This (the Directory node) gives a menu of major topics. Typing "q" exits, "?" lists all Info commands, "d" returns here, "h" gives a primer for first-timers, "mEmacs<Return>" visits the Emacs manual, etc. In Emacs, you can click mouse button 2 on a menu item or cross reference to select it.
Archiving
· Cpio Copy-in-copy-out archiver to tape or disk.
· Xorrecord Emulates CD/DVD/BD program cdrecord
· Xorriso Burns ISO 9660 on CD, DVD, BD.
· Xorrisofs Emulates ISO 9660 program mkisofs
Basics
· Bash The GNU Bourne-Again SHell.
· Common options Common options.
· Coreutils Core GNU (file, text, shell) utilities.
· Date input formats Date input formats.
· File permissions File permissions.
Access modes.
· Finding files Operating on files matching certain criteria.
· ed Line-oriented text editor
· time summarizing used system resources
Compression
· Gzip General (de)compression of files (lzw).
Development
· SSIP Speech Synthesis Interface Protocol.
· Speech Dispatcher
Speech Dispatcher.
· fftw3 FFTW User's Manual.
DOS
· Mtools Mtools: utilities to access DOS disks in Unix.
Editors
· nano Small and friendly text editor.
Emacs
· AUCTeX A sophisticated TeX environment for Emacs.
· Emacs The extensible self-documenting text editor.
· Emacs FAQ Frequently Asked Questions about Emacs.
· preview-latex
Preview LaTeX fragments in Emacs
Emacs editing modes
· Ada mode Emacs mode for editing and compiling Ada code.
· CC Mode Emacs mode for editing C, C++, Objective-C,
Java, Pike, AWK, and CORBA IDL code.
· IDLWAVE Major mode and shell for IDL files.
· Octave mode Emacs mode for editing GNU Octave files.
· Org Mode Outline-based notes management and organizer
· VHDL Mode Emacs mode for editing VHDL code.
· nXML Mode XML editing mode with RELAX NG support.
Emacs lisp
· Elisp The Emacs Lisp Reference Manual.
· Emacs Lisp Intro A simple introduction to Emacs Lisp
programming.
Emacs lisp libraries
· Auth-source The Emacs auth-source library.
· CL Partial Common Lisp support for Emacs Lisp.
· D-Bus Using D-Bus in Emacs.
· Emacs MIME Emacs MIME de/composition library.
· SMTP Emacs library for sending mail via SMTP.
· URL URL loading package.
· Widget The "widget" package used by the Emacs
Customization facility.
Emacs misc features
· Autotype Convenient features for text that you enter
frequently in Emacs.
· Bovine Semantic bovine parser development.
· Calc Advanced desk calculator and mathematical tool.
· Dired-X Dired Extra Features.
· EDE The Emacs Development Environment.
· EDT An Emacs emulation of the EDT editor.
· EIEIO An objects system for Emacs Lisp.
· ERT Emacs Lisp regression testing tool.
· EWW Emacs Web Wowser
· EasyPG Assistant An Emacs user interface to GNU Privacy Guard.
· Ebrowse A C++ class browser for Emacs.
· Ediff A visual interface for comparing and merging
programs.
· Eshell A command shell implemented in Emacs Lisp.
· Flymake A universal on-the-fly syntax checker.
· Forms Emacs package for editing data bases by
filling in forms.
· Htmlfontify Convert source code to html.
· Ido Interactively do things with buffers and files.
· PCL-CVS Emacs front-end to CVS.
· RefTeX Emacs support for LaTeX cross-references and
citations.
· Remember Simple information manager for Emacs.
· SES Simple Emacs Spreadsheet.
· SRecode Semantic template code generator.
· Semantic Source code parser library and utilities.
· Speedbar File/Tag summarizing utility.
· Todo Mode Make and maintain todo lists.
· VIP An obsolete VI-emulation for Emacs.
· VIPER A VI-emulation mode for Emacs.
· Wisent Semantic Wisent parser development.
· WoMan Browse UN*X Manual Pages "W.O. (without) Man".
Emacs network features
· ERC Powerful and extensible IRC client for Emacs.
· EUDC Emacs client for directory servers (LDAP,
BBDB).
· Emacs GnuTLS The Emacs GnuTLS integration.
· Gnus The newsreader Gnus.
· MH-E Emacs interface to the MH mail system.
· Mairix Emacs interface to the Mairix mail indexer.
