Running K

K was originally created as a proprietary language, but the main implementations are freely available to the general public for personal use. Over the years, many open source implementations of K have emerged.

Web-based interpreters

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Name	Links
ngn/k	Editor REPL nextjournal *
oK	REPL editor(iKe drawing framework)
Special K	Online GLSL shader mapping
Kona	repl.it
ktye/i	REPL
ThePlatform	REPL
k7(kparc)	https://kparc.io/kc/
k9(kparc)	https://kparc.io/k/

_{Try It Online! is an online programming environment which supports ngn/k, oK and Kona. It is not listed in the table since the owner has not updated the K versions for years.}

Table of Implementations

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Name	Language	Dialect	License	Download
Shakti	C	K9	proprietary	https://shakti.com/
ThePlatform	Rust	K-like	temporarily closed source	https://theplatform.technology/platform/install.html
ktye/i	Go	K-like	public domain(no license)	https://github.com/ktye/i
ngn/k	C	K6	AGPL3	https://codeberg.org/ngn/k
oK	JS	K6	MIT	https://github.com/JohnEarnest/ok
kuc	C	K5-like	GPL3	https://github.com/zholos/kuc/
kdb+/q	unknown	K4	proprietary	https://kx.com/developers/download-licenses/
klong	C	K-like	public domain	https://t3x.org/klong/
Kona	C	K3	ISC	https://github.com/kevinlawler/kona/

References

• https://ngn.bitbucket.io/k.html