Codeblock Customizer plugin for Obsidian

Flutter Code Editor is a multi-platform code editor supporting syntax highlighting, code blocks folding, autocompletion, read-only code blocks, hiding specific code blocks, themes, and more.

kirigami.el, a unified method to fold and unfold text in Emacs: outline, outline-indent, org-mode, markdown-mode, gfm-mode, vdiff, hideshow, fold-this, ts-fold, treesit-fold, vimish-fold...

A portable multi-platform text editor.

SnippetSource lets you organise your favorite pieces of code, scripts, thoughts, notes or other documents in a user definable tree structure. Everything is stored in a portable SQLite database.

[Legacy] Atom language package for Legesher-flavored Python — superseded by libs/language-server/ in the Legesher monorepo. Part of the Legesher ecosystem; major 2026 open-source release in active development.

VS Code extension to automatically fold and unfold code sections.

Lightweight local-first Python IDE for Windows with PySide6, PDB debugging, linting, code folding, and Git status

Official ddot.it extension for VSCode

Code Browser 4.9 + User Theme + User Scripts

VS Code extension that adds Visual Studio outlining capabilities

Brings JetBrains style <editor-fold> folding block markers to Neovim.

Quickly fold the next foldable line in Atom

Official ddot.it plugin for IntelliJ

vim + python folding

For marking blocks of code as shy, to auto hide them

一款油猴脚本，用于DeepSeek代码折叠展开

WordPress plugin adding code folding (disclosure triangles) to the built-in editors on WP's admin area Plugin and Theme Editor screens.