Ross ROSS = Recommend OSS · open-source software intelligence for agents

Open-source editor-plugin software

959 open-source libraries, tools and applications tagged editor-plugin, ranked by how closely editor-plugin is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.

959 products, primary matches first, then adoption-weighted; health v2 shown.

ProductHealth v2StarsMaturity
vim-test/vim-test
A Vim/Neovim plugin that wraps many test runners so you can run tests at different granularities (file, nearest test, suite) directly from …
903164active
mrcjkb/rustaceanvim
rustaceanvim is a Neovim plugin that enhances Rust development with rust-analyzer-specific features beyond the built-in LSP client. It is a…
933151active
coder/claudecode.nvim
A Neovim plugin that integrates Anthropic's Claude Code AI coding assistant into Neovim via a pure Lua WebSocket MCP implementation. It rev…
603115active
neotest
Neotest is an extensible framework for interacting with tests inside NeoVim, providing test running, result display, diagnostics, and summa…
913114active
willcrichton/flowistry
Flowistry is a Rust IDE plugin (VS Code extension plus rustc plugin) that performs modular information flow analysis to determine which cod…
573074active
dotnet/vscode-csharp
The official C# extension for Visual Studio Code, providing rich language support via a Language Server Protocol server powered by Roslyn a…
943072active
Key Promoter X
Key Promoter X is an IntelliJ-based IDE plugin that teaches keyboard shortcuts by showing them whenever you perform an action with the mous…
833069active
vanzan01/cursor-memory-bank
A documentation-driven framework for the Cursor editor that provides persistent memory and a structured development workflow through six co…
573060active
alibaba/pont
Pont (French for 'bridge') is a data service layer solution that converts API documentation platforms like Swagger into metadata, then gene…
233016active
material-extensions/vscode-material-icon-theme
A Visual Studio Code extension that applies Material Design icons to files and folders in the editor's file explorer. It offers customizabl…
952982active
mitsuhiko/insta
Insta is a snapshot (approval) testing library for Rust that asserts values against managed reference snapshots. It includes a companion ca…
982971stable
kevinhwang91/nvim-ufo
A Neovim plugin that modernizes code folding with high performance, using LSP FoldingRange for accurate folds and offering fold peeking and…
472962active
tpope/vim-abolish
A Vim plugin by Tim Pope that works with variants of a word at once, combining three features: smart abbreviations, case-aware substitution…
322961stable
joaotavora/yasnippet
YASnippet is a template system for Emacs that expands abbreviations into code snippets with placeholder fields. It supports a TextMate-like…
402958stable
sdras/night-owl-vscode-theme
Night Owl is a Visual Studio Code color theme fine-tuned for nighttime coding, with a companion Light Owl theme for daytime use. Color choi…
322956stable
cweijan/vscode-database-client
A Visual Studio Code extension that acts as an all-in-one database client for MySQL/MariaDB, PostgreSQL, SQLite, Redis, ClickHouse, DM, and…
582917active
starcwang/easy_javadoc
Easy Javadoc is an IntelliJ IDEA plugin that automatically generates Javadoc and KDoc documentation comments for Java and Kotlin classes, m…
722914active
jest-community/vscode-jest
A VS Code extension that integrates Jest testing directly into the editor, providing TestExplorer integration, watch mode, coverage display…
552889active
nvimdev/dashboard-nvim
A fast, low-memory start screen (dashboard) plugin for Neovim written in Lua, offering themes like 'hyper' and 'doom' with configurable hea…
632870active
songguoxs/seedance-prompt-skill
A Claude Code custom skill that turns Claude into an AI video prompt engineer for ByteDance's Seedance 2.0 video generation platform. It co…
422849active
dominikmartn/nothing-design-skill
A Claude Code skill that packages the Nothing design language (monochrome, typographic, industrial) into reusable design rules and token re…
452814active
microsoft/TemplateStudio
Template Studio is a suite of Visual Studio 2022 extensions that accelerates creation of new WinUI 3, WPF, and UWP apps through a wizard-ba…
232813active
nvim-treesitter/nvim-treesitter-textobjects
A Neovim plugin that provides syntax-aware text objects using tree-sitter queries, supporting select, move, swap, and peek operations on co…
742812active
folke/sidekick.nvim