· Message Mail and news composition mode that goes with
Gnus.
· Newsticker A feed reader for Emacs.
· PGG Emacs interface to various PGP implementations.
· Rcirc Internet Relay Chat (IRC) client.
· SASL The Emacs SASL library.
· SC Supercite lets you cite parts of messages
you’re replying to, in flexible ways.
· Sieve Managing Sieve scripts in Emacs.
· TRAMP Transparent Remote Access, Multiple Protocol
Emacs remote file access via ssh and scp.
General Commands
· Screen Full-screen window manager.
GNU LilyPond — the music typesetter
· LilyPond
LilyPond Notation Reference.
· LilyPond Application Usage
Installing and running applications.
· LilyPond Changes
Changes to recent versions.
· LilyPond Contributor Guide
Technical issues and policies for contributors.
· LilyPond Engraving Functions
Automatic engraving functions within LilyPond.
· LilyPond Extending
How to extend LilyPond’s functionality.
· LilyPond Internals Reference
Definitions for tweaking.
· LilyPond Learning Manual
Start here.
· LilyPond Website
Preview of new website.
· abc2ly Invoking abc2ly.
Importing ABC.
· convert-ly Updating files with convert-ly.
Older LilyPond versions.
· etf2ly Invoking etf2ly.
Importing Finale.
· lilypond Running lilypond.
Invoking the LilyPond program.
· lilypond-book lilypond-book.
Integrating text and music.
· midi2ly Invoking midi2ly.
Importing MIDI.
· musicxml2ly Invoking musicxml2ly.
Importing MusicXML.
GNU Utilities
· dirmngr X.509 CRL and OCSP server.
· dirmngr-client X.509 CRL and OCSP client.
· gpg-agent The secret key daemon.
· gpg2 OpenPGP encryption and signing tool.
· gpgsm S/MIME encryption and signing tool.
· pinentry Securely ask for a passphrase or PIN.
Individual utilities
· addr2line addr2line. Convert addresses to file and
line.
· ar ar. Create, modify, and extract
from archives.
· arch arch invocation. Print machine hardware name.
· awk Invoking Gawk. Text scanning and processing.
· b2sum b2sum invocation. Print or check BLAKE2 digests.
· base32 base32 invocation. Base32 encode/decode data.
· base64 base64 invocation. Base64 encode/decode data.
· basename basename invocation. Strip directory and suffix.
· bibtex bibtex invocation. Maintaining bibliographies.
· c++filt c++filt. Filter to demangle encoded C++
symbols.
· cat cat invocation. Concatenate and write files.
· chcon chcon invocation. Change SELinux CTX of files.
· chgrp chgrp invocation. Change file groups.
· chmod chmod invocation. Change access permissions.
· chown chown invocation. Change file owners and groups.
· chroot chroot invocation. Specify the root directory.
· cksum cksum invocation. Print POSIX CRC checksum.
· cmp Invoking cmp. Compare 2 files byte by byte.
· comm comm invocation. Compare sorted files by line.
· cp cp invocation. Copy files.
· csplit csplit invocation. Split by context.
· cut cut invocation. Print selected parts of lines.
· cxxfilt c++filt. MS-DOS name for c++filt.
· date date invocation. Print/set system date and time.
· dd dd invocation. Copy and convert a file.
· df df invocation. Report file system disk usage.
· diff3 Invoking diff3. Compare 3 files line by line.
· diff Invoking diff. Compare 2 files line by line.
· dir dir invocation. List directories briefly.
· dircolors dircolors invocation. Color setup for ls.
· dirname dirname invocation. Strip last file name component.
· dlltool dlltool. Create files needed to build
and use DLLs.
· du du invocation. Report on disk usage.
· dvicopy dvicopy invocation. Virtual font expansion
· dvitomp dvitomp invocation. DVI to MPX (MetaPost pictures).
· dvitype dvitype invocation. DVI to human-readable text.
· echo echo invocation. Print a line of text.
· elfedit elfedit. Update ELF header and property
of ELF files.
· env env invocation. Modify the environment.
· expand expand invocation. Convert tabs to spaces.
· expr expr invocation. Evaluate expressions.
· factor factor invocation. Print prime factors
· false false invocation. Do nothing, unsuccessfully.
· find Invoking find. Finding and acting on files.
· fmt fmt invocation. Reformat paragraph text.
· fold fold invocation. Wrap long input lines.
