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Install kiesel with Homebrew, apk, Nix

JavaScript engine written in Zig. Version 0.3.0 via Homebrew; verified 2026-07-26. Also installable with nix: nix profile install nixpkgs#kiesel.

install

Additional install commands

macOS

Homebrewverified · 100%
brew install kiesel

local Homebrew formula metadata

Linux

Alpine Linux apkverified · 92%
sudo apk add kiesel

Alpine Linux edge package indexes · kiesel · source: dl-cdn.alpinelinux.org

Nixverified · 92%
nix profile install nixpkgs#kiesel

nixpkgs package indexes · pkgs/by-name/ki/kiesel/package.nix · source: api.github.com

overview

Package summary

JavaScript engine written in Zig

Commands and aliases

  • kiesel

history

Project history and usage

Kiesel is an experimental JavaScript engine written in Zig. It provides a custom bytecode virtual machine and runtime, plus a command-line REPL and file interpreter.

Project history

Linus Groh began Kiesel as a from-scratch project for learning Zig, with the longer-term aim of following current ECMAScript standards. The official repository was created on Codeberg in July 2023.

The implementation draws stylistic influence from SerenityOS and Ladybird's LibJS, particularly its close-to-spec approach. The project describes itself as early-stage and combines mostly Zig code with selected components for garbage collection, regular expressions, internationalization, and Temporal.

Adoption history

Kiesel publishes versioned releases and main-branch builds, tracks conformance through Test262, and is packaged by Alpine Linux, Homebrew, and Nix according to the supplied package metadata. Official releases 0.2.0 and 0.3.0 were published in 2026.

How it is used

The `kiesel` executable opens a REPL when run interactively, evaluates JavaScript files, or executes source passed with `--command`. Diagnostic options can print the parsed AST, bytecode, or intermediate representation, while embedding in other projects remains an explicit goal.

Why package nerds care

Kiesel is of interest as a young ECMAScript implementation built around Zig and a custom bytecode VM rather than an established browser engine. Its Test262 tracking, embeddability goal, and availability in several system package collections make implementation progress easy to follow and test.

Timeline

  • 2023: The official Codeberg repository was created on July 2.
  • 2026: Kiesel 0.2.0 was released on May 11.
  • 2026: Kiesel 0.3.0 was released on July 17.

Related projects

  • LibJS influenced Kiesel's specification-oriented implementation style.
  • Test262 is used to track Kiesel's ECMAScript conformance.

security posture

No protected-tool coverage found yet

No matching local secret-handling manifest was found for kiesel. Nucleus package metadata is still published here so future coverage has a stable package URL.

Install behavior

  • No Homebrew bottle metadata was recorded.

Recommended review

Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.

executables

Installed executables

CommandKindExposureNote
kieselexecutableindexed executableDiscovered from the local executable index.

freshness

Version and freshness

These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.

page generated2026-08-03
manager version0.3.0
manager updated2026-07-26
local dataunknown
upstreamnot available
latest detectednot detected
  • okNo freshness warnings were generated.

install metadata

Package metadata

Package keybrew:kiesel
Version0.3.0
Package managerHomebrew
Homepagehttps://kiesel.dev/
Last updated2026-07-26T17:43:16Z
Pulseupdated
Bottlenot recorded
Servicenone declared

source database matches

Other package-manager records

Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.

Nix95%

kiesel

nix profile install nixpkgs#kiesel
  • normalized package name match
  • Matched by: Kiesel
nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/ki/kiesel/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
apk95%

kiesel 0.3.0-r0

JavaScript engine written in Zig

https://kiesel.dev/

sudo apk add kiesel
  • License: MIT
  • Architecture: x86_64
  • Source Package: kiesel
  • 1 dependencies
  • 1 provides
  • normalized package name match
  • Matched by: Kiesel
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: kiesel from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

kiesel-doc 0.3.0-r0

JavaScript engine written in Zig (documentation)

https://kiesel.dev/

sudo apk add kiesel-doc
  • License: MIT
  • Architecture: x86_64
  • Source Package: kiesel
  • normalized package name match
  • Matched by: Kiesel
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: kiesel-doc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz

source trail

Generated from repository data

This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.

Used sources

  • cross-ecosystem install command graph
  • curated package history
  • external package-manager database matches
  • pkg.so package database