A Neovim plugin that integrates Copilot LSP's Next Edit Suggestions with an embedded terminal for AI CLI tools like Claude Code, Gemini CLI…
712788active
mfussenegger/nvim-lint
An asynchronous linter plugin for Neovim (>= 0.9.5) that spawns external linters, parses their output, and reports results via vim.diagnost…
732787active
wincent/command-t
Command-T is a Neovim plugin providing extremely fast fuzzy matching for opening files, buffers, tags, help, and commands with minimal keys…
942783active
yy0931/sqlite3-editor
A VSCode extension that provides a custom editor for SQLite3 database files, allowing spreadsheet-like viewing and editing of data and sche…
672781active
rafamadriz/friendly-snippets
A community-driven collection of preconfigured code snippets for many programming languages, packaged in VS Code snippet format. It is desi…
752777stable
vim-syntastic/syntastic
Syntastic is a Vim plugin that runs external syntax checkers and linters on files and displays errors in the location list. It is now depre…
1011212maintenance
manifold-systems/manifold
Manifold is a Java compiler plugin that extends the Java language at compile time with features like extension methods, properties, operato…
772766active
instant-markdown
A Vim plugin that opens a browser window showing a real-time compiled preview of the markdown file currently being edited in Vim, closing w…
712752active
microsoft/vscode-react-native
A Visual Studio Code extension by Microsoft that provides a development environment for React Native and Expo projects. It enables debuggin…
902733active
romgrk/barbar.nvim
barbar.nvim is a tabline plugin for Neovim that renders editor-style tabs for buffers with reordering, auto-sizing, icons, and highlighting…
582729active
ivan-lednev/obsidian-day-planner
An Obsidian community plugin that adds editable day-planning calendar views, timelines, and basic time tracking to your vault. It integrate…
952727active
mhinz/vim-signify
A Vim/Neovim plugin that displays added, modified, and removed lines in the sign column for files managed by a version control system. It s…
612727stable
nvim-tree/nvim-web-devicons
A Lua Neovim plugin that provides Nerd Font icons (glyphs) for file types and filenames, with colors and light/dark variants. It is a Lua f…
752721active
tpope/vim-repeat
A small Vim plugin that remaps the '.' repeat command so that plugin-provided mappings can be repeated as a whole. It exposes a simple repe…
322717stable
xasset/xasset
xasset is a professional Unity build tool for asset bundling, loading, splitting, encryption, and play-while-downloading (hot update) workf…
322697active
nicepkg/aide
Aide is a VSCode extension that brings AI-assisted coding features such as one-click code commenting, language/framework conversion, UI scr…
202686active
bestK/cursor-fake-machine
A VS Code/Cursor editor extension that fakes or resets the machine ID used by the Cursor editor for device identification. It is distribute…
102685active
alefragnani/vscode-project-manager
Project Manager is a Visual Studio Code extension that lets you save folders and workspaces as named favorite projects and auto-detect Git,…
672678active
ray-x/go.nvim
A feature-rich Neovim plugin for Go development, written in Lua, integrating gopls LSP, treesitter, DAP debugging, and AI assistance. It co…
762661active
godlygeek/tabular
A Vim plugin for filtering and aligning text, letting users line up text based on patterns with a simple command interface. It aims to make…
322656stable
sainnhe/gruvbox-material
Gruvbox Material is a modified version of the Gruvbox color scheme for Vim with softer contrast and three palettes (material, mix, original…
632649stable
wellle/targets.vim
A Vim/Neovim plugin that adds many additional text objects (pairs, quotes, separators, arguments) for more powerful operator commands. It a…
322642stable
Visual Studio Code
A VS Code extension by Microsoft/GitHub that lets developers review and manage GitHub pull requests and issues directly inside the editor. …
942631active
alibaba/kiwi
Kiwi is an end-to-end internationalization (i18n) solution from Alibaba, comprising kiwi-intl (a framework-agnostic runtime library), kiwi-…
682625active
ellisonleao/gruvbox.nvim
gruvbox.nvim is a Lua port of the popular gruvbox colorscheme for Neovim, with treesitter and LSP semantic highlight support. It offers ext…
542619active
sollyu/AndroidStudioChineseLanguagePack
A Chinese language pack plugin for Android Studio, adapted from the official JetBrains IDEA Chinese localization plugin. It translates the …
912608active
j-hui/fidget.nvim