· gftodvi gftodvi invocation. Generic font proofsheets.
· gftopk gftopk invocation. Generic to packed fonts.
· gftype gftype invocation. GF to human-readable text.
· groups groups invocation. Print group names a user is in.
· gunzip Overview. Decompression.
· gzexe Overview. Compress executables.
· head head invocation. Output the first part of files.
· hostid hostid invocation. Print numeric host identifier.
· id id invocation. Print user identity.
· install install invocation. Copy files and set attributes.
· install-tl Installing TeX Live.
· join join invocation. Join lines on a common field.
· link link invocation. Make hard links between files.
· ln ln invocation. Make links between files.
· locate Invoking locate. Finding files in a database.
· logname logname invocation. Print current login name.
· ls ls invocation. List directory contents.
· md5sum md5sum invocation. Print or check MD5 digests.
· mf mf invocation. Creating typeface families.
· mft mft invocation. Prettyprinting Metafont source.
· mkdir mkdir invocation. Create directories.
· mkfifo mkfifo invocation. Create FIFOs (named pipes).
· mknod mknod invocation. Create special files.
· mktemp mktemp invocation. Create temporary files.
· mltex MLTeX. Multi-lingual TeX.
· mpost mpost invocation. Creating technical diagrams.
· mv mv invocation. Rename files.
· nice nice invocation. Modify niceness.
· nl nl invocation. Number lines and write files.
· nlmconv nlmconv. Converts object code into an
NLM.
· nm nm. List symbols from object files.
· nohup nohup invocation. Immunize to hangups.
· nproc nproc invocation. Print the number of processors.
· numfmt numfmt invocation. Reformat numbers.
· objcopy objcopy. Copy and translate object
files.
· objdump objdump. Display information from
object files.
· od od invocation. Dump files in octal, etc.
· paste paste invocation. Merge lines of files.
· patch Invoking patch. Apply a patch to a file.
· patgen patgen invocation. Creating hyphenation patterns.
· pathchk pathchk invocation. Check file name portability.
· pktogf pktogf invocation. Packed to generic fonts.
· pktype pktype invocation. PK to human-readable text.
· pltotf pltotf invocation. Property list to TFM.
· pooltype pooltype invocation. Display WEB pool files.
· pr pr invocation. Paginate or columnate files.
· printenv printenv invocation. Print environment variables.
· printf printf invocation. Format and print data.
· ptx ptx invocation. Produce permuted indexes.
· pwd pwd invocation. Print working directory.
· ranlib ranlib. Generate index to archive
contents.
· readelf readelf. Display the contents of ELF
format files.
· readlink readlink invocation. Print referent of a symlink.
· realpath realpath invocation. Print resolved file names.
· rm rm invocation. Remove files.
· rmdir rmdir invocation. Remove empty directories.
· runcon runcon invocation. Run in specified SELinux CTX.
· sdiff Invoking sdiff. Merge 2 files side-by-side.
· seq seq invocation. Print numeric sequences
· sha1sum sha1sum invocation. Print or check SHA-1 digests.
· sha2 sha2 utilities. Print or check SHA-2 digests.
· shred shred invocation. Remove files more securely.
· shuf shuf invocation. Shuffling text files.
· size size. List section sizes and total
size.
· sleep sleep invocation. Delay for a specified time.
· sort sort invocation. Sort text files.
· split split invocation. Split into pieces.
· stat stat invocation. Report file(system) status.
· stdbuf stdbuf invocation. Modify stdio buffering.
· strings strings. List printable strings from
files.
· strip strip. Discard symbols.
· stty stty invocation. Print/change terminal settings.
· sum sum invocation. Print traditional checksum.
· sync sync invocation. Synchronize memory to disk.
· tac tac invocation. Reverse files.
· tail tail invocation. Output the last part of files.
· tangle tangle invocation. WEB to Pascal.
· tee tee invocation. Redirect to multiple files.
· test test invocation. File/string tests.
· tex tex invocation. Typesetting.
· tftopl tftopl invocation. TFM -> property list.
· timeout timeout invocation. Run with time limit.
· tlmgr Managing TeX Live.
· touch touch invocation. Change file timestamps.
· tr tr invocation. Translate characters.
· true true invocation. Do nothing, successfully.
· truncate truncate invocation. Shrink/extend size of a file.
· tsort tsort invocation. Topological sort.
· tty tty invