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brew

Install json5 with Homebrew

JSON enhanced with usability features. Version 2.2.3 via Homebrew; verified from local package data.

Install commandSecurity notes

install

Additional install commands

macOS

Homebrewverified · 100%
brew install json5

local Homebrew formula metadata

overview

Package summary

JSON enhanced with usability features

Commands and aliases

  • json5

history

Project history and usage

JSON5 is both a data-format proposal and a JavaScript reference implementation for a more hand-editable superset of JSON. The format adds familiar ECMAScript 5.1 syntax such as comments, trailing commas, single-quoted strings, unquoted object keys, and additional number forms.

Project history

The JSON5 GitHub repository and npm package both date to May 2012. The official site describes JSON5 as `JSON for Humans`, positioning it for configuration and other hand-authored files rather than machine-to-machine interchange.

In March 2018, the JSON5 specification was published as Standard JSON5 1.0.0. The spec frames JSON5 as a superset of JSON that expands syntax with selected ECMAScript 5.1 productions while keeping JSON's data model.

Adoption history

The official site reported in 2022 that JSON5 received more than 65 million npm downloads per week, ranked in the top 0.1 percent of depended-upon npm packages, and had been adopted by projects including Chromium, Next.js, Babel, Retool, WebStorm, and Apple platforms.

Its wide adoption came less from command-line use than from dependency graphs: parsers, build tools, configuration loaders, and editors pulled JSON5 in as a friendlier format for files people edit by hand.

How it is used

The JavaScript package exposes an API compatible with the standard JSON API, including `JSON5.parse()` and `JSON5.stringify()`, and the Homebrew formula provides the `json5` CLI. Typical usage is parsing configuration-like input that wants comments and trailing commas while preserving JSON-like data structures.

Why package nerds care

JSON5 is package-nerd significant because it became one of the few JSON-adjacent formats that escaped niche status. It is a reminder that tiny syntax conveniences in configuration files can create enormous dependency footprints once build systems and editors standardize around them.

Timeline

  • 2012-05-27: The GitHub repository was created and npm recorded version 0.0.0.
  • 2018-03: Standard JSON5 1.0.0 was published.
  • 2021-02-01: GitHub recorded release v2.2.0.
  • 2022: The official site reported more than 65 million npm downloads per week and major-project adoption.
  • 2022-12-31: GitHub recorded release v2.2.3.

Related projects

  • JSON5 sits beside JSON, YAML, TOML, HJSON, and JSONC as a configuration-oriented data format. Its reference implementation is also related to non-JavaScript ports listed by the JSON5 organization.

security posture

Risk level: green

narrow executable package without higher-risk signals.

Risk classifier

green risk · low confidence · appliance

Why

  • narrow executable package without higher-risk signals

Signals

  • metadata:no-higher-risk-signals

Install behavior

  • No Homebrew post-install hook is recorded in formula metadata.
  • Homebrew bottle metadata is available for 1 platform targets.
  • Installs with 1 runtime dependencies.

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
json5cliglobal executable

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 generated2026-07-08
manager version2.2.3
manager updated
local dataok
upstreamcurrent
latest detectedv2.2.3

https://github.com/json5/json5

  • infoNo package-manager update timestamp was available.low confidence

install metadata

Package metadata

Package keybrew:json5
Version2.2.3
Package managerHomebrew
Package manager pagehttps://formulae.brew.sh/formula/json5
Homepagehttps://json5.org/
Repositoryhttps://github.com/json5/json5
Upstream docshttps://json5.org/
LicenseMIT
Source archivehttps://github.com/json5/json5/archive/refs/tags/v2.2.3.tar.gz
Dependenciesnode
Bottleavailable (on all)
Homebrew post-installnot defined
Servicenone declared

registry facts

Source database details

Source DatabaseHomebrew formula API
Taphomebrew/core
Full Namejson5
Version Scheme0
Revision0
Bottle Stable Root URLhttps://ghcr.io/v2/homebrew/core
Deprecatedno
Disabledno
Keg Onlyno
URL Keys
  • stable

package graph

Links come from deterministic package relationships, av.db category and tag curation, ecosystem matches, and package hub membership.

Related tools

  • nodeRuntime dependency declared by Homebrew.
  • json5Same normalized package name appears in another local ecosystem. Shared terms: json, json5.

Same workflow

  • hjsonShares av.db curated category or tags: cli, configuration, data-format, developer-tools, json.
  • xmqShares av.db curated category or tags: cli, data-format, developer-tools, json.
  • yajlShares av.db curated category or tags: cli, data-format, developer-tools, json.
  • config-file-validatorShares av.db curated category or tags: cli, configuration, developer-tools, json.
  • dhall-jsonShares av.db curated category or tags: cli, configuration, developer-tools, json.
  • dyffShares av.db curated category or tags: cli, configuration, developer-tools, json.
  • json5Same normalized package name in another local ecosystem.

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

  • Geiger risk classifier
  • Nucleus package database
  • av.db category and tag curation
  • cross-ecosystem install command graph
  • curated package history
  • package relationship graph
  • package version freshness
  • package-page enrichment