Fidget.nvim is a Neovim plugin that provides an extensible, unobtrusive UI for displaying notifications and LSP progress messages in a corn…
862602active
Malloy
Malloy is an open-source semantic modeling and query language that compiles to SQL and runs on existing database engines like BigQuery, Sno…
952599active
Python LSP Server
A Python 3.9+ implementation of the Language Server Protocol, maintained by the Spyder IDE team as a community fork of python-language-serv…
732599active
joaotavora/eglot
Eglot is an Emacs client for Language Server Protocol (LSP) servers, providing IDE-like features such as completion, diagnostics, and go-to…
732567stable
microsoft/PTVS
Python Tools for Visual Studio (PTVS) is Microsoft's Python support extension for Visual Studio, providing IntelliSense, debugging, profili…
672566active
estruyf/vscode-front-matter
Front Matter is a headless CMS implemented as a Visual Studio Code extension, letting users create, edit, preview, and manage Markdown cont…
952547active
Flycheck
Flycheck is a modern on-the-fly syntax checking extension for GNU Emacs that runs linters and LSP diagnostics as you edit. It supports many…
932535active
community-archive/obsidian-style-settings
An Obsidian plugin that provides a dynamic settings UI for adjusting CSS variables defined by themes, plugins, and CSS snippets. Theme and …
612527active
artisticat1/obsidian-latex-suite
An Obsidian plugin that makes typesetting LaTeX math as fast as handwriting through configurable snippets, text expansion, and editor enhan…
982523active
RyotaUshio/obsidian-pdf-plus
PDF++ is an Obsidian.md community plugin that upgrades Obsidian's built-in PDF viewer into a full annotation and viewing tool. It lets user…
432479active
RRethy/vim-illuminate
A (Neo)Vim plugin that automatically highlights other uses of the word under the cursor using LSP, Tree-sitter, or regex matching. It inclu…
732468stable
junegunn/limelight.vim
A Vim plugin that provides hyperfocus writing by dimming all text except the current paragraph, like a spotlight on the page. It pairs well…
612452stable
find-sec-bugs/find-sec-bugs
Find Security Bugs is a SpotBugs plugin that performs static security analysis of Java bytecode, detecting 144 vulnerability patterns inclu…
522450active
mandiant/flare-ida
A collection of IDA Pro plugins and IDAPython scripts from Mandiant's FLARE team for reverse engineering and malware analysis. It includes …
102450active
eclipse-jdtls/eclipse.jdt.ls
Eclipse JDT Language Server is a Java implementation of the Language Server Protocol built on Eclipse JDT, LSP4J, M2Eclipse, and Buildship.…
672449active
formulahendry/vscode-code-runner
A Visual Studio Code extension that runs code snippets or code files for dozens of languages directly in the editor. It supports running th…
232440stable
tokyo-night/tokyo-night-vscode-theme
Tokyo Night is a Visual Studio Code color theme inspired by the lights of Downtown Tokyo at night, offering dark, storm, and light variants…
322417active
nvim-pack/nvim-spectre
nvim-spectre is a Neovim plugin providing a search-and-replace panel for project-wide text editing. It uses ripgrep for finding matches and…
392413active
goolord/alpha-nvim
alpha-nvim is a fast, fully programmable start screen (greeter) plugin for Neovim written in Lua. It provides customizable themes similar t…
732406stable
fatih/gomodifytags
gomodifytags is a Go command-line tool for modifying, adding, or removing struct field tags in Go source files. It is designed to be integr…
272397stable
Iceberg color scheme
Iceberg is a well-designed bluish dark color scheme for Vim and Neovim, with light background support and 256-color terminal compatibility.…
612388stable
microsoft/live-share
Visual Studio Live Share is Microsoft's real-time collaborative development service that lets developers share codebases and edit together …
712387active
ray-x/lsp_signature.nvim
A Neovim plugin that displays LSP function signature hints in a floating window or virtual text as you type. It complements completion plug…
652365active
daylerees/colour-schemes
A collection of colour schemes for many popular text editors and syntax highlighters, created by Dayle Rees. Themes are generated from a sh…
329280maintenance
stevearc/aerial.nvim
aerial.nvim is a Neovim plugin that displays a code outline window for skimming and quick navigation within files. It builds symbol outline…
782343active
ludovicchabant/vim-gutentags
A Vim plugin that automatically manages ctags tag files, regenerating them in the background as you edit and save files. It detects project…
