KrakenD Community Edition

Judgement

What it is

Building block

What it does

A stateless API gateway configured by one declarative JSON file that aggregates, filters and transforms responses from backend services, with rate limiting and JWT validation.

Adopt it when

You want an API gateway with no database, configured entirely in version-controlled files, sitting in front of microservices.

Watch out

Several features, such as some security and monetisation options, are only in KrakenD Enterprise.

Ready for

Production-ready

Runs as

Self-hosted server

Built with

Go and Gin

How established

Established: started 9 years ago, latest release v3.0.3.

What the license allows

You can build it into a product you sell, as long as you keep its copyright notice.

Judged on 2026-11-06 from the project's README and GitHub data. The license and age lines are worked out directly.

Built from

Follow it down: KrakenD Community Edition → Go → runs on a microchip

How compilers were built, back to punched paper tape

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