Open-source alternatives to Macvim

Kakoune is a scriptable, modal text editor for the terminal that employs a client-server architecture. This model allows multiple terminal windows to connect to a single editing session, providing a programmable environment for managing source code and text. The editor is distinguished by its selection-first logic, where a text region must be predefined before a command is applied. It leverages regular expressions to manage multiple cursors and perform bulk edits across complex text patterns, and it integrates deeply with the shell by piping selections through external programs and filters.

vim.js is a professional modal text editor implementation designed for integration into web browsers and JavaScript-based applications. It emulates a Vim environment by providing modal editing workflows, keyboard shortcuts, and a state-machine-based input handler to toggle between command and insertion modes. The project enables the embedding of a full-featured text editor into host applications. It facilitates browser-based development by replicating the logic and memory management of a native text editor using JavaScript objects and functions. The editor includes capabilities for syntax hi

Vim is a keyboard-driven text editor designed for the high-speed manipulation of source code and plain text files. It utilizes a modal interface that interprets keystrokes as either text insertion or complex navigation and editing commands. Built on a portable C core, the software maintains a consistent experience across diverse operating systems and terminal emulators through an abstraction layer that manages text in memory-mapped buffers. The editor functions as a highly modular platform that supports extensive customization through a built-in scripting engine and a plugin-based architectur

Oni2 is a high-performance, extensible text editor and project-based file manager. It functions as a modal code editor, utilizing a keyboard grammar of verbs and motions to navigate and modify source code without a mouse. It also serves as an LSP client, integrating Language Server Protocol servers to provide code completion, symbol navigation, and refactoring. The editor distinguishes itself by acting as a VSCode extension host, allowing it to load and execute language servers and debuggers from the VSCode ecosystem. It provides a programmable environment where custom functionality is implem

VsVim is a Visual Studio extension and modal text editor plugin that emulates Vim keyboard shortcuts and navigation commands within the Visual Studio integrated development environment. It functions as a Vim emulator, allowing users to navigate and edit code via a specialized command-based system. The project enables modal editing by separating command mode from insert mode. This system implements Vim keyboard emulation to facilitate text manipulation and navigation without the use of a mouse.

Oni is a modal code editor and integrated development environment that uses Neovim as its core editing engine. It combines the text manipulation and modal interaction model of Neovim with the capabilities of a full IDE, including a Language Server Protocol implementation for code intelligence, automatic completion, and error highlighting. The editor is distinguished by its integrated web rendering, allowing users to view documentation, browse the web, and render live previews of code and unit tests directly within the interface. It also utilizes TextMate grammars for syntax highlighting. The

Markor is an Android text editor that handles Markdown, todo.txt, and plain text files, functioning as a note-taking and task management tool. It operates directly on the device's filesystem, storing content as plain files without a proprietary database, and integrates with third-party sync tools like Syncthing for cross-device file synchronization. The editor provides syntax highlighting for multiple formats, a live preview that converts markup to HTML in real-time, and the ability to export documents as HTML or PDF. It also includes a file browser with a user-selectable root folder and supp

CotEditor is a native macOS plain text editor designed for lightweight file modification and developer use. It is a desktop application built specifically for the macOS operating system to ensure high performance and system integration. The project functions as a text encoding manager, providing the ability to process and convert a wide range of plain text formats and legacy character encodings to prevent corruption and display errors. Its capabilities cover plain text editing, lightweight code editing for scripts and configuration files, and general macOS text processing.

Vim-galore is a comprehensive technical reference and curated guide for mastering the Vim text editor. It serves as a central resource for users seeking to understand the philosophy, command structure, and advanced customization capabilities required to operate professional-grade modal text editors effectively. The project distinguishes itself by providing a deep dive into efficient editing workflows, plugin management, and automation strategies within a terminal-based environment. It covers the full spectrum of editor mastery, from fundamental modal navigation and text manipulation to comple

react-ace is a React component wrapper for the Ace code editor, designed to embed feature-rich text editing and syntax highlighting into web applications. It provides a browser-based editor that applies language-specific coloring and formatting rules to source code and markup files. The project distinguishes itself through support for specialized keyboard interaction modes, including Vim and Emacs, as well as a side-by-side diff viewer for comparing different file versions. It also functions as a tool for code snippets and live autocompletions to accelerate text entry. The component covers a

VNote is a native C++ desktop application designed as a Markdown note-taking platform and digital knowledge base. It provides a high-performance environment for organizing, editing, and structuring information using a Markdown-based content model. The application distinguishes itself with a Vi-style input mode for text navigation and a system of priority-based event hooks for extensibility. It further supports customization through CSS-based theme styling and global hotkey mapping. Broad capabilities include personal knowledge management via full-text and tag search, digital mind mapping, an

Sakura is a native desktop text editor built directly on the Win32 API for the Windows operating system, with specialized support for Japanese character sets and encodings. It provides a dedicated environment for writing and modifying software source code and text files. The application renders text directly onto native window handles and utilizes window subclassing for custom keyboard input behavior and text selection. It handles massive log and data files efficiently by mapping large text streams directly into virtual memory segments. Additionally, it parses programming code against regular

VimTeX is an integrated development environment for authoring and compiling LaTeX documents within Vim and Neovim. It functions as a comprehensive suite for technical document authoring, combining the roles of a syntax highlighter, document navigator, and autocompletion engine. The plugin distinguishes itself through a coordinated workflow that manages asynchronous compilation and bidirectional synchronization with external PDF viewers. This allows users to jump between specific source locations and their rendered pages while maintaining a responsive editor interface during document productio

