Open-source alternatives to Version Manager

fvm is a version manager and orchestrator for the Flutter and Dart software development kits. It enables the installation and management of multiple SDK versions on a single machine, allowing different projects to run on different versions simultaneously to avoid conflicts. The tool provides mechanisms for pinning specific SDK versions to projects via configuration files, ensuring that all collaborators and build environments use an identical toolset. It also supports the use of custom SDK forks hosted in external repositories instead of official channels. Beyond local development, it serves

vite-plus is a unified web development toolchain and command line interface designed to manage Vite builds, JavaScript runtimes, and package managers from a single entry point. It functions as a JavaScript runtime manager for installing and pinning language versions, a monorepo task orchestrator for dependency-aware script execution, and a project scaffolding engine for bootstrapping applications and libraries. The project distinguishes itself by consolidating a full development lifecycle into one tool, featuring a unified static analysis engine that performs type-checking, linting, and forma

Homebrew is a command-line package management tool designed to automate the installation, configuration, and maintenance of software on local development environments. It functions as a cross-platform software distributor, enabling users to install tools from pre-compiled binary archives or source code without requiring administrative privileges. By managing complex dependency trees and versioning, it ensures that software remains consistent and compatible across different system architectures. The project distinguishes itself through a declarative approach to system configuration, allowing u

Devenv is a Nix-based development environment manager that provides declarative definitions for reproducible shells and toolchains. It functions as a declarative task runner for executing dependency-aware pipelines and a service orchestration tool for supervising background processes. The project distinguishes itself by generating OCI container images directly from environment definitions without requiring a separate container engine. It also implements the Model Context Protocol to expose project context and package search to AI agents, and supports AI-assisted scaffolding to generate config

Applite is a graphical macOS application manager and GUI client for Homebrew Casks. It provides a visual interface for discovering, installing, and updating third-party software on macOS. The tool functions as a proxy-aware installer with built-in routing for HTTP, HTTPS, and SOCKS5 proxies to maintain connectivity in restricted network environments. The platform covers application discovery through a curated gallery and the general lifecycle management of desktop software, including installation and removal.

This project is a Ruby-based package definition repository that functions as a cross-platform package manager and software dependency resolver for macOS and Linux. It provides a centralized system for installing, updating, and managing software through a Git-based distribution model. The system distinguishes itself through a binary package distribution network that produces pre-compiled bottles to avoid local compilation from source. It utilizes a Ruby-based domain specific language to define installation recipes and employs a distributed version control architecture to synchronize these defi

Skim is a cross-platform interactive fuzzy finder that runs as a terminal application, a Rust library, a Vim and Neovim plugin, and a shell integration tool. It provides real-time filtering and selection from lists of items, supporting keyboard and mouse navigation, live preview panes, and multi-select functionality across Linux, macOS, and Windows. The tool distinguishes itself through a composable query expression tree that supports fuzzy, exact, inverse, prefix, suffix, and logical AND/OR operators, combined with a Smith-Waterman scoring engine that penalizes typos and gaps for natural rel

This project is a command line package manager and dependency management engine used for installing, updating, and removing software packages across different operating systems. It functions as a package recipe system and software repository administrator, utilizing declarative scripts to define software sources, build arguments, and installation steps. The system operates as a binary distribution platform that compiles source code into pre-compiled binaries and distributes them through remote repositories. It includes an automated version tracker that monitors upstream software releases and

Rye is a comprehensive Python toolchain manager, package manager, and virtual environment orchestrator. It provides a unified system for installing Python runtimes, resolving dependencies, and coordinating isolated environments across different projects. The project distinguishes itself through workspace management capabilities that coordinate dependencies and builds across multiple libraries within a single multi-package project structure. It further enables the global installation of Python tools into sandboxed environments, making them accessible system-wide without manual environment acti

Tinymist is a comprehensive suite of tools for Typst document authoring, serving as a language server, document compiler, and project manager. It provides a standardized language service via the Language Server Protocol to enable editor features such as autocompletion, navigation, and semantic highlighting. The project distinguishes itself by integrating a TCP-based live preview server for real-time visual rendering and an advanced static analysis tool that utilizes abstract syntax trees and bidirectional type checking. It also includes a project management system capable of handling multi-fi

chezmoi is a command-line utility designed to manage and synchronize system configuration files across multiple machines. It uses a local Git repository as the single source of truth, allowing users to track, version, and distribute dotfiles while maintaining a consistent state across diverse operating systems and hardware architectures. The project distinguishes itself through a declarative reconciliation model that computes the difference between the current filesystem and the desired state defined in the repository. It features a robust templating engine that processes configuration files

This project is a command-line utility designed to manage multiple runtime versions on a single machine. It enables developers to install, remove, and toggle between different versions to satisfy project-specific dependency requirements, ensuring that each environment remains isolated to prevent version conflicts or path overlaps. The tool functions by storing distinct runtime versions in separate, isolated directories and utilizing symbolic links to point to the currently active version. It orchestrates these file system operations through a unified command-line interface that modifies syste

This project is a network-accessible weather information service designed specifically for command-line environments. It delivers real-time meteorological data directly to terminal interfaces through simple HTTP requests, allowing users to retrieve weather reports without leaving their development environment or using a web browser. The service distinguishes itself through a stateless architecture that utilizes content negotiation to provide the optimal output format based on the client request. Whether a user requires plain text, ANSI-colored terminal output, structured JSON for programmatic

n is a command line version manager and binary manager for the Node.js runtime environment. It functions as a runtime environment switcher, allowing for the installation and management of multiple Node.js versions to maintain compatibility across different projects. The tool orchestrates the downloading and caching of Node.js binaries from official or custom distribution mirrors. It enables switching between installed versions via a command line interface or interactive menu, providing the ability to execute scripts using specific versions from a local cache without performing a full system i

