Open-source alternatives to Uncloud

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

Talos is a minimal, immutable Linux distribution designed specifically for deploying and managing Kubernetes clusters. It functions as an API-driven infrastructure manager that replaces traditional shell access with a declarative gRPC interface to control operating system state and configuration. The system is distinguished by its use of a read-only root filesystem and a security-hardened kernel, which removes standard GNU utilities to reduce the attack surface. It ensures environment consistency by distributing the operating system as versioned, signed images and utilizes TPM-backed verified

AWS Copilot is a command line interface for deploying and managing containerized applications and services on AWS. It serves as a container deployment tool, infrastructure orchestrator, and job runner, enabling the release of production-ready workloads through a simplified set of commands. The tool distinguishes itself by automating the entire application lifecycle, from initializing directory structures and manifests to managing continuous delivery pipelines with Git integration. It utilizes a manifest-based approach to generate and customize cloud infrastructure templates, allowing for the

This project is a comprehensive educational resource and curriculum focused on site reliability engineering, distributed systems, and infrastructure operations. It provides technical guides, a systems engineering course, and instructional manuals designed to teach the principles of managing large-scale computing environments. The curriculum covers high-level architectural design for scalability and resilience, including fault-tolerant infrastructure, high-availability patterns, and microservices decomposition. It emphasizes the practical application of site reliability engineering through the

Runtipi is a home server dashboard and orchestration tool designed for deploying and managing containerized applications. It provides a web-based interface for discovering and installing software from a curated app store, utilizing a Docker Compose orchestrator to handle the deployment of self-hosted services. The system integrates a reverse proxy and SSL manager to route external traffic to internal containers, automating HTTPS certificate renewal and domain assignment. It also features a built-in backup and update manager that uses cron-based scheduling to perform automatic security patchin

CapRover is a self-hosted platform-as-a-service that provides a centralized dashboard for managing containerized applications and databases. It functions as a container orchestration platform, simplifying the deployment, scaling, and networking of services across server environments. By leveraging a reverse-proxy-based architecture, the platform handles domain mapping, traffic routing, and automated SSL certificate lifecycle management to ensure secure, encrypted access for hosted web services. The platform distinguishes itself through its integrated automation capabilities, which include aut

dockerlabs is a collection of educational labs and technical tutorials designed to teach the fundamentals of containerization and microservice architecture. It provides instructional material and hands-on exercises covering image optimization, security training, infrastructure setup, and cluster orchestration. The project features specific courses and guides focused on reducing image size through multi-stage builds, securing workloads via vulnerability scanning and encrypted networks, and deploying multi-node clusters with high availability using Swarm orchestration. The materials cover a br

Karmada is a Kubernetes multi-cluster orchestrator and multi-cloud cluster manager designed to deploy and manage cloud-native applications across multiple clusters and cloud providers. It serves as a centralized control plane that functions as a resource propagator and workload scheduler, coordinating resources across public clouds, on-premises data centers, and edge locations. The project distinguishes itself through a policy-based engine that distributes applications using affinity, topology constraints, and resource quotas. It provides specific capabilities for multi-region disaster recove

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

Spug is a web-based agentless SSH management platform used for executing remote commands and managing servers without requiring the installation of agent software on target machines. It serves as a centralized operations suite that integrates remote command execution, task scheduling, configuration management, health monitoring, and application deployment. The platform differentiates itself through a browser-based SSH terminal and jump box, providing direct interactive shell access to remote hosts without a local client. It also features a remote file manager for bidirectional file transfers

NetBird is a zero-trust networking platform that builds secure, encrypted peer-to-peer overlay networks using the WireGuard protocol. It functions as a software-defined perimeter, connecting distributed infrastructure across cloud environments and physical locations while hiding network resources from the public internet. By integrating with external identity providers, the platform enforces granular access control and identity-based segmentation for every user and device. The platform distinguishes itself through extensive automation and programmatic management capabilities. It provides a ce

kops is a Kubernetes cluster provisioner and lifecycle manager designed to automate the creation, maintenance, and destruction of production-grade clusters on cloud infrastructure. It functions as a declarative infrastructure manager, synchronizing the live state of a cluster with versioned manifests stored in remote object storage to ensure idempotent operations. The project distinguishes itself by offering comprehensive automation for the entire cluster lifecycle, including high-availability control plane deployment, incremental rolling updates, and automated version upgrades. It also serve

Score is a platform-agnostic workload specification standard that defines containerized application deployments and their resource dependencies in a declarative YAML format. It provides a developer-centric specification that separates environment-agnostic workload definitions from environment-specific configuration, enabling consistent deployment across development, testing, and production environments. The specification framework translates a single workload definition into deployable manifests for multiple container orchestration platforms, including Docker Compose and Kubernetes. It includ

Reticulum is a decentralized networking stack that enables encrypted, peer-to-peer communication over diverse physical mediums without relying on central infrastructure or IP protocols. It uses self-sovereign cryptographic identities for routing and authentication, replacing traditional IP addresses with collision-free globally unique addresses that require no central coordination. Every packet is encrypted by default using ephemeral key exchanges with forward secrecy, and unencrypted traffic is dropped as invalid. The stack unifies heterogeneous transport mediums—including LoRa radio, packet

