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# Awesome Sysadmin
**A curated list of amazingly awesome Free and Open-Source sysadmin resources.** Please read the [Pull Request template](./.github/ if you wish to add software and consider [donating]( to the FLOSS projects you use regularly. Please consider contributing to fix one of the pinned [issues]( if your time allows.
## Table of contents
- [Software](#software)
- [Automation](#automation)
- [Backups](#backups)
- [Build and software organization tools](#build-and-software-organization-tools)
- [ChatOps](#chatops)
- [Cloud Computing](#cloud-computing)
- [Code Review](#code-review)
- [Configuration Management](#configuration-management)
- [Configuration Management Database](#configuration-management-database)
- [Continuous Integration & Continuous Deployment](#continuous-integration--continuous-deployment)
- [Control Panels](#control-panels)
- [Databases](#databases)
- [Deployment Automation](#deployment-automation)
- [Diagramming](#diagramming)
- [Distributed Filesystems](#distributed-filesystems)
- [DNS - Control Panels & Domain Management](#dns---control-panels--domain-management)
- [DNS - Servers](#dns---servers)
- [Editors](#editors)
- [Identity Management](#identity-management)
- [Identity Management - LDAP](#identity-management---ldap)
- [Identity Management - Single Sign-On (SSO)](#identity-management---single-sign-on-sso)
- [Identity Management - Tools and web interfaces](#identity-management---tools-and-web-interfaces)
- [IT Asset Management](#it-asset-management)
- [Log Management](#log-management)
- [Mail Clients](#mail-clients)
- [Metrics & Metric Collection](#metrics--metric-collection)
- [Miscellaneous](#miscellaneous)
- [Monitoring](#monitoring)
- [Network Configuration Management](#network-configuration-management)
- [Packaging](#packaging)
- [Project Management](#project-management)
- [Queuing](#queuing)
- [Remote Desktop Clients](#remote-desktop-clients)
- [Router](#router)
- [Service Discovery](#service-discovery)
- [Software Containers](#software-containers)
- [Status Pages](#status-pages)
- [Troubleshooting](#troubleshooting)
- [Version control](#version-control)
- [Virtualization](#virtualization)
- [VPN](#vpn)
- [Web](#web)
- [List of Licenses](#list-of-licenses)
- [External links](#external-links)
- [Communities / Forums](#communities--forums)
- [Repositories](#repositories)
- [Websites](#websites)
- [License](#license)
## Software
### Automation
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Build automation.
- [Apache Ant]( - Automation build tool, similar to make, a library and command-line tool whose mission is to drive processes described in build files as targets and extension points dependent upon each other. ([Source Code]( `Apache-2.0` `Java`
- [Apache Maven]( - Build automation tool mainly for Java. A software project management and comprehension tool. Based on the concept of a project object model (POM), Maven can manage a project's build, reporting and documentation from a central piece of information. ([Source Code]( `Apache-2.0` `Java`
- [Bazel]( - A fast, scalable, multi-language and extensible build system. Used by Google. ([Source Code]( `Apache-2.0` `Java`
- [Bolt]( - You can use Bolt to run one-off tasks, scripts to automate the provisioning and management of some nodes, you can use Bolt to move a step beyond scripts, and make them shareable. ([Source Code]( `Apache-2.0` `Ruby`
- [GNU Make]( - The most popular automation build tool for many purposes, make is a tool which controls the generation of executables and other non-source files of a program from the program's source files. ([Source Code]( `GPL-3.0` `C`
- [Gradle]( - Another build automation system. ([Source Code]( `Apache-2.0` `Groovy/Java`
- [Rake]( - Build automation tool similar to Make, written in and extensible in Ruby. ([Source Code]( `MIT` `Ruby`
### Backups
10 years ago
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[Backup]( software.
