30 open-source projects similar to canonical/lxd, ranked by shared indexed features. Tags may describe platforms or build tools rather than the same primary purpose. Check each project’s use case, license, and deployment requirements before treating it as a replacement.
LXD is a unified platform for managing both system containers and virtual machines through a single REST API and command-line interface. It provides a programmatic HTTP interface for controlling the full lifecycle of instances, enabling automation and integration with external tools. The system runs unprivileged containers with per-instance UID/GID mappings, seccomp filters, and AppArmor profiles for kernel-level isolation, while supporting multiple storage backends including directory, Btrfs, LVM, ZFS, Ceph, LINSTOR, and TrueNAS through a unified driver interface. The platform distinguishes
Incus is a unified orchestration platform for managing system containers, OCI application containers, and virtual machines through a single control plane. It brings together cluster infrastructure management, secure multi-tenancy, software-defined networking, and pluggable storage backend orchestration into one cohesive system exposed via a full REST API and command-line interface. What distinguishes Incus is its ability to run multiple instance types side by side—full Linux system containers, OCI application containers, and QEMU virtual machines—all managed with consistent tooling. Networkin
Tart is an Apple Silicon virtualization manager used to build and run macOS and Linux virtual machines using native hardware virtualization frameworks. It functions as a virtual machine cluster orchestrator and an ephemeral runner for executing continuous integration pipeline steps within isolated, short-lived environments. The system utilizes an OCI-compatible virtual machine registry to push and pull images via standardized container registries. It features a controller-worker architecture that schedules virtual machine lifecycles across remote worker nodes, incorporating a secure SSH jump
VirtualBuddy is a graphical user interface and manager for creating and running macOS virtual machines on Apple Silicon. It serves as an interface for the native Apple Virtualization Framework, allowing users to provision and boot guest operating systems on ARM-based hardware. The tool provides a dedicated environment for managing virtual machine administration and software compatibility testing across different macOS versions. It enables the execution of guests via local files, remote URLs, or image catalogs, and supports booting into recovery mode for system repairs. The system covers hard
Lima is a virtualization engine designed to provision and manage lightweight Linux, macOS, and FreeBSD virtual machines. It functions as a comprehensive virtual machine manager that leverages native hypervisors and system emulation to provide isolated environments for container development, cross-architecture testing, and secure sandboxing. The project distinguishes itself through its template-driven provisioning system, which allows users to define and automate environment configurations via local files or remote URL schemes. It integrates deeply with host systems by providing automated file
Cua is an agent benchmarking and desktop automation platform designed to evaluate autonomous agents and execute repetitive tasks within isolated, virtualized environments. It provides a framework for provisioning consistent workspaces and measuring agent performance against standardized desktop operations. The platform distinguishes itself by integrating virtual machine orchestration with headless interaction capabilities. By leveraging hypervisor-based virtualization, it runs operating systems at near-native speeds, while its automation layer injects commands directly into application proces
Docker CE is an OCI compliant container platform and runtime engine used for building and running applications within isolated environments. It functions as a Linux container orchestrator and provides a command-line interface to manage the entire lifecycle of running application instances. The platform enables containerized application deployment and cross-platform software distribution by packaging software with its dependencies. It supports microservices architecture management and the creation of reproducible local development environments. The system includes capabilities for application
Kubernetes is a distributed container orchestration platform that automates the deployment, scaling, and management of containerized applications across clusters of computing nodes. It functions as a declarative infrastructure controller, utilizing a control loop architecture that continuously monitors the current system state against user-defined configurations to ensure desired operational outcomes. The system relies on a centralized API-driven interface and a replicated key-value store to maintain a consistent source of truth for all cluster objects. The platform distinguishes itself throu
RLinf is a distributed reinforcement learning orchestrator and embodied AI training framework. It provides the infrastructure to train vision-language-action models and robotic policies using a combination of reinforcement learning and supervised fine-tuning. The system is designed for scaling workloads across GPU clusters, managing the placement of actors, rollout workers, and environment components. It features a specialized robotics data collection pipeline for gathering teleoperated demonstrations and simulation trajectories into standardized replay buffers, alongside a hardware interface
Multipass is a virtual machine lifecycle controller and manager designed to create and orchestrate lightweight Ubuntu instances on a local workstation. It functions as a cross-platform hypervisor wrapper that provides a local cloud development environment for simulating cloud deployments. The system utilizes a hypervisor-abstraction layer and driver-based backend resolution to manage virtual machines across different host operating systems using native virtualization backends. It enables the simulation of cloud instance behavior through the injection of cloud-init metadata and initialization
Quickemu is a command-line utility designed to automate the deployment and management of virtual machine instances. It functions as an automated provisioner that handles the acquisition of operating system images and the generation of optimized configuration files, allowing users to launch virtualized environments with minimal manual setup. The tool leverages hardware-accelerated emulation to execute virtual machines, mapping host-native resources directly to the guest environment to maintain performance. It utilizes shell-scripted orchestration to manage the lifecycle of these instances, sto
Dapr is a distributed application runtime that provides a sidecar-based infrastructure layer for building resilient microservices and event-driven applications. By utilizing a sidecar proxy pattern, it abstracts complex infrastructure tasks into standardized, network-accessible APIs, allowing developers to focus on application logic while the runtime handles service discovery, state management, and secure communication. The platform distinguishes itself through a pluggable component architecture and language-agnostic design, enabling services written in any programming language to interact wi
rkt is a secure Linux container engine and pod-native container manager. It provides a composable execution environment for launching and managing isolated application containers on Linux, serving as a runtime designed around open industry standards for image formats and networking interfaces. The system is distinguished by a pod-native execution model that groups multiple containers and shared resources into single, self-contained units. It utilizes pluggable execution engines to provide secure isolation, including the use of hardware-based virtualization to create security boundaries betwee
virt-manager is a graphical management interface for configuring hypervisors, virtual machine instances, and containers via the libvirt API. It provides a desktop environment for managing KVM-based virtualization on Linux hosts, acting as a centralized controller for both local and remote hypervisors. The project distinguishes itself through integrated management of the surrounding virtualization infrastructure. It includes dedicated interfaces for virtual network administration to connect guests to physical hardware and virtual storage management for organizing disk volumes into logical pool
rkt is a pod-native container engine and runtime for Linux that executes containerized applications as isolated pods. It serves as an OCI container runtime and a Linux container manager, supporting the execution of images based on Open Container Initiative, appc, and Docker specifications. The project distinguishes itself by offering hardware-level container isolation, allowing pods to run within virtual machines using KVM or QEMU for a dedicated kernel. It further separates itself through secure container deployment practices, utilizing SELinux mandatory access control and TPM-backed integri
This project is a Docker educational resource and a collection of practical examples designed for learning containerization technologies. It serves as a guide for understanding container fundamentals, including the creation and management of custom images and the use of registries. The repository provides specialized references for container security hardening, such as managing kernel privileges and implementing supply chain security. It also includes tutorials for multi-container orchestration and a DevOps guide focused on CI/CD automation and image optimization. The material covers a broad
microvm.nix is a declarative virtual machine manager and orchestrator for defining, building, and managing isolated guest environments using Nix. It functions as a virtual machine image builder that transforms system specifications into bootable disk images and runner scripts. The project provides a hypervisor abstraction layer, enabling the deployment of guest images across multiple virtualization backends through a unified configuration. It includes specialized tools for PCI hardware passthrough, granting virtual machines direct access to physical host USB and PCI devices. The framework co
LXC is an OS-level virtualization framework and Linux container manager used to run multiple isolated Linux systems on a single host. It functions as a kernel namespace orchestrator and unprivileged container runtime, allowing for the creation and management of system containers without the overhead of a hypervisor. The project provides unprivileged container execution by mapping container root users to unprivileged host users to prevent host system access. It ensures security through system call filtering and root user isolation, enabling containers to run without requiring host root privile
Bocker is a minimal container management tool written in Bash that implements core container functionality using Linux namespaces and control groups. It serves as a Linux container manager capable of starting and managing isolated processes and images through low-level kernel features. The project includes an OCI image tool for pulling, saving, and building container images compatible with industry standards. It further integrates a cgroup resource controller to restrict CPU and memory consumption for isolated processes. The tool covers the full container lifecycle, including process isolati
Colima is a command-line utility that provides lightweight container runtimes and local Kubernetes orchestration by managing isolated virtual machine environments. It functions as a virtualization manager that abstracts the underlying container engine, allowing users to run containerized applications and system workloads on non-native operating systems without the overhead of heavy desktop software. The project distinguishes itself through its support for hardware-accelerated workloads, enabling direct GPU passthrough to virtual machines for high-performance machine learning tasks. It offers
WebVM is a browser-based virtualization platform that executes a full Linux operating system directly within a web browser. By leveraging WebAssembly and client-side virtualization, it simulates hardware to run native applications and development toolchains without requiring server-side infrastructure or remote desktop configurations. The platform distinguishes itself by providing a portable computing workspace that operates entirely on the client side. It includes capabilities for bridging virtual environments to private networks, allowing secure access to internal resources directly from th
Boto3 is the AWS SDK for Python, providing a programmatic interface for managing and automating AWS cloud infrastructure and services. It serves as a cloud management API client and resource manager for provisioning, configuring, and scaling virtual servers, databases, and storage. The library enables the implementation of infrastructure-as-code through declarative templates and scripts, allowing for the deployment of identical resource stacks across multiple accounts and geographic regions. It also provides a framework for coordinating distributed workflows, serverless functions, and contain
This project is a comprehensive collection of tutorials and guided laboratories designed to teach containerization, networking, and security using Docker. It serves as a learning path for building portable images and executing isolated processes. The materials provide specific guides for managing container clusters and scaling services through Docker Swarm and overlay networks. It includes a security handbook for implementing image scanning and secret management, as well as laboratories dedicated to modernizing legacy applications by wrapping older software installers into containers. The co
Vagrant is a virtual machine environment manager and infrastructure as code tool used to create and configure consistent development environments. It acts as a virtual machine provisioner and hypervisor abstraction layer, allowing users to define machine specifications and automate software installation on guest systems via declarative configuration files. The project enables cross-hypervisor orchestration by decoupling the command interface from specific virtualization backends. It ensures environment consistency through the distribution of pre-configured machine images and the orchestration
FlagAI is a distributed deep learning framework and platform designed for the end-to-end lifecycle of large-scale foundation models. It provides a toolkit for training, fine-tuning, and deploying large language models and multi-modal systems across multi-node computing clusters. The project features hardware-agnostic compute abstractions to ensure consistent execution across different accelerators. It includes a dedicated library for parameter-efficient fine-tuning, allowing large neural networks to be adapted to specific tasks with minimal parameter updates and reduced computational overhead
Flashlight is a standalone C++ machine learning library and tensor library used for building and training neural networks. It functions as a comprehensive neural network framework and automatic differentiation engine, providing the tools to construct computation graphs and calculate gradients via backpropagation. The project serves as a distributed training framework, utilizing all-reduce operations to synchronize gradients and parameters across multiple compute nodes and devices. It distinguishes itself through deep integration of high-performance tensor manipulation, native device memory in
xmall is a distributed e-commerce platform based on a service-oriented architecture. It separates business logic into independent services that communicate over a network to ensure scalability and fault tolerance, utilizing a decoupled storefront interface for customer transactions. The platform employs a distributed architecture using Dubbo for service orchestration and Zookeeper for cluster coordination and service discovery. It integrates a specialized set of components including an asynchronous message broker for background tasks, an indexed search system for product catalogs, and a centr
Light Task Scheduler is a distributed job scheduling and workflow orchestration platform designed for managing background processing across scalable computing environments. It functions as a cluster management system that coordinates stateless nodes to execute recurring, cron-based, or one-time tasks with centralized control and high availability. The platform distinguishes itself through a leader-based coordination model that automatically elects a primary controller to manage task distribution and system state. It supports complex workflow dependencies, ensuring that prerequisite tasks comp
Storm is a distributed stream processing framework designed to execute unbounded computations across a cluster to process real-time data streams. It functions as a data pipeline orchestrator that allows users to define and deploy declarative data flow graphs connecting streaming sources to processing components. The system operates as a multi-tenant distributed compute engine that isolates workloads and limits resource usage across shared clusters using dedicated pools and access control. It is also a secure distributed processing engine that employs encrypted node communication and SSL-secur
ExHyperV is a suite of administrative tools designed for managing advanced Hyper-V configurations, specifically focusing on GPU partitioning, device passthrough, and virtual network switches. It provides a graphical interface to configure virtual machine resources and optimize hypervisor settings. The project is distinguished by its ability to share physical graphics card resources across multiple virtual machines using paravirtualization and partitioning. It also provides specialized utilities for assigning PCIe devices and USB peripherals directly to guest machines for exclusive access. Th