macOS
Homebrew已验证 · 100%
brew install libcoaplocal Homebrew formula metadata
安装
其他安装命令
Linux
Alpine Linux apk已验证 · 92%
sudo apk add libcoapAlpine Linux edge package indexes · libcoap · 来源: dl-cdn.alpinelinux.org
Fedora dnf已验证 · 92%
sudo dnf install libcoapFedora Rawhide package metadata · libcoap · 来源: dl.fedoraproject.org
Nix已验证 · 92%
nix profile install nixpkgs#libcoapnixpkgs package indexes · pkgs/by-name/li/libcoap/package.nix · 来源: api.github.com
openSUSE zypper已验证 · 92%
sudo zypper install libcoap-developenSUSE Tumbleweed package metadata · libcoap-devel · 来源: download.opensuse.org
概览
软件包摘要
Lightweight application-protocol for resource-constrained devices
历史
项目历史与用法
libcoap is a C implementation of the Constrained Application Protocol, the IETF protocol standardized as RFC 7252 for low-power, lossy, and memory-constrained networks. It gives Unix and embedded developers a reusable CoAP parser, networking layer, examples, and client/server tools.
项目历史
The repository identifies libcoap as a C implementation of CoAP and carries copyright years beginning in 2010 for Olaf Bergmann and contributors. That places the project in the early CoAP implementation wave before the protocol was published as RFC 7252 in June 2014.
As CoAP grew from a basic REST-like protocol for constrained devices into a family of RFC extensions, libcoap accumulated support for related specifications including group communication, observing resources, block-wise transfers, CoAP over TCP/TLS/WebSockets, OSCORE, hop limit, and echo/request-token processing.
采用历史
libcoap's adoption follows the embedded and IoT networking ecosystem rather than desktop application culture. Its README names hosted environments including Contiki-NG, Espressif ESP-IDF, LwIP, and RIOT-OS, which explains why package managers ship both library artifacts and tools such as `coap-client`, `coap-server`, and `coap-rd`.
使用方式
Developers use libcoap to build CoAP clients, servers, resource directories, and test fixtures. Homebrew exposes separate OpenSSL-suffixed tools in addition to the base client, server, and resource-directory commands, making it useful both as a development library and a packet-level debugging utility.
为什么软件包爱好者会关心
libcoap is package-nerd relevant because it is a small C library sitting at the boundary between standards work and actual device networks. It is the installable thing that turns RFC language about constrained REST into commands a maintainer can run against embedded boards, gateways, and simulators.
时间线
- 2010: Copyright range in the official repository begins for Olaf Bergmann and contributors.
- 2014-06: RFC 7252 published CoAP as an Internet Standards Track protocol.
- 2020s: Repository documents support for multiple CoAP extension RFCs and embedded environments.
Related projects
- Related projects and standards include RFC 7252 CoAP, Contiki-NG, RIOT-OS, LwIP, Espressif ESP-IDF, OSCORE, and the libcoap-minimal examples referenced by the project.
来源
安全态势
风险级别：blue
broad file, network, media, or database tool signal.
风险分类器
blue 风险 · 中 置信度 · tool
原因
- broad file, network, media, or database tool signal
信号
- text:client,server
安装行为
- formula 元数据中未记录 Homebrew post-install 钩子。
- Homebrew bottle 元数据适用于 6 个平台目标。
- 安装时包含 1 个运行时依赖。
- 构建元数据列出 4 个构建依赖。
建议审查
在无人值守的代理使用前，请检查该工具是否读取明文凭据、写入远程状态、发布制品或调用插件。
可执行文件
已安装的可执行文件
| 命令 | 类型 | 暴露范围 | 备注 |
|---|---|---|---|
coap-client | cli | 全局可执行文件 | |
coap-client-openssl | cli | 全局可执行文件 | |
coap-rd | cli | 全局可执行文件 | |
coap-rd-openssl | cli | 全局可执行文件 | |
coap-server | cli | 全局可执行文件 | |
coap-server-openssl | cli | 全局可执行文件 |
新鲜度
版本和新鲜度
这些信号区分页生成时间、软件包管理器活动和上游发布比较。只有存在证据 URL 和可比较版本时，才会提示版本落后。
页面生成时间2026-07-25
管理器版本4.3.5b
管理器更新时间
本地数据OK
上游not checked
检测到的最新版本未检测到
https://github.com/obgm/libcoap
- 信息No package-manager update timestamp was available.低 置信度
- 信息No cached GitHub release or tag data was available.https://github.com/obgm/libcoapnone 置信度
安装元数据
软件包元数据
| 软件包键 | brew:libcoap |
|---|---|
| 版本 | 4.3.5b |
| 软件包管理器 | Homebrew |
| 软件包管理器页面 | https://formulae.brew.sh/formula/libcoap |
| 主页 | https://github.com/obgm/libcoap |
| 仓库 | https://github.com/obgm/libcoap |
| 上游文档 | https://libcoap.net/doc/reference/4.3.5/man_coap.html |
| 许可证 | BSD-2-Clause |
| 源码归档 | https://github.com/obgm/libcoap/archive/refs/tags/v4.3.5b.tar.gz |
| 依赖 | openssl@3 |
| 构建依赖 | autoconf, automake, libtool, pkgconf |
| Bottle | 可用 (于 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | 未定义 |
| 服务 | 未声明 |
注册表事实
源数据库详情
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | libcoap |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
源数据库匹配
其他软件包管理器记录
匹配项来自外部软件包管理器索引，并与本地 Automic Vault 软件包链接分开显示。
Nix95%
libcoap
nix profile install nixpkgs#libcoap- normalized package name match
- 匹配方式：Libcoap
apk95%
libcoap 4.3.5b-r0
A CoAP (RFC 7252) implementation
sudo apk add libcoap- License: BSD-2-Clause
- Architecture: x86_64
- Source Package: libcoap
- 1 依赖
- 1 提供
- normalized package name match
- 匹配方式：Libcoap
apk95%
libcoap-dev 4.3.5b-r0
A CoAP (RFC 7252) implementation (development files)
sudo apk add libcoap-dev- License: BSD-2-Clause
- Architecture: x86_64
- Source Package: libcoap
- 1 依赖
- 1 提供
- normalized package name match
- 匹配方式：Libcoap
apk95%
libcoap-doc 4.3.5b-r0
A CoAP (RFC 7252) implementation (documentation)
sudo apk add libcoap-doc- License: BSD-2-Clause
- Architecture: x86_64
- Source Package: libcoap
- normalized package name match
- 匹配方式：Libcoap
dnf95%
libcoap 4.3.5b-1.fc45
C library implementation of CoAP
sudo dnf install libcoap- License: LicenseRef-Callaway-BSD
- Category: Unspecified
- Architecture: i686
- Source Package: libcoap
- 4 依赖
- 2 提供
- normalized package name match
- 匹配方式：Libcoap
dnf95%
libcoap-devel 4.3.5b-1.fc45
Development package for libcoap
sudo dnf install libcoap-devel- License: LicenseRef-Callaway-BSD
- Category: Unspecified
- Architecture: i686
- Source Package: libcoap
- 3 依赖
- 2 提供
- normalized package name match
- 匹配方式：Libcoap
dnf95%
libcoap-doc 4.3.5b-1.fc45
Documentation package for libcoap
sudo dnf install libcoap-doc- License: LicenseRef-Callaway-BSD
- Category: Unspecified
- Architecture: noarch
- Source Package: libcoap
- 1 提供
- normalized package name match
- 匹配方式：Libcoap
dnf95%
libcoap-utils 4.3.5b-1.fc45
Client and server CoAP utilities
sudo dnf install libcoap-utils- License: LicenseRef-Callaway-BSD
- Category: Unspecified
- Architecture: x86_64
- Source Package: libcoap
- 4 依赖
- 1 提供
- normalized package name match
- 匹配方式：Libcoap
zypper95%
libcoap-devel 4.3.5b-1.2
Development files for libcoap
sudo zypper install libcoap-devel- License: BSD-2-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: libcoap
- 2 依赖
- 2 提供
- normalized package name match
- 匹配方式：Libcoap
zypper95%
libcoap-utils 4.3.5b-1.2
Utilities for Constrained Application Protocol (CoAP)
sudo zypper install libcoap-utils- License: BSD-2-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: libcoap
- 2 依赖
- 1 提供
- normalized package name match
- 匹配方式：Libcoap
zypper95%
libcoap3-3 4.3.5b-1.2
C implementation of Constrained Application Protocol (CoAP)
sudo zypper install libcoap3-3- License: BSD-2-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: libcoap
- 4 依赖
- 2 提供
- normalized package name match
- 匹配方式：Libcoap
来源线索
由仓库数据生成
此页面由 av-web 从 scripts/generate-pkg-sqlite.py 生成的私有软件包 SQLite 工件提供。
Combined YAML source
View the package source record on GitHub.
使用的来源
- 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