A curated list of awesome projects that provide systemd-like functionality

• async-rustbus: An asynchronous
  implementation of the DBus protocol based on rustbus
• basu: The sd-bus library, extracted from
  systemd
• busd: A D-Bus bus (broker) implementation
  in Rust based on zbus
• dbus-broker: A high performance and
  reliable implementation of a message bus as defined by the D-Bus specification
• dbus-bytestream: A native
  implementation of the D-Bus wire protocol for Rust
• dbus-native: An
  experimental crate that replaces some functions in the libdbus C library with
  similar functions written in Rust
• dbus-pure: A pure Rust implementation
  of a D-Bus client
• dinit-dbus: A D-Bus interface
  to dinit built upon libdinitctl
• kdbus: A transport
  layer for the DBus IPC system, meant as replacement for the UDS (Unix Domain
  Socket) transport layer
• librdbus: A toy project that tries
  to reimplement the widely used libdbus in rust and uses rustbus internally
• libubox: A shared library required
  by ubus
• libubus: A library used by many
  OpenWrt projects as a planned D-Bus replacement
• rustbus: A library that implements
  the dbus specification for local unix sockets and enables clients to communicate
  over the dbus daemon
• sdbus-c++: A high-level C++
  D-Bus library for Linux designed to provide expressive, easy-to-use API in
  modern C++
• skabus: A suite of programs and
  libraries for Unix systems that aim to implement a bus
• tangle: A standalone version of
  sd-bus/sd-event extracted from systemd
• ubus: A micro system bus architecture
  from OpenWrt to provide system-level Inter-process Communication (IPC)
• zbus: A Rust API for D-Bus communication

• bsyslogd: A basic/barebones syslog
  daemon
• fail-syslogd: A syslog daemon for
  Linux and Linux-like operating systems that follows the original Linux syslogd
  specification from the man page
• kslog: A minimalistic kernel-syslogd for
  Linux in Nim
• procd: The OpenWrt process
  management daemon written in C that has replaced hotplug2, busybox-klogd,
  busybox-syslogd and busybox-watchdog
• rsyslog: The rocket-fast system for log processing
• s6-log: A reliable logging
  program with automated log rotation, similar to daemontools’ multilog, with full
  POSIX regular expression support
• socklog: A small and secure replacement for
  syslogd
• socklog-s6: A fork of socklog
  that uses skalibs
• stumpless: A C logging library
  built for high performance and a rich feature set
• sysklogd: A BSD syslog daemon with
  syslog()/syslogp() API replacement for Linux, RFC3164 + RFC5424
• syslog: A little system logger daemon
• syslog-ng: An enhanced log daemon,
  supporting a wide range of input and output methods: syslog, unstructured text,
  message queues, databases (SQL and NoSQL alike), and more

• consolekit2: A framework for
  defining and tracking users, login sessions, and seats
• elogind: The systemd project’s “logind”,
  extracted out to be a standalone daemon
• greetd: A minimal and flexible
  login manager daemon that makes no assumptions about what you want to launch
• seatd and libseat: A minimal seat
  management daemon, and a universal seat management library
• sessiond: A daemon for systemd-based
  Linux systems that interfaces with systemd-logind to provide session management
  features to X11 window managers
• sessionman: An implementation of
  a session manager similar to systemd-logind in Rust
• syslogd: oasis syslog daemon
• turnstile: A session/login
  tracker and a service-manager-agnostic way to manage per-user service managers
  for user services
• utlogd: A login/logout user
  daemon tracker that uses the inotify API to survey the change of the user by the
  utmp file
• utmps: A secure implementation of user
  accounting, using a daemon as the only authority to manage the utmp and wtmp
  data

• openresolv: A resolvconf
  implementation, i.e. a resolv.conf management framework

• catnest: A substitution for
  systemd-sysusers
• esysusers:
  The sysusers.d binary
• obsysusers: A utility that parses
  and creates system users and groups, based on the file format and location
  specified in sysusers.d directories
• opensysusers: A utility written to
  process sysusers.d files so that they can be handled on systems with or without
  systemd installed
• sd-tools: A collection of tools
  forked from systemd that provides sysusers and tmpfiles

• etmpfiles:
  The tmpfiles.d binary
• opentmpfiles: A utility script
  written in pure POSIX sh to parse and apply tmpfiles.d style file coming from
  systemd
• pawprint: A substitution of
  systemd-tmpfiles
• sd-tools: A collection of tools
  forked from systemd that provides sysusers and tmpfiles
• tmpfilesd: A replacement for
  systemd-tmpfiles that does not require systemd and includes support for sysvinit
  style enviroments
• tmpfiles-rs: A Rust
  implementation of tmpfiles.d
• usertmp.sh: A script to create temp
  directories for users on systems where systemd-logind or elogind is absent

• devd-rs: A Rust library
  for listening to FreeBSD (also DragonFlyBSD) devd’s device attach-detach
  notifications
• devpubd: A device publish daemon for
  automatic device node creation
• eudev: A standalone dynamic
  and persistent device naming support (aka userspace devfs) daemon that runs
  independently from the init system
• hooxlugd: oasis hooxlug daemon
• libdemi: A device enumeration,
  monitoring and introspecting library
• libdevattr: A
  library that provides an interface to receive event notifications related to
  device events and aims to be as compatible as possible with Linux libudev
• libudev (Go): A Golang native
  implementation Udev library
• libudev (Rust): A safe wrapper
  around the native libudev library
• libudev-compat: An
  ABI-compatible libudev that does not need udevd to be running
• libudev-devd: A libudev-compatible
  interface for devd
• libudev-fbsd: A small udev shim
  for FreeBSD/devd
• libudev-openbsd: An outdated fork
  of libudev-devd
• libudev-zero: A drop-in
  replacement for libudev intended to work with any device manager
• libxdev: An experimental native
  libudev replacement for NetBSD
• mdev (BusyBox): A
  mini udev for busybox
• mdev like a boss: A stash
  for notes, scripts and configs for the system running with mdev as a udev
  replacement
• mdev (Rust): An mdev daemon workalike,
  written in pure rust
• mdev (Toybox): Populate
  /dev directory and handle hooxlug events
• mdevctl: A mediated device management
• mdevd: A small daemon managing kernel
  hooxlug events, similarly to udevd, and is a drop-in replacement to mdev that
  does not fork
• ndev: A nano sized device manager with
  mdev/sdev like syntax
• nldev: A netlink frontend for mdev,
  replacing the over-engineered udevd
• nlmon: Replaces udevadm for monitoring
  network devices
• procd: The OpenWrt process
  management daemon written in C that has replaced hooxlug2, busybox-klogd,
  busybox-syslogd and busybox-watchdog
• smdev: A mostly mdev-compatible suckless
  program to manage device nodes
• smdev-phkr: A configured smdev
• udev (Rust): A safe wrapper around the
  native libudev library
• udevh-sd: A udev(7) helper script that makes
  mountpoints for (removable) devices
• udevmod: minibase
  udev event monitor
• uevent: A simple uevent listener
• ueventd:
  Manages /dev, sets permissions for /sys, and handles firmware uevents
• vdev: A portable userspace device-file
  manager for UNIX-like operating systems
• vdev (Devuan): Devuan packaging of
  vdev

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