Sage Shell mode provides an Emacs front-end for SageMath. It can run the Sage terminal inside Emacs, and allows editing .sage source files with a dedicated major mode and sending their contents directly to that terminal.

This package is an extension to Magit, the Git Emacs mode, providing support for Git-SVN.

This package provides two minor modes to highlight indentation guides in Emacs:

1. highlight-indentation-mode, which displays guidelines indentation (space indentation only).

2. highlight-indentation-current-column-mode, which displays guidelines for the current-point indentation (space indentation only).

This package provides an ESS-like binding to send lines or regions to a REPL from Clojure buffers.

This package displays tables in Org mode and OrgTbl mode using Unicode characters.

Switch-window is an emacs window switch tool, which offer a visual way to choose a window to switch to, delete, split or other operations.

Fountain Mode is a scriptwriting program for GNU Emacs using the Fountain plain text markup format.

This Emacs package hides and/or highlights minor modes in the mode-line.

Elpy brings powerful Python editing to Emacs. It combines and configures a number of other packages written in Emacs Lisp as well as Python, together offering features such as navigation, documentation, completion, interactive development and more.

This package provides a minor mode that allows files to be previewed by scrolling up and down within a dired buffer.

emacs-helm-gtags provides a Emacs Helm interface to GNU Global.

This package provides a macro that parses the current buffer according to a parsing expression grammar.

Relint (regular expression lint) scans Elisp files for mistakes in regexps, including deprecated syntax and bad practice. It also checks the regexp-like arguments to skip-chars-forward and skip-chars-backward.

Meow is yet another modal editing mode for Emacs. It aims to blend modal editing into Emacs with minimum interface with its original key-bindings, avoiding most if not all the hassle introduced by key-binding conflicts.

The EditorConfig project consists of a file format for defining coding styles and a collection of text editor plugins that enable editors to read the file format and adhere to defined styles. EditorConfig files are easily readable and they work nicely with version control systems.

ggtags provides a frontend to the GNU Global source code tagging system.

Features:

• Build on compile.el for asynchronicity and its large feature-set.

• Automatically update Global's tag files when needed with tuning for large source trees.

• Intuitive navigation among multiple matches with mode-line display of current match, total matches and exit status.

• Read tag with completion.

• Show definition at point.

• Jump to #include files.

• Support search history and saving a search to register/bookmark.

• Query replace.

• Manage Global's environment variables on a per-project basis.

• Highlight (definition) tag at point.

• Abbreviated display of file names.

• Support all Global search backends: grep, idutils, etc.

• Support exuberant ctags http://ctags.sourceforge.net/ and pygments backend.

• Support all Global's output formats: grep, ctags-x, cscope etc.

• Support projects on remote hosts (e.g. via tramp).

• Support eldoc.

• Search GTAGSLIBPATH for references and symbols.

Mood-line is a minimal Emacs mode-line configuration that aims to replicate some of the features of the Doom modeline package.

Repeat multi-command "edits" with configurable behavior, supporting multiple modal editing systems.

This package defines the Org link type orgit-topic, which can be used to link to Forge topic buffers.

Denote is a simple note-taking tool for Emacs. It is based on the idea that notes should follow a predictable and descriptive file-naming scheme. The file name must offer a clear indication of what the note is about, without reference to any other metadata. Denote basically streamlines the creation of such files while providing facilities to link between them.

This package provides Company backend for Lua programming language.

Emacs is capable of highlighting buffers based on language-specific font-lock rules. This package makes it possible to perform regression test for packages that provide font-lock rules.

Tablist is the Emacs package that provides several additional features to tabulated-list-mode: it adds marks, filters, new key bindings and faces. It can be enabled by tablist-mode or tablist-minor-mode commands.

Cal-China-X provides additional features for Emacs' Cal-China package:

• Chinese localizations.

• Display holiday, lunar, horoscope, zodiac, solar term info on mode line.

• Define holidays using holiday-lunar, holiday-solar-term.

• Highlight holidays based on different priorities.

• Add cal-china-x-chinese-holidays, cal-china-x-japanese-holidays.

• custom week diary (like weeks in school).