_See also: [Restic's list of Linux backup software](
10 years ago
- [Amanda]( - Backup and archive many computers on a network to disk, tape changer/drive or cloud storage. ([Source Code]( `MIT` `C`
- [Backupninja]( - Lightweight, extensible meta-backup system, provides a centralized way to configure and coordinate many different backup utilities. `GPL-2.0` `Shell`
- [BackupPC]( - High-performance, enterprise-grade system for backing up to a server's disk.. ([Source Code]( `GPL-3.0` `Perl`
- [Bareos]( - Cross-network backup solution which preserves, archives, and recovers data from all major operating systems. ([Source Code]( `AGPL-3.0` `C++/C`
- [Barman]( - Backup and Recovery Manager for PostgreSQL. ([Source Code]( `GPL-3.0` `Python`
- [BorgBackup]( - Deduplicating archiver with compression and authenticated encryption. ([Source Code]( `BSD-3-Clause` `Python`
- [Burp]( - Network backup and restore program. ([Source Code]( `AGPL-3.0` `C`
- [Dar]( - Which stands for Disk ARchive, is a robust and rich featured archiving and backup software of the tar style. ([Source Code]( `GPL-2.0` `C++`
- [Duplicati]( - Backup client that securely stores encrypted, incremental, compressed backups on cloud storage services and remote file servers. ([Source Code]( `LGPL-2.1` `C#`
- [Duplicity]( - Encrypted bandwidth-efficient backup using the rsync algorithm. ([Source Code]( `GPL-2.0` `Python`
- [Proxmox Backup Server]( - Proxmox Backup Server is an enterprise-class, client-server backup solution thatis capable of backing up virtual machines, containers, and physical hosts. ([Source Code](;a=tree)) `GPL-3.0` `Rust`
- [rclone]( - Command-line program to sync files and directories to and from different cloud storage providers.. ([Source Code]( `MIT` `Go`
- [Rdiff-backup]( - Reverse differential backup tool, over a network or locally. ([Source Code]( `GPL-2.0` `Python`
- [Restic]( - Easy, fast, verifiable, secure and efficient remote backup tool. ([Source Code]( `BSD-2-Clause` `Go`
- [Rsnapshot]( - Filesystem snapshot utility based on rsync. ([Source Code]( `GPL-2.0` `Perl`
- [Shield]( - A pluggable architecture for backup and restore of database systems. `MIT` `Go`
- [UrBackup]( - Client/Server Open Source Network Backup for Windows, MacOS and Linux. ([Source Code]( `AGPL-3.0` `C/C++`
### Build and software organization tools
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Build and software organization tools.
- [EasyBuild]( - EasyBuild builds software and modulefiles for High Performance Computing (HPC) systems in an efficient way. ([Source Code]( `GPL-2.0` `Python`
- [Environment Modules]( - Environment Modules provides for the dynamic modification of a user's environment via modulefiles. ([Source Code]( `GPL-2.0` `Tcl`
- [Lmod]( - Lmod is a Lua based module system that easily handles the MODULEPATH Hierarchical problem. ([Source Code]( `MIT` `Lua`
- [Spack]( - A flexible package manager that supports multiple versions, configurations, platforms, and compilers. ([Source Code]( `MIT/Apache-2.0` `Python`
### ChatOps
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Conversation-driven development and management.
_See also: [/r/chatops](*
- [Eggdrop]( - The oldest Internet Relay Chat (IRC) bot still in active development. ([Source Code]( `GPL-2.0` `C`
8 months ago
- [Errbot]( - Plugin based chatbot designed to be easily deployable, extensible and maintainable. ([Source Code]( `GPL-3.0` `Python`
- [Hubot]( - A customizable, life embetterment robot. ([Source Code]( `MIT` `Nodejs`
### Cloud Computing
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[Cloud computing]( is the on-demand availability of computer system resources, especially data storage (cloud storage) and computing power, without direct active management by the user.
**Please visit [Cloud Native Software Landscape](**
### Code Review
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[Code review]( is a software quality assurance activity in which one or several people check a program mainly by viewing and reading parts of its source code.
**Please visit [awesome-selfhosted/Software Development - Project Management](**
### Configuration Management
10 years ago
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[Configuration management (CM)]( is a systems engineering process for establishing and maintaining consistency of a product's performance, functional, and physical attributes with its requirements, design, and operational information throughout its life.
10 years ago
- [Ansible]( - Provisioning, configuration management, and application-deployment tool. ([Source Code]( `GPL-3.0` `Python`
- [CFEngine]( - Configuration management system for automated configuration and maintenance of large-scale computer systems. ([Source Code]( `GPL-3.0` `C`
- [Chef]( - Configuration management tool using a pure-Ruby, domain-specific language (DSL) for writing system configuration "recipes". ([Source Code]( `Apache-2.0` `Ruby`
- [Puppet]( - Software configuration management tool which includes its own declarative language to describe system configuration. ([Source Code]( `Apache-2.0` `Ruby/C`
- [Rudder]( - Scalable and dynamic configuration management system for patching, security & compliance, based on CFEngine. ([Source Code]( `GPL-3.0` `Scala`
- [Salt]( - Event-driven IT automation, remote task execution, and configuration management software. ([Source Code]( `Apache-2.0` `Python`
### Configuration Management Database
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Configuration management database (CMDB) software.
_Related: [IT Asset Management](#it-asset-management)_
- [Collins]( - At Tumblr, it's the infrastructure source of truth and knowledge. ([Source Code]( `Apache-2.0` `Docker/Scala`
- [i-doit]( - IT Documentation and CMDB. `AGPL-3.0` `PHP`
- [iTop]( - Complete ITIL web based service management tool. ([Source Code]( `AGPL-3.0` `PHP`
- [netbox]( - IP address management (IPAM) and data center infrastructure management (DCIM) tool. ([Demo](, [Source Code]( `Apache-2.0` `Python`
### Continuous Integration & Continuous Deployment
10 years ago
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[Continuous integration]([deployment]( software.