Nebula is a scalable, decentralized overlay networking tool designed to create secure, encrypted peer-to-peer connections between distributed hosts. By utilizing a certificate-based identity authority, it enables the construction of private communication fabrics across disparate physical infrastructures, such as multiple cloud providers or on-premises data centers, without requiring central authentication servers. The project distinguishes itself through a zero-trust architecture that enforces granular, policy-driven firewall filtering based on certificate-derived group memberships. It facili

Tailscale is a zero-trust networking overlay that connects distributed devices and services into a private, encrypted mesh network. By utilizing a high-performance, user-space implementation of the WireGuard protocol, it establishes secure peer-to-peer tunnels across diverse network topologies without requiring complex firewall configuration. The platform operates on a centralized control plane that manages global network state, authentication, and policy distribution, ensuring that connectivity is governed by identity rather than traditional IP-based rules. What distinguishes Tailscale is it

EasyTier is a decentralized peer-to-peer virtual private network and mesh networking tool. It functions as a layer 3 network overlay that establishes secure tunnels between devices without requiring a centralized server or coordinator. It also serves as a WireGuard-compatible VPN, capable of acting as a server for standard WireGuard clients. The project distinguishes itself through multipath latency-based routing and the use of KCP or QUIC proxies to mitigate packet loss and stabilize connections in high-loss environments. It provides a virtual networking manager featuring a web management co

k3s-ansible is a set of playbooks and tools for automating the deployment, orchestration, and lifecycle management of lightweight Kubernetes clusters. It functions as a provisioning tool that installs and configures these environments across multiple Linux nodes using a declarative approach. The project provides specialized support for high-availability configurations using either embedded etcd or external datastores. It also includes mechanisms for air-gapped installations, allowing the distribution of binaries and container images from a local directory to nodes without internet access. Th

Mina is a Git-based remote deployer and SSH deployment automation tool designed to manage application releases. It functions as a symlink-based release manager that clones source code from Git repositories directly onto servers and is specifically designed to handle Ruby project deployment and environment configuration. The system automates server updates by generating a single bash script locally and executing it over a single SSH session. This approach enables zero-downtime deployments by using timestamped release directories and updating a symbolic link to switch between active and previou

Sidekick is a command-line tool that provisions bare VPS servers, transfers Docker images, manages secrets, and orchestrates zero-downtime deployments across single or multiple server instances. It handles the full deployment pipeline from a local machine, building container images locally and transferring them directly to the server without requiring a remote container registry. The tool distinguishes itself through an integrated approach to security and automation. It encrypts environment variables locally using SOPS and Age keys, then decrypts them on the server at deploy time for runtime

Deployer is a PHP deployment tool and SSH-based deployment automator used to push applications to remote servers and automate the provisioning of hosting environments. It functions as a zero-downtime deployment manager that utilizes symbolic links to switch between application versions, ensuring continuous site availability. The system employs pre-defined deployment recipes tailored to the specific requirements of popular PHP web frameworks. This framework-specific automation allows for the execution of task sequences designed for particular software environments. The tool covers remote serv

BunkerWeb is a containerized suite of infrastructure tools that functions as a cloud-native web application firewall and Nginx reverse proxy. It provides a security layer for web applications, combining traffic routing with automated SSL certificate management and a web-based security dashboard for monitoring and configuration. The project distinguishes itself through its deep integration with container orchestrators, serving as a Kubernetes ingress controller that automates security settings and service discovery via container labels. It features a plugin-based extension model and a manageme

This project is a web-based management interface designed for the administration, monitoring, and configuration of Nginx server instances. It functions as a centralized platform for managing reverse proxy settings, traffic routing, and server lifecycles, providing a visual dashboard to replace manual configuration file editing. The platform distinguishes itself through integrated infrastructure automation and observability tools. It supports distributed environments by synchronizing configuration states across multiple nodes and containerized services, while offering artificial intelligence a

This project is a comprehensive reference guide and cheat sheet for the Docker CLI. It provides a structured collection of commands and documentation to help users manage container lifecycles, build images, and handle registries. The documentation specifically covers the orchestration of multi-container applications using Docker Compose and the management of scalable services across multiple nodes via Docker Swarm. It also includes detailed guides for configuring virtual networks, bridges, and ports to control container communication. The reference surface extends to container image administ

caddy-docker-proxy is a dynamic HTTP reverse proxy and Docker network ingress controller that automatically generates routing configurations by reading labels from Docker containers. It serves as a service discovery tool that detects container IP addresses in real time to route incoming web traffic to the correct backend targets. The project functions as a distributed proxy orchestrator, capable of pushing generated configurations from a central controller to multiple remote server instances to scale request handling. It automates the issuance and renewal of TLS security certificates for prox

This project is an infrastructure as code framework and library of reusable playbooks designed for server configuration and DevOps workflow automation. It provides a Linux server configuration suite and specialized tools for provisioning multi-node Kubernetes clusters to support containerized applications. The library enables the automation of infrastructure tasks and the orchestration of multi-server workflows. It includes specific logic for deploying containerized workloads and managing application environments across different hosting platforms. The codebase covers broad capability areas

Ziti is a zero-trust network overlay and identity-based mesh network. It provides a software-defined perimeter that replaces traditional IP-based routing and VPNs by mapping network services to cryptographically verified identities, effectively cloaking applications from the public internet. The project distinguishes itself through an outbound-only connection model that eliminates open listening ports and a Zero Trust SDK that allows developers to embed encryption and identity-based access control directly into application source code. It also provides transparent tunneling proxies to extend