This project is a command-line tool designed to manage multiple versions of programming language runtimes and development tools on a single machine. It provides a unified interface for installing and switching between different versions of software, ensuring that specific tool versions are consistently applied across various development environments. The system distinguishes itself through a modular, plugin-driven architecture that allows for the integration of new languages and tools via external scripts. It utilizes a shim-based execution mechanism that intercepts command calls, automatical

Scoop is a command-line package manager for Windows designed to automate the installation, configuration, and lifecycle management of software. It utilizes a manifest-driven architecture where applications are defined in structured text files, allowing for consistent and repeatable deployments. By leveraging shim-based path management and symlink-based version switching, it enables users to install and toggle between multiple software versions without cluttering the global system environment. The project distinguishes itself through its focus on portability and clean system integration. It su

Prelude is an Emacs distribution and configuration framework that provides a curated set of defaults and a modular architecture. It functions as a package management wrapper to install and pin stable versions of external extensions, ensuring a consistent and reproducible development environment. The project is distinguished by its modular configuration system, which allows users to customize editor capabilities by toggling specific feature modules via a central configuration file. It also includes an automated language server environment that installs and configures language-specific tools an

zplug is a plugin manager for the Zsh shell designed to install and organize community plugins, themes, and commands from remote repositories and local paths. It focuses on environment reproducibility through versioned configuration, allowing plugins to be pinned to specific git branches, tags, or commit hashes. The project optimizes shell startup speed by using a lazy loading system that defers the execution of plugins until they are explicitly required. To accelerate initial environment setup, it employs a parallel installer that downloads multiple extensions concurrently. The manager supp

govendor is a toolset for Go dependency management that enables the replication of external packages into a local directory to ensure reproducible builds without requiring active network access. It functions as a dependency vendor tool and version manager, fetching specific git revisions, tags, or branches of remote packages. The project includes a dependency auditor to identify missing, modified, or outdated packages compared to their remote sources. It also provides a license extraction utility that discovers and lists the legal licenses associated with project import paths and dependencies

Laptop is a macOS development environment bootstrapper and system configuration script. It functions as a development toolchain automator designed to install and configure the programming languages, databases, and utilities required for web and mobile development. The project automates workstation provisioning by deploying a curated suite of software dependencies through a sequential shell execution process. It integrates package management and version-manager orchestration to handle multiple programming language runtimes and library dependencies. The system supports environment customizatio

Whalebrew is a containerized package manager and alias manager that wraps Docker images as executable system commands. It functions as a container runtime orchestrator, mapping specific images to native-behaving binaries to allow users to run containerized applications without manual container engine strings. The system utilizes a wrapper utility to map host commands to image entrypoints. It provides tools for installing, updating, and removing these mappings, and includes a search mechanism to locate available images across configured registries. The tool manages the runtime environment by

Cake is a cross-platform build automation system and scripting framework that allows users to define software build pipelines using C# scripts. It functions as a CI/CD pipeline orchestrator and build runner, providing a strongly-typed domain-specific language to simplify the orchestration of compilation, testing, and packaging processes across Windows, Linux, and macOS. The system ensures reproducible build environments by pinning the versions of build tools, modules, and dependencies. It distinguishes itself by enabling a C# scripting workflow with full IDE support, including autocomplete, s

Corepack is a Node.js package manager orchestrator and deterministic tool installer. It manages and enforces specific versions of package managers to ensure consistent environments across different machines, developers, and continuous integration systems. The project uses executable wrapper shims to intercept commands, allowing it to automatically download and run the correct tool version based on project configuration. It provides an offline binary provisioner that prepares package manager binaries into tarball archives for deployment in air-gapped environments. The system handles semantic

Volta is a cross-platform toolchain orchestrator and JavaScript toolchain manager. It functions as a version manager for Node.js and related package managers, allowing for the installation and coordination of multiple runtimes across a system. The project operates as a project-based version switcher, automatically detecting and switching to the required tool versions based on the current directory. This ensures environment consistency across different developer machines by resolving versions through project configuration.

pyenv is a Python version manager and runtime orchestrator that allows for the installation and switching of multiple Python versions on a single machine without affecting the system installation. It functions as a shell-based version controller that manages binaries through shims to redirect executable calls to specific versions. The tool is a plugin-extensible system, allowing users to add custom subcommands and logic via shell script plugins. This architecture enables the extension of the command line interface through a dedicated plugins directory. It provides capabilities for side-by-si

rtv is a terminal user interface social media browser and Reddit terminal client. It functions as a command-line interface for browsing, searching, and interacting with Reddit content, allowing users to manage accounts and view social feeds without a web browser. The application integrates with external system tools for content composition, launching configured text editors to create and modify long-form posts and comments. It handles media and external links by delegating them to system-level shell commands and handlers based on MIME types. Capabilities include account and inbox management

gh-dash is a terminal user interface (TUI) dashboard and API client for monitoring and managing GitHub pull requests, issues, and notifications. It serves as a repository manager and git workflow tool, allowing users to track project activity and execute development lifecycle tasks directly from the command line. The project distinguishes itself through a highly configurable layout and keybinding system. It uses custom filter templates to define specific subsets of activity and allows users to associate remote repositories with local filesystem directories to automate branch checkouts. The t