10 years ago
- [Buildbot]( - Python-based toolkit for continuous integration. ([Source Code]( `GPL-2.0` `Python`
- [CDS]( - Enterprise-Grade Continuous Delivery & DevOps Automation Open Source Platform. ([Source Code]( `BSD-3-Clause` `Go`
- [Concourse]( - Concourse is a CI tool that treats pipelines as first class objects and containerizes every step along the way. ([Demo](, [Source Code]( `Apache-2.0` `Go`
- [drone]( - Drone is a Continuous Delivery platform built on Docker, written in Go. ([Source Code]( `Apache-2.0` `Go`
- [Factor]( - Programmatically define and run workflows to connect configuration management, source code management, build, continuous integration, continuous deployment and communication tools. ([Source Code]( `MIT` `Ruby`
- [GitLab CI]( - Gitlab's built-in, full-featured CI/CD solution. ([Source Code]( `MIT` `Ruby`
- [GoCD]( - Continuous delivery server. ([Source Code]( `Apache-2.0` `Java/Ruby`
- [Jenkins]( - Continuous Integration Server. ([Source Code]( `MIT` `Java`
- [Laminar]( - Fast, lightweight, simple and flexible Continuous Integration. ([Source Code]( `GPL-3.0` `C++`
- [PHP Censor]( - Open source self-hosted continuous integration server for PHP projects. `BSD-2-Clause` `PHP`
- [PHPCI]( - Free and open source continuous integration specifically designed for PHP. ([Source Code]( `BSD-2-Clause` `PHP`
- [Strider]( - Open Source Continuous Deployment / Continuous Integration platform. ([Source Code]( `MIT` `Nodejs`
- [werf]( - Open Source CI/CD tool for building Docker images and deploying to Kubernetes via GitOps. ([Source Code]( `Apache-2.0` `Go`
- [Woodpecker]( - Community fork of Drone that uses Docker containers. ([Source Code]( `Apache-2.0` `Go`
### Control Panels
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Web hosting and server or service control panels.
- [Ajenti]( - Control panel for Linux and BSD. ([Source Code]( `MIT` `Python/Shell`
- [Cockpit]( - Web-based graphical interface for servers. ([Source Code]( `LGPL-2.1` `C`
- [Froxlor]( - Lightweight server management software with Nginx and PHP-FPM support. ([Source Code]( `GPL-2.0` `PHP`
- [HestiaCP]( - Web server control panel (fork of VestaCP). ([Demo](, [Source Code]( `GPL-3.0` `PHP/Shell/Other`
- [ISPConfig]( - Manage Linux servers directly through your browser. ([Source Code]( `BSD-3-Clause` `PHP`
- [Sentora]( - Open-Source Web hosting control panel for Linux, BSD (fork of ZPanel). ([Source Code]( `GPL-3.0` `PHP`
- [Virtualmin]( - Powerful and flexible web hosting control panel for Linux and BSD systems. ([Source Code]( `GPL-3.0` `Shell/Perl/Other`
- [Webmin]( - Web-based interface for system administration for Unix. ([Source Code]( `BSD-3-Clause` `Perl`
### Databases
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Database servers.
**Please visit [ - Database of Databases](**
_See also: [awesome-selfhosted/Database Management](
### Deployment Automation
7 years ago
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Tools and scripts to support deployments to your servers.
10 years ago
- [Capistrano]( - Deploy your application to any number of machines simultaneously, in sequence or as a rolling set via SSH (rake based). ([Source Code]( `MIT` `Ruby`
- [CloudSlang]( - Flow-based orchestration tool for managing deployed applications, with Docker capabilities. ([Source Code]( `Apache-2.0` `Java`
- [CloudStack]( - Cloud computing software for creating, managing, and deploying infrastructure cloud services. ([Source Code]( `Apache-2.0` `Java/Python`
- [Cobbler]( - Cobbler is a Linux installation server that allows for rapid setup of network installation environments. ([Source Code]( `GPL-2.0` `Python`
- [Fabric]( - Python library and cli tool for streamlining the use of SSH for application deployment or systems administration tasks. ([Source Code]( `BSD-2-Clause` `Python`
- [Genesis]( - A template framework for multi-environment BOSH deployments. `MIT` `Perl`
- [Mina]( - Really fast deployer and server automation tool (rake based). ([Source Code]( `MIT` `Ruby`
- [munki]( - Webserver-based repository of packages and package metadata, that allows macOS administrators to manage software installs. ([Source Code]( `Apache-2.0` `Python`
- [Overcast]( - Deploy VMs across different cloud providers, and run commands and scripts across any or all of them in parallel via SSH. ([Source Code]( `MIT` `Nodejs`
- [Vlad the Deployer]( - Deployment automation (rake based). `MIT` `Ruby`
### Diagramming
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Tools used to create diagrams of networks, flows, etc.
