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Side-by-side comparison

Pick up to four tools and compare adoption, momentum and maintenance at a glance. The crown marks the leader in each row.

Distributed messaging framework over RabbitMQ, Azure Service Bus, SQS and Kafka; v9 is commercial.

Microsoft's cross-platform, high-performance framework for web APIs, MVC, Razor and Blazor apps.

Code-first toolkit (formerly .NET Aspire) for orchestrating, configuring and observing distributed apps.

Resilience library for retries, circuit breakers, timeouts and rate limiting in .NET.

Head to head

Metric	MassTransit	ASP.NET Core	Aspire	Polly
Stars	7.8k	38.5k	6.4k	14.3k
Weekly downloads	n/a	n/a	n/a	n/a
Download growth	n/a	n/a	n/a	n/a
Popularity score	71/100	84/100	70/100	76/100
Forks	2k	11.6k	1k	1.3k
Open issues	1	4.5k	2.6k	3
Last commit	3w ago	today	1d ago	4d ago
License	Apache-2.0	MIT	MIT	BSD-3-Clause
First released	2010	2014	2023	2013
Signals	None	Popular	Rising	Popular
Listed in	Backend › .NET	Backend › .NET	Backend › .NET	Backend › .NET

No download history for the selected tools.

Distributed messaging framework over RabbitMQ, Azure Service Bus, SQS and Kafka; v9 is commercial.

Microsoft's cross-platform, high-performance framework for web APIs, MVC, Razor and Blazor apps.

Code-first toolkit (formerly .NET Aspire) for orchestrating, configuring and observing distributed apps.

Resilience library for retries, circuit breakers, timeouts and rate limiting in .NET.

Metric	MassTransit	ASP.NET Core	Aspire	Polly
Stars	7.8k	38.5k	6.4k	14.3k
Weekly downloads	n/a	n/a	n/a	n/a
Download growth	n/a	n/a	n/a	n/a
Popularity score	71/100	84/100	70/100	76/100
Forks	2k	11.6k	1k	1.3k
Open issues	1	4.5k	2.6k	3
Last commit	3w ago	today	1d ago	4d ago
License	Apache-2.0	MIT	MIT	BSD-3-Clause
First released	2010	2014	2023	2013
Signals	None	Popular	Rising	Popular
Listed in	Backend › .NET	Backend › .NET	Backend › .NET	Backend › .NET

No download history for the selected tools.