322342stable
QoderAI/better-harness
Better Harness is an open-source Harness Engineering platform for coding agents that lets you define harnesses as code, run controlled expe…
642333active
Metals
Metals is a Scala language server implementing the Language Server Protocol to bring rich IDE features to any supported text editor. It pro…
922332active
copilot-emacs/copilot.el
An unofficial Emacs plugin for GitHub Copilot that provides inline ghost-text completions, a chat interface, and Next Edit Suggestions. It …
992330active
Feel-ix-343/markdown-oxide
Markdown Oxide is a Language Server Protocol implementation for Markdown, written in Rust, focused on personal knowledge management (PKM) w…
922320active
tim-koehler/Helm-Intellisense
A Visual Studio Code extension that provides IntelliSense for Helm templates by reading and evaluating the chart's values.yaml. It offers a…
572313active
clangd
clangd is a language server that provides C/C++ IDE features such as code completion, diagnostics, go-to-definition, and refactoring to any…
882310stable
redhat-developer/vscode-java
A Visual Studio Code extension providing Java language support via the Eclipse JDT Language Server. It offers code completion, navigation, …
962300active
company-mode/company-mode
company-mode is a modular in-buffer text and code completion framework for GNU Emacs, standing for 'complete anything'. It uses pluggable b…
772287stable
liamcain/obsidian-calendar-plugin
An Obsidian plugin that adds a calendar widget to the sidebar for visualizing and navigating daily and weekly notes. It shows word-count do…
232281stable
vim-autoformat/vim-autoformat
A Vim plugin that formats code with one keypress or automatically on save by integrating external code formatters. It supports many languag…
692270active
noamseg/interview-coach-skill
A Claude Code skill/plugin that acts as an adaptive job interview coach, covering the full job search lifecycle from JD analysis and resume…
502267active
zhaohongxuan/obsidian-weread-plugin
An Obsidian plugin that syncs WeRead (微信读书) book metadata, highlights, notes, reviews, and popular community highlights into your Obsidian …
942264active
wusimpl/AntigravityQuotaWatcher
A VS Code/Antigravity IDE extension that displays real-time AI model quota usage in the status bar. It auto-detects the Antigravity service…
552256active
dhruvasagar/vim-table-mode
A Vim plugin that enables automatic creation and formatting of neat ASCII/Markdown tables as you type. It auto-aligns columns, draws separa…
522247active
titoBouzout/SideBarEnhancements
A Sublime Text package that enhances the sidebar with an extended context menu for files and folders. It adds features like move-to-trash d…
702223active
kawre/leetcode.nvim
A Neovim plugin written in Lua that lets users browse, read, and solve LeetCode problems directly inside the editor. It provides a dashboar…
512211active
LeetCode-OpenSource/vscode-leetcode
A VS Code extension that lets users browse, solve, and submit LeetCode problems directly inside the editor. It supports signing in to leetc…
238498maintenance
ggml-org/llama.vim
A Vim/Neovim plugin that provides LLM-assisted code and text completion via a local llama.cpp server. It offers fill-in-the-middle (FIM) au…
752187active
alefragnani/vscode-bookmarks
A Visual Studio Code extension that lets developers mark lines with bookmarks (including labeled ones) and quickly jump between them. It pr…
652174active
Eronred/aso-skills
A collection of AI agent skills for App Store Optimization (ASO) and mobile app marketing, installable into Cursor, Claude Code, or any Age…
602173active
obsidian-nvim/obsidian.nvim
A community-maintained Neovim plugin for working with Obsidian markdown vaults directly inside the editor. It complements the Obsidian app …
842172active
bytedance/CodeLocator
CodeLocator is an Android debugging toolset consisting of an Android SDK and an Android Studio plugin that lets developers inspect and inte…
362169active
mistweaverco/kulala.nvim
Kulala.nvim is a Neovim plugin providing a fully-featured HTTP, GraphQL, gRPC, and WebSocket client interface inside the editor. It support…
822168active
folke/zen-mode.nvim
A Neovim plugin that provides distraction-free coding by opening the current buffer in a centered full-screen floating window. It optionall…
442158stable
pmizio/typescript-tools.nvim
A pure Lua NeoVim plugin that replaces typescript-language-server by communicating directly with Tsserver using its native protocol, like V…
522151active

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