- []( - A.K.A. []( Easy to use Diagram UI with a plethora of templates. ([Source Code]( `Apache-2.0` `JavaScript/Docker`
- [DrawThe.Net]( - Javascript tool that uses a YAML-formatted input to programmatically create large, complex, and visually solid diagrams. ([Source Code]( `MIT` `JavaScript`
- [Kroki]( - API for generating diagrams from textual descriptions. ([Source Code]( `MIT` `Java`
- [Mermaid]( - Javascript module with a unique, easy, shorthand syntax. Integrates into several other tools like Grafana. ([Source Code]( `MIT` `Nodejs/Docker`
### Distributed Filesystems
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Network distributed filesystems.
_See also: [awesome-selfhosted/File Transfer - Object Storage & File Servers](
- [Ceph]( - Distributed object, block, and file storage platform. ([Source Code]( `LGPL-3.0` `C++`
- [DRBD]( - Distributed replicated storage system, implemented as a Linux kernel driver. ([Source Code]( `GPL-2.0` `C`
- [GlusterFS]( - Software-defined distributed storage that can scale to several petabytes, with interfaces for object, block and file storage. ([Source Code]( `GPL-2.0/LGPL-3.0` `C`
- [Hadoop Distributed Filesystem (HDFS)]( - Distributed file system that provides high-throughput access to application data. ([Source Code]( `Apache-2.0` `Java`
- [JuiceFS]( - Distributed POSIX file system built on top of Redis and S3. ([Source Code]( `Apache-2.0` `Go`
- [Kubo]( - Implementation of IPFS, a global, versioned, peer-to-peer filesystem that seeks to connect all computing devices with the same system of files. `Apache-2.0/MIT` `Go`
- [LeoFS]( - Highly available, distributed, replicated eventually consistent object/blob store. ([Source Code]( `Apache-2.0` `Erlang`
- [Lustre]( - Parallel distributed file system, generally used for large-scale cluster computing. ([Source Code](;a=summary)) `GPL-2.0` `C`
- [Minio]( - High-performance, S3 compatible object store built for large scale AI/ML, data lake and database workloads. ([Source Code]( `AGPL-3.0` `Go`
- [MooseFS]( - Fault tolerant, network distributed file system. ([Source Code]( `GPL-2.0` `C`
- [OpenAFS]( - Distributed network file system with read-only replicas and multi-OS support. ([Source Code](;a=summary)) `IPL-1.0` `C`
- [Openstack Swift]( - A highly available, distributed, eventually consistent object/blob store. ([Source Code]( `Apache-2.0` `Python`
- [Perkeep]( - A set of open source formats, protocols, and software for modeling, storing, searching, sharing and synchronizing data (previously Camlistore). ([Source Code]( `Apache-2.0` `C`
- [TahoeLAFS]( - Secure, decentralized, fault-tolerant, peer-to-peer distributed data store and distributed file system. ([Source Code]( `GPL-2.0` `Python`
- [XtreemFS]( - Distributed, replicated and fault-tolerant file system for federated IT infrastructures.. ([Source Code]( `BSD-3-Clause` `Java`
### DNS - Control Panels & Domain Management
10 years ago
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DNS server control panels, web interfaces and domain management tools.
_Related: [DNS - Servers](#dns---servers)_
10 years ago
_See also: [awesome-selfhosted/DNS](
- [Atomia DNS]( - DNS management system. `ISC` `Perl`
- [Designate]( - DNSaaS services for OpenStack. ([Source Code]( `Apache-2.0` `Python`
- [DNSControl]( - Synchronize your DNS to multiple providers from a simple DSL. ([Source Code]( `MIT` `Go/Docker`
- [DomainMOD]( - Manage your domains and other internet assets in a central location. ([Source Code]( `GPL-3.0` `PHP`
- []( - Dynamic DNS service. ([Demo](, [Source Code]( `BSD-3-Clause` `Python`
- [octoDNS]( - DNS as code - Tools for managing DNS across multiple providers. `MIT` `Python`
- [Poweradmin]( - Web-based DNS control panel for PowerDNS server. ([Source Code]( `GPL-3.0` `PHP`
- [SPF Toolbox]( - Application to look up DNS records such as SPF, MX, Whois, and more. ([Source Code]( `MIT` `PHP`
### DNS - Servers
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[DNS]( servers.