CodeMirror is a browser-based code editor framework and modular extension system used to embed full-featured text editors into web pages. It functions as a syntax tree parsing engine and a language server protocol client, enabling structural language analysis and deep integration with external programming language services. The project is distinguished by its modular architecture, which uses a system of extensions and compartments for dynamic reconfiguration at runtime. It supports real-time collaborative editing and state synchronization through an operational transformation framework, allow

Zig is a low-level systems programming language designed for writing high-performance software that interacts directly with hardware. It focuses on the transformation of source code into machine binaries for the execution of low-level operations. The project is distinguished by its native support for cross-compilation, allowing binaries for various operating systems and CPU architectures to be built from a single host. It provides direct interoperability with the C language, enabling the import of headers and function calls without a foreign function interface. The language utilizes manual m

c3c is the compiler for the C3 programming language, transforming source code into executable binaries, static libraries, or dynamic libraries using an LLVM backend. It implements a system based on result-based error handling, scoped memory pooling, and a semantic macro system. The compiler provides first-class support for hardware-backed SIMD vectors that map directly to processor instructions and enables runtime polymorphism through interface-based dynamic dispatch. The project covers a broad set of low-level capabilities, including manual and pooled memory management, inline assembly inte

embedded-notes is a collection of technical study guides and development notes focused on embedded Linux, Linux kernel internals, and C programming. It serves as a reference for embedded systems development and a preparation resource for technical interviews in the field. The project provides detailed documentation on writing device drivers, managing virtual memory, and understanding kernel internals. It also includes guides on IoT network protocols, such as MQTT and TCP/IP, and outlines the architectural details of chip architectures and hardware peripherals. The material covers a broad sur

zsh-vi-mode is a modal command line editor and Zsh shell extension that provides Vi and Vim keybindings for terminal navigation and text manipulation. It functions as a plugin that implements a modal state machine to switch between command navigation and text insertion. The extension includes advanced text editing capabilities such as keyword cycling for values, surround management for quotes and brackets, and the ability to hand off the command line buffer to an external text editor for complex modifications. It also provides system integration for synchronizing the shell clipboard with the

Lime is a multi-platform text editor designed for code and prose that supports simultaneous multi-point insertion for modifying text in several locations at once. It is a Python-scriptable environment that renders across desktop windows, web browsers, and terminal emulators. The editor is designed to be API-compatible with Sublime Text, enabling the execution of its plugins and the import of its configuration files, keybindings, and themes. This compatibility allows users to reuse third-party extensions and maintain a consistent experience when migrating from that environment. The project pr

vim-javascript is a syntax plugin for the Vim text editor that provides a collection of syntax highlighting, indentation rules, and code folding definitions specifically for JavaScript files. It functions as a set of implementation modules that extend the editor's native capabilities to improve the readability and structural management of the language. The project features a display layer customizer that utilizes character concealment to replace specific keywords and sequences with shorthand symbols. This reduces visual noise and increases code density without altering the actual content of t

PostgresApp is a native macOS application that provides a graphical interface for installing and managing PostgreSQL database servers locally. It serves as a local server manager, allowing users to start, stop, and configure database server states without using the command line. The application supports running multiple different versions of the database server simultaneously on a single machine, enabling multi-version compatibility testing and migrations through isolated environments. It also includes a bundle of pre-installed extensions for geospatial processing and vector search, removing

Walk is a comprehensive framework for building native Windows desktop applications. It functions as a GUI library and Windows API wrapper, providing a toolkit of native widgets and a declarative layout system for developing high-performance user interfaces. The project is distinguished by its data-binding framework, which uses reflection and string-based property paths to synchronize data sources with interface widgets. It also provides specialized support for high-DPI interface scaling and an optimized native message loop to reduce runtime overhead. The toolkit covers a wide range of capabi

Helix is a terminal-based modal text editor designed for efficient code manipulation and navigation. It centers on a selection-first editing model, where operations are performed on active ranges rather than individual cursor positions, allowing for precise control over text and code structures. The editor distinguishes itself through deep integration with structural parsing and language intelligence. By utilizing an incremental parsing library, it builds concrete syntax trees that enable advanced features like structural code navigation, intelligent indentation, and syntax-aware text object

This project is a collection of environment configuration files, known as dotfiles, designed to standardize a development setup. It provides specific configuration sets for the Neovim modal editor, a tiling window manager, the Tmux terminal multiplexer, and the Zsh shell. The repository includes a curated Unix command line toolset featuring modern utility alternatives and fuzzy finding tools for file navigation. It also contains a suite of settings for managing terminal sessions, window layouts, and custom keybindings to streamline development workflows. The configuration surface covers visu

skhd is a keyboard shortcut manager and hotkey daemon for macOS. It functions as an input remapper that maps custom keyboard shortcuts to shell commands and system actions via a plain text configuration file. The utility supports modal keyboard workflows, allowing groups of shortcuts to activate only when the system is in a specific operational mode. It also enables application-specific hotkeys and application blacklisting, ensuring shortcuts only trigger based on which application is currently in focus. Additional capabilities include the remapping of hardware media keys and the synthesis o

RedditOS is a native macOS social media application and Reddit API wrapper. It serves as a desktop client for browsing and interacting with Reddit community discussions and social feeds. The project is implemented as a SwiftUI Reddit client, utilizing a declarative framework to render social media content specifically for the macOS operating system. The application provides capabilities for Reddit content consumption, social media thread management, and general desktop browsing of community discussions.

Amp is a modal text editor for the command line. It provides a terminal-based interface for editing text and developing software, utilizing a modal interaction model that separates text entry from navigation and command execution. The editor integrates Git version control to record code changes directly within the interface. It also functions as a navigation tool, featuring a fuzzy file finder for approximate string matching and a symbol navigation tool for jumping to specific definitions and declarations within local source files. The system includes rule-based syntax highlighting to distin