install

Additional install commands

macOS

Homebrewverified · 100%

brew install go-camo

local Homebrew formula metadata

Linux

Nixverified · 92%

nix profile install nixpkgs#go-camo

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

overview

Package summary

Secure image proxy server

Project links

Commands and aliases

go-camo
url-tool

history

Project history and usage

go-camo is a secure image proxy server written in Go. It implements the camo pattern: a web application rewrites remote image URLs into signed proxy URLs, and the proxy fetches and serves those images over TLS to avoid mixed-content warnings.

Project history

The project was announced to the Go community in July 2012 as a Go version of GitHub's Camo server. Its README keeps that lineage explicit by describing go-camo as a Go version of a camo server and by comparing it with the original atmos/camo project.

Adoption history

go-camo fit an operational niche for sites that hosted HTTPS pages while allowing user-supplied image URLs. Its significance came less from broad framework adoption and more from giving operators a static Go binary, native TLS and HTTP/2 support, HMAC URL validation, and deployment guidance for process supervisors, Heroku, containers, and CDN-fronted installations.

How it is used

Practitioners deploy go-camo beside a web application. The application signs the original image URL with an HMAC key and emits a go-camo URL; go-camo validates the signature, decodes the target URL, fetches the remote image, and streams it back. The README also documents operational controls such as `GOCAMO_HMAC`, HTTP proxy variables, private-address rejection for SSRF-style risk reduction, allow/deny filters, and supervisor-based production operation.

Why package nerds care

For package maintainers, go-camo is the kind of small network daemon that benefits from binary distribution: a single executable plus man pages and service-manager examples. Its packaging in Homebrew and Nix makes the image-proxy pattern installable without a Node or Ruby runtime.

Timeline

2012: The GitHub repository was created.
2012: The author announced Go-Camo on golang-nuts as a Go version of GitHub's Camo server.
2013: v0.1.x releases were published on GitHub.
2026: v2.7.x releases showed ongoing maintenance of the Go daemon line.

Related projects

atmos/camo
GitHub Camo
Stripe Smokescreen

Sources

security posture

Risk level: blue

broad file, network, media, or database tool signal.

Risk classifier

blue risk · medium confidence · tool

Why

broad file, network, media, or database tool signal

Signals

text:image,server

Install behavior

No Homebrew post-install hook is recorded in formula metadata.
Homebrew bottle metadata is available for 6 platform targets.
Build metadata lists 1 build 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

Command	Kind	Exposure	Note
`go-camo`	cli	global executable
`url-tool`	cli	global 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 version2.7.4

manager updated2026-04-30

local dataok

upstreamcurrent

latest detectedv2.7.4

https://github.com/cactus/go-camo

okNo freshness warnings were generated.

install metadata

Package metadata

Package key	brew:go-camo
Version	2.7.4
Package manager	Homebrew
Package manager page	https://formulae.brew.sh/formula/go-camo
Homepage	https://github.com/cactus/go-camo
Repository	https://github.com/cactus/go-camo
Upstream docs	https://github.com/cactus/go-camo#readme
License	MIT
Source archive	https://github.com/cactus/go-camo/archive/refs/tags/v2.7.4.tar.gz
Last updated	2026-04-30T18:41:06Z
Pulse	updated
Build dependencies	go
Bottle	available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux)
Homebrew post-install	not defined
Service	none declared

registry facts

Source database details

Source Database	Homebrew formula API
Tap	homebrew/core
Full Name	go-camo
Version Scheme	0
Revision	0
Head Version	HEAD
Bottle Stable Root URL	https://ghcr.io/v2/homebrew/core
Deprecated	no
Disabled	no
Keg Only	no
URL Keys	head stable

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%

go-camo

nix profile install nixpkgs#go-camo

normalized package name match
Matched by: Go Camo

nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/go/go-camo/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

package graph

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

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.

Combined YAML source

View the package source record on GitHub.

combined/go-camo.yml

Used sources

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

Install go-camo with Homebrew, Nix