_Related: [DNS - Control Panels & Domain Management](#dns---control-panels--domain-management)_
_See also: [awesome-selfhosted/DNS](
- [Bind]( - Versatile, classic, complete name server software. ([Source Code]( `MPL-2.0` `C`
- [CoreDNS]( - Flexible DNS server. ([Source Code]( `Apache-2.0` `Go`
- [djbdns]( - A collection of DNS applications, including tinydns. ([Source Code]( `CC0-1.0` `C`
- [dnsmasq]( - Provides network infrastructure for small networks: DNS, DHCP, router advertisement and network boot. ([Source Code](;a=tree)) `GPL-2.0` `C`
- [Knot]( - High performance authoritative-only DNS server. ([Source Code]( `GPL-3.0` `C`
- [NSD]( - Authoritative DNS name server developed speed, reliability, stability and security. ([Source Code]( `BSD-3-Clause` `C`
10 months ago
- [PowerDNS Authoritative Server]( - Versatile nameserver which supports a large number of backends. ([Source Code]( `GPL-2.0` `C++`
- [Unbound]( - Validating, recursive, and caching DNS resolver. ([Source Code]( `BSD-3-Clause` `C`
- [Yadifa]( - Clean, small, light and RFC-compliant name server implementation developed from scratch by .eu. ([Source Code]( `BSD-3-Clause` `C`
### Editors
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Open-source code editors.
- [Atom Community]( - A fork of [atom]( A hackable text editor from Github. `MIT` `JavaScript`
- [Brackets]( - Code editor for web designers and front-end developers. ([Source Code]( `MIT` `JavaScript`
- [Eclipse]( - IDE written in Java with an extensible plug-in system. ([Source Code]( `EPL-1.0` `Java`
- [Geany]( - GTK2 text editor. ([Source Code]( `GPL-2.0` `C/C++`
- [GNU Emacs]( - An extensible, customizable text editor-and more. ([Source Code]( `GPL-3.0` `C`
- [Haroopad]( - Markdown editor with live preview. ([Source Code]( `GPL-3.0` `JavaScript`
- [ICEcoder]( - Code editor awesomeness, built with common web languages. ([Demo](, [Source Code]( `MIT` `PHP`
- [jotgit]( - Git-backed real-time collaborative code editing. `MIT` `Nodejs`
- [KDevelop]( - IDE by the people behind KDE. ([Source Code]( `GFDL-1.2` `C++`
- [Micro]( - A modern and intuitive terminal-based text editor. ([Source Code]( `MIT` `Go`
- [Nano]( - Easy to use, customizable text editor. ([Source Code]( `GPL-3.0` `C`
- [Notepad++]( - GPLv2 multi-language editor with syntax highlighting for Windows. ([Source Code]( `GPL-2.0` `C++`
- [TextMate]( - A graphical text editor for OS X. ([Source Code]( `GPL-3.0` `C++`
- [Vim]( - A highly configurable text editor built to enable efficient editing. ([Source Code]( `Vim` `C`
- [VSCodium]( - An open source cross-platform extensible code editor based on [VS Code by Microsoft]( removing their non-free additions. ([Source Code]( `MIT` `TypeScript`
### Identity Management
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[Identity management]( (IdM), also known as identity and access management (IAM or IdAM), is a framework of policies and technologies to ensure that the right users (that are part of the ecosystem connected to or within an enterprise) have the appropriate access to technology resources.
**Please visit [Identity Management - LDAP](#identity-management---ldap), [Identity Management - Tools and web interfaces](#identity-management---tools-and-web-interfaces), [Identity Management - Single Sign-On SSO](#identity-management---single-sign-on-sso)**
### Identity Management - LDAP
**[`^ back to top ^`](#awesome-sysadmin)**
[Lightweight Directory Access Protocol (LDAP)]( is an open, vendor-neutral, industry standard application protocol for accessing and maintaining distributed directory information services over an Internet Protocol (IP) network.
- [389 Directory Server]( - Enterprise-class Open Source LDAP server for Linux. ([Source Code]( `GPL-3.0` `C`
- [Apache Directory Server]( - Extensible and embeddable directory server, certified LDAPv3 compatible, with Kerberos 5 and Change Password Protocol support, triggers, stored procedures, queues and views. ([Source Code]( `Apache-2.0` `Java`
- [FreeIPA]( - Integrated security information management solution combining Linux (Fedora), 389 Directory Server, Kerberos, NTP, DNS, and Dogtag Certificate System (web interface and command-line administration tools). ([Source Code]( `GPL-3.0` `Python/C/JavaScript`
- [FreeRADIUS]( - Multi-protocol policy server (radiusd) that implements RADIUS, DHCP, BFD, and ARP and associated client/PAM library/Apache module. ([Source Code]( `GPL-2.0` `C`
- [lldap]( - Light (simplified) LDAP implementation with a simple, intuitive web interface and GraphQL support. `GPL-3.0` `Rust`
- [OpenLDAP]( - Open-source implementation of the Lightweight Directory Access Protocol (server, libraries and clients). ([Source Code]( `OLDAP-2.8` `C`
### Identity Management - Single Sign-On (SSO)
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[Single sign-on (SSO)]( is an authentication scheme that allows a user to log in with a single ID to any of several related, yet independent, software systems.
- [Authelia]( - The Single Sign-On Multi-Factor portal for web apps. ([Source Code]( `Apache-2.0` `Go`
- [Authentik]( - Flexible identity provider with support for different protocols. (OAuth 2.0, SAML, LDAP and Radius). ([Source Code]( `MIT` `Python`
- [KeyCloak]( - Open Source Identity and Access Management. ([Source Code]( `Apache-2.0` `Java`
### Identity Management - Tools and web interfaces
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Miscellaneous utilities and web interfaces for identity management systems.
- [BounCA]( - A personal SSL Key / Certificate Authority web-based tool for creating self-signed certificates. ([Source Code]( `Apache-2.0` `Python`
- [easy-rsa]( - Bash script to build and manage a PKI CA. `GPL-2.0` `Shell`
- [Fusion Directory]( - Improve the Management of the services and the company directory based on OpenLDAP. ([Source Code]( `GPL-2.0` `PHP`
- [Indieauth]( - Sign in with your domain name (using the rel-me-auth protocol). ([Source Code]( `Apache-2.0` `Ruby`
- [LDAP Account Manager (LAM)]( - Web frontend for managing entries (e.g. users, groups, DHCP settings) stored in an LDAP directory. ([Source Code]( `GPL-3.0` `PHP`
- [Libravatar]( - Libravatar is a service which delivers your avatar (profile picture) to other websites. ([Source Code]( `AGPL-3.0` `Python`
- [Pomerium]( - An identity and context aware access-proxy inspired by BeyondCorp. ([Source Code]( `Apache-2.0` `Docker/Go`
- [Samba]( - Active Directory and CIFS protocol implementation. ([Source Code]( `GPL-3.0` `C`
- [Smallstep Certificates]( - A private certificate authority (X.509 & SSH) and related tools for secure automated certificate management. ([Source Code]( `Apache-2.0` `Go`
- [ZITADEL]( - Cloud-native Identity & Access Management solution providing a platform for secure authentication, authorization and identity management. ([Source Code]( `Apache-2.0` `Go/Docker/K8S`
### IT Asset Management
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IT [asset management]( software.
- [GLPI]( - Information Resource-Manager with an additional Administration Interface. ([Source Code]( `GPL-3.0` `PHP`
- [OCS Inventory NG]( - Asset management and deployment solution for all devices in your IT Department. ([Source Code]( `GPL-2.0` `PHP/Perl`
- [OPSI]( - Hardware and software inventory, client management, deployment, and patching for Linux and Windows. ([Source Code]( `GPL-3.0/AGPL-3.0` `OVF/Python`
- [RackTables]( - Datacenter and server room asset management like document hardware assets, network addresses, space in racks, networks configuration. ([Demo](, [Source Code]( `GPL-2.0` `PHP`
- [Ralph]( - Asset management, DCIM and CMDB system for large Data Centers as well as smaller LAN networks. ([Demo](, [Source Code]( `Apache-2.0` `Python/Docker`
- [Snipe IT]( - Asset & license management software. ([Source Code]( `AGPL-3.0` `PHP`
### Log Management
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Log management tools: collect, parse, visualize...
- [Fluentd]( - Data collector for unified logging layer. ([Source Code]( `Apache-2.0` `Ruby`
8 months ago
- [Flume]( - Distributed, reliable, and available service for efficiently collecting, aggregating, and moving large amounts of log data. ([Source Code]( `Apache-2.0` `Java`
- [GoAccess]( - Real-time web log analyzer and interactive viewer that runs in a terminal or through the browser. ([Source Code]( `MIT` `C`
- [Loki]( - Log aggregation system designed to store and query logs from all your applications and infrastructure. ([Source Code]( `AGPL-3.0` `Go`
- [rsyslog]( - Rocket-fast system for log processing. ([Source Code]( `GPL-3.0` `C`
### Mail Clients
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An [email client](, email reader or, more formally, message user agent (MUA) or mail user agent is a computer program used to access and manage a user's email.
