# Install libcoap Lightweight application-protocol for resource-constrained devices. Version 4.3.5b via Homebrew; verified from local package data. ## Install ```sh sudo av install brew:libcoap ``` Additional install commands: ### macOS - Homebrew (100%): ```sh brew install libcoap ``` Evidence: local Homebrew formula metadata ### Linux - apk (92%): ```sh sudo apk add libcoap ``` Evidence: Alpine Linux edge package indexes: libcoap from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz - dnf (92%): ```sh sudo dnf install libcoap ``` Evidence: Fedora Rawhide package metadata: libcoap from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/13ee7b80cb813542594d4235c4a0b8695435d5ecf23dd3580bc7515ae1b6180d-primary.xml.zst - Nix (92%): ```sh nix profile install nixpkgs#libcoap ``` Evidence: nixpkgs package indexes: pkgs/by-name/li/libcoap/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1 - zypper (92%): ```sh sudo zypper install libcoap-devel ``` Evidence: openSUSE Tumbleweed package metadata: libcoap-devel from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst ## Package Facts - **Package key:** brew:libcoap - **Package manager:** Homebrew - **Package manager URL:** - **Version:** 4.3.5b - **Source summary:** Lightweight application-protocol for resource-constrained devices - **Homepage:** - **Repository:** - **Upstream docs:** - **License:** BSD-2-Clause - **Source archive:** - **Generated:** 2026-06-10T07:18:26+00:00 ## Executables - coap-client (cli) - coap-client-openssl (cli) - coap-rd (cli) - coap-rd-openssl (cli) - coap-server (cli) - coap-server-openssl (cli) - coap-client (alias) - coap-client-openssl (alias) - coap-rd (alias) - coap-rd-openssl (alias) - coap-server (alias) - coap-server-openssl (alias) ## Dependencies - openssl@3 ## Build Dependencies - autoconf - automake - libtool - pkgconf ## Install Behavior - Post-install hook: not defined - Bottle: available on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux ## Freshness - Page generated: 2026-06-10 - Package-manager version: 4.3.5b - Local data status: ok - Upstream repository: https://github.com/obgm/libcoap - info: No package-manager update timestamp was available. - info: No cached GitHub release or tag data was available. ## セキュリティノート broad file, network, media, or database tool signal. - **Geiger risk:** blue / medium - broad file, network, media, or database tool signal ## Source Database Details - **Source Database:** Homebrew formula API - **Tap:** homebrew/core - **Full Name:** libcoap - **Version Scheme:** 0 - **Revision:** 0 - **Bottle Stable Root URL:** - **Deprecated:** no - **Disabled:** no - **Keg Only:** no - **URL Keys:** stable ## Other Package-Manager Records - Nix - libcoap: normalized package name match | nixpkgs package indexes: pkgs/by-name/li/libcoap/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1 - apk - libcoap - 4.3.5b-r0: normalized package name match | Alpine Linux edge package indexes: libcoap from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz | A CoAP (RFC 7252) implementation | https://libcoap.net/ - apk - libcoap-dev - 4.3.5b-r0: normalized package name match | Alpine Linux edge package indexes: libcoap-dev from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz | A CoAP (RFC 7252) implementation (development files) | https://libcoap.net/ - apk - libcoap-doc - 4.3.5b-r0: normalized package name match | Alpine Linux edge package indexes: libcoap-doc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz | A CoAP (RFC 7252) implementation (documentation) | https://libcoap.net/ - dnf - libcoap - 4.3.5b-1.fc45: normalized package name match | Fedora Rawhide package metadata: libcoap from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/13ee7b80cb813542594d4235c4a0b8695435d5ecf23dd3580bc7515ae1b6180d-primary.xml.zst | C library implementation of CoAP | https://libcoap.net/ - dnf - libcoap-devel - 4.3.5b-1.fc45: normalized package name match | Fedora Rawhide package metadata: libcoap-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/13ee7b80cb813542594d4235c4a0b8695435d5ecf23dd3580bc7515ae1b6180d-primary.xml.zst | Development package for libcoap | https://libcoap.net/ - dnf - libcoap-doc - 4.3.5b-1.fc45: normalized package name match | Fedora Rawhide package metadata: libcoap-doc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/13ee7b80cb813542594d4235c4a0b8695435d5ecf23dd3580bc7515ae1b6180d-primary.xml.zst | Documentation package for libcoap | https://libcoap.net/ - dnf - libcoap-utils - 4.3.5b-1.fc45: normalized package name match | Fedora Rawhide package metadata: libcoap-utils from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/13ee7b80cb813542594d4235c4a0b8695435d5ecf23dd3580bc7515ae1b6180d-primary.xml.zst | Client and server CoAP utilities | https://libcoap.net/ - zypper - libcoap-devel - 4.3.5b-1.2: normalized package name match | openSUSE Tumbleweed package metadata: libcoap-devel from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | Development files for libcoap | https://libcoap.net/ - zypper - libcoap-utils - 4.3.5b-1.2: normalized package name match | openSUSE Tumbleweed package metadata: libcoap-utils from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | Utilities for Constrained Application Protocol (CoAP) | https://libcoap.net/ - zypper - libcoap3-3 - 4.3.5b-1.2: normalized package name match | openSUSE Tumbleweed package metadata: libcoap3-3 from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | C implementation of Constrained Application Protocol (CoAP) | https://libcoap.net/ ## Related Links - [Source-control packages](https://www.automicvault.com/ja/pkg/source-control-tools/) - Belongs to a source-control command family. - [Secret-risk packages](https://www.automicvault.com/ja/pkg/secret-risk-packages/) - Has protected-tool coverage, approval-gate, or non-low Geiger security signals. - [Terminal utility packages](https://www.automicvault.com/ja/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata. - [Networking and protocol packages](https://www.automicvault.com/ja/pkg/networking-protocol-tools/) - Matched network, protocol, or remote-service metadata. - [openssl@3](https://www.automicvault.com/ja/pkg/brew/openssl-3/) - Runtime dependency declared by Homebrew. - [pkgconf](https://www.automicvault.com/ja/pkg/brew/pkgconf/) - Build dependency declared by Homebrew. - [libtool](https://www.automicvault.com/ja/pkg/brew/libtool/) - Build dependency declared by Homebrew. - [autoconf](https://www.automicvault.com/ja/pkg/brew/autoconf/) - Build dependency declared by Homebrew. - [automake](https://www.automicvault.com/ja/pkg/brew/automake/) - Build dependency declared by Homebrew. - [liblo](https://www.automicvault.com/ja/pkg/brew/liblo/) - Shares av.db curated category or tags: c, cli, library, network-protocol, networking. - [usbredir](https://www.automicvault.com/ja/pkg/brew/usbredir/) - Shares av.db curated category or tags: cli, network-protocol, networking, protocols. - [gateway-go](https://www.automicvault.com/ja/pkg/brew/gateway-go/) - Shares av.db curated category or tags: cli, iot, networking. - [openiothub-server](https://www.automicvault.com/ja/pkg/brew/openiothub-server/) - Shares av.db curated category or tags: cli, iot, networking. - [c-ares](https://www.automicvault.com/ja/pkg/brew/c-ares/) - Shares av.db curated category or tags: c, cli, library, networking. - [czmq](https://www.automicvault.com/ja/pkg/brew/czmq/) - Shares av.db curated category or tags: c, cli, library, networking. - [libnet](https://www.automicvault.com/ja/pkg/brew/libnet/) - Shares av.db curated category or tags: c, cli, library, networking. - [xmlrpc-c](https://www.automicvault.com/ja/pkg/brew/xmlrpc-c/) - Shares av.db curated category or tags: c, cli, library, networking. - [proxygen](https://www.automicvault.com/ja/pkg/brew/proxygen/) - Local metadata places this package in an adjacent workflow. Shared terms: cli, client, library, networking, openssl. - [fastnetmon](https://www.automicvault.com/ja/pkg/brew/fastnetmon/) - Local metadata places this package in an adjacent workflow. Shared terms: cli, client, network, networking, openssl. - [h2o](https://www.automicvault.com/ja/pkg/brew/h2o/) - Local metadata places this package in an adjacent workflow. Shared terms: c, cli, networking, openssl, openssl-3. ## Sources - Nucleus package database - Geiger risk classifier - package-page enrichment - package version freshness - av.db category and tag curation - package relationship graph - external package-manager database matches - cross-ecosystem install command graph