers wire event-driven apps to Kafka and MQTT with opinionated configuration and broker-specific features.

What it can do

Features & capabilities

Unknown is different from unavailable. Each fact carries its own evidence.

Capability	Value	Evidence	Checked
Broker support	Homepage highlights first-class Apache Kafka and MQTT integrations.	Facts sourced	2026-10-04
Kafka features	Site lists partition-based parallelism, keys, tombstones, Schema Registry integration, and idempotent producers.	Facts sourced	2026-10-04
Design goal	Silverback aims to balance high-level DX with broker-aware configuration for .NET services.	Facts sourced	2026-10-04

Understand the total cost

Silverback pricing & plans

Free

Silverback is an open-source .NET library distributed via NuGet with documentation on the project site.

Access: Silverback is an open-source .NET library distributed via NuGet with documentation on the project site.

Explore pricing & history

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The practical questions

Frequently asked questions

What is Silverback used for?

Does Silverback have a free plan?

Silverback is an open-source .NET library distributed via NuGet with documentation on the project site.. This record lists ongoing free access; check the plan limits before starting.

How much does Silverback cost?

No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.

Can I use Silverback through an API?

Developers configure Silverback through .NET APIs for publishing, subscribing, and broker integrations.. API access and subscription access may have different terms; consult the linked sources.

What should I check before choosing it?

The site documents a client library rather than a hosted messaging SaaS with cloud pricing.

Price history

No retained pricing changes yet. A current price alone does not establish a historical trend.

How this profile is supported

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2026-10-04

Facts apply to the named version and check date. Send a sourced correction if something changed.