- [aerc]( - Terminal MUA with a focus on plaintext and features for developers. ([Source Code]( `MIT` `Go`
- [Claws Mail]( - Old school email client (and news reader), based on GTK+. ([Source Code](;a=tree)) `GPL-3.0` `C`
- [ImapSync]( - Simple IMAP migration tool for copying mailboxes to other servers. ([Source Code]( `NLPL` `Perl`
- [Mutt]( - Small but very powerful text-based mail client. ([Source Code]( `GPL-2.0` `C`
- [Sylpheed]( - Still developed predecessor to Claws Mail, lightweight mail client. ([Source Code]( `GPL-2.0` `C`
- [Thunderbird]( - Free email application that's easy to set up and customize. ([Source Code]( `MPL-2.0` `C/C++`
### Metrics & Metric Collection
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Metric gathering and display software.
_Related: [Databases](#databases), [Monitoring](#monitoring)_
- [Beats]( - Single-purpose data shippers that send data from hundreds or thousands of machines and systems to Logstash or Elasticsearch. ([Source Code]( `Apache-2.0` `Go`
- [Collectd]( - System statistics collection daemon. ([Source Code]( `MIT` `C`
- [Diamond]( - Daemon that collects system metrics and publishes them to Graphite (and others). `MIT` `Python`
- [Grafana]( - A Graphite & InfluxDB Dashboard and Graph Editor. ([Source Code]( `AGPL-3.0` `Go`
- [Graphite]( - Scalable graphing server. ([Source Code]( `Apache-2.0` `Python`
- [RRDtool]( - Industry standard, high performance data logging and graphing system for time series data. ([Source Code]( `GPL-2.0` `C`
- [Statsd]( - Daemon that listens for statistics like counters and timers, sent over UDP or TCP, and sends aggregates to one or more pluggable backend services. `MIT` `Nodejs`
- [tcollector]( - Gathers data from local collectors and pushes the data to OpenTSDB. ([Source Code]( `LGPL-3.0/GPL-3.0` `Python`
- [Telegraf]( - Plugin-driven server agent for collecting, processing, aggregating, and writing metrics. `MIT` `Go`
### Miscellaneous
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Software that does not fit in another section.
- [Chocolatey]( - The package manager for Windows. ([Source Code]( `Apache-2.0` `C#/PowerShell`
- [Clonezilla]( - Partition and disk imaging/cloning program. ([Source Code]( `GPL-2.0` `Perl/Shell/Other`
- [DadaMail]( - Mailing List Manager, written in Perl. ([Source Code]( `GPL-2.0` `Perl`
- [Fog]( - Cloning/imaging solution/rescue suite. ([Source Code]( `GPL-3.0` `PHP/Shell`
- [phpList]( - Newsletter and email marketing software. ([Source Code]( `AGPL-3.0` `PHP`
### Monitoring
10 years ago
**[`^ back to top ^`](#awesome-sysadmin)**
Monitoring software.
10 years ago
_Related: [Metrics & Metric Collection](#metrics--metric-collection)_
- [Adagios]( - Web based Nagios interface for configuration and monitoring (replacement to the standard interface), and a REST interface. ([Source Code]( `AGPL-3.0` `Docker/Python`
9 months ago
- [Alerta]( - Distributed, scalable and flexible monitoring system. ([Source Code]( `Apache-2.0` `Python`
- [Bloonix]( - Bloonix is a monitoring solution that helps businesses to ensure high availability and performance. ([Source Code]( `GPL-3.0` `Perl`
- [Bosun]( - Monitoring and alerting system by Stack Exchange. ([Source Code]( `MIT` `Go`
- [Cacti]( - Web-based network monitoring and graphing tool. ([Source Code]( `GPL-2.0` `PHP`
- [cadvisor]( - Analyzes resource usage and performance characteristics of running containers. `Apache-2.0` `Go`
- [checkmk]( - Comprehensive solution for monitoring of applications, servers, and networks. ([Source Code]( `GPL-2.0` `Python/PHP`
- [dashdot]( - A simple, modern server dashboard for smaller private servers. ([Demo]( `MIT` `Nodejs/Docker`
- [EdMon]( - A command-line monitoring application helping you to check that your hosts and services are available, with notifications support. `MIT` `Java`
- [eZ Server Monitor]( - A lightweight and simple dashboard monitor for Linux, available in Web and Bash application. ([Source Code]( `GPL-3.0` `PHP/Shell`
- [glances]( - Open-source, cross-platform real-time monitoring tool with CLI and web dashboard interfaces and many exporting options. ([Source Code]( `GPL-3.0` `Python`
- [Healthchecks]( - Monitoring for cron jobs, background services and scheduled tasks. ([Source Code]( `BSD-3-Clause` `Python`
- [Icinga]( - Nagios fork that has since lapped nagios several times. Comes with the possibility of clustered monitoring. ([Source Code]( `GPL-2.0` `C++`
- [LibreNMS]( - Fully featured network monitoring system that provides a wealth of features and device support. ([Source Code]( `GPL-3.0` `PHP`
- [Linux Dash]( - A low-overhead monitoring web dashboard for a GNU/Linux machine. `MIT` `Nodejs/Go/Python/PHP`
- [Monit]( - Small utility for managing and monitoring Unix systems. ([Source Code]( `AGPL-3.0` `C`
- [Munin]( - Networked resource monitoring tool. ([Source Code]( `GPL-2.0` `Perl/Shell`
- [Naemon]( - Network monitoring tool based on the Nagios 4 core with performance enhancements and new features. ([Source Code]( `GPL-2.0` `C`
- [Nagios]( - Computer system, network and infrastructure monitoring software application. ([Source Code]( `GPL-2.0` `C`
- [Netdata]( - Distributed, real-time, performance and health monitoring for systems and applications. Runs on Linux, FreeBSD, and MacOS. ([Source Code]( `GPL-3.0` `C`
- [NetXMS]( - Open Source network and infrastructure monitoring and management. ([Source Code]( `LGPL-3.0/GPL-3.0` `Java/C++/C`
- [Observium Community Edition]( - Network monitoring and management platform that provides real-time insight into network health and performance. `QPL-1.0` `PHP`
- [openITCOCKPIT Community Edition]( - Monitoring Suite featuring seamless integrations with Naemon, Checkmk, Grafana and more. ([Demo](, [Source Code]( `GPL-3.0` `deb/Docker`
- [Performance Co-Pilot]( - Lightweight, distributed system performance and analysis framework. ([Source Code]( `LGPL-2.1/GPL-2.0` `C`
- [PHP Server Monitor]( - Open source tool to monitor your servers and websites. ([Source Code]( `GPL-3.0` `PHP`
- [PhpSysInfo]( - A customizable PHP script that displays information about your system nicely. ([Source Code]( `GPL-2.0` `PHP`
- [Prometheus]( - Service monitoring system and time series database. ([Source Code]( `Apache-2.0` `Go`
- [Riemann]( - Flexible and fast events processor allowing complex events/metrics analysis. ([Source Code]( `EPL-1.0` `Java`
- [rtop]( - Interactive, remote system monitoring tool based on SSH. `MIT` `Go`
- [ruptime]( - Classic system status server. `AGPL-3.0` `Shell`
- [Scrutiny]( - Web UI for hard drive S.M.A.R.T monitoring, historical trends & real-world failure thresholds. `MIT` `Go`
- [Sensu]( - Monitoring tool for ephemeral infrastructure and distributed applications. ([Source Code]( `MIT` `Go`
- [Status]( - Simple and lightweight system monitoring tool for small homeservers with a pleasant web interface. ([Demo]( `MIT` `Python`
- [Thruk]( - Multibackend monitoring web interface with support for Naemon, Nagios, Icinga and Shinken. ([Source Code]( `GPL-1.0` `Perl`
- [Zabbix]( - Enterprise-class software for monitoring of networks and applications. ([Source Code]( `GPL-2.0` `C`
### Network Configuration Management
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Network configuration management tools.
- [GNS3]( - Graphical network simulator that provides a variety of virtual appliances. ([Source Code]( `GPL-3.0` `Python`
- [OpenWISP]( - Open Source Network Management System for OpenWRT based routers and access points. ([Demo](, [Source Code]( `GPL-3.0` `Python`
- [Oxidized]( - Network device configuration backup tool. `Apache-2.0` `Ruby`
- [phpIPAM]( - Open source IP address management with PowerDNS integration. ([Source Code]( `GPL-3.0` `PHP`
- [RANCID]( - Monitor network devices configuration and maintain history of changes. ([Source Code]( `BSD-3-Clause` `Perl/Shell`
- [rConfig]( - Network device configuration management tool. ([Source Code]( `GPL-3.0` `PHP`
### Packaging
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A [package manager]( or package-management system is a collection of software tools that automates the process of installing, upgrading, configuring, and removing computer programs for a computer in a consistent manner.
- [aptly]( - Swiss army knife for Debian repository management. ([Source Code]( `MIT` `Go`
- [fpm]( - Versatile multi format package creator. ([Source Code]( `MIT` `Ruby`
- [omnibus-ruby]( - Easily create full-stack installers for your project across a variety of platforms. `Apache-2.0` `Ruby`
- [tito]( - Builds RPMs for git-based projects. `GPL-2.0` `Python`
### Project Management
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Web-based project management and bug tracking systems.
**Please visit [awesome-selfhosted/Project Management](**
### Queuing
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[Message queues]( and [message broker]( software, typically used for inter-process communication (IPC), or for inter-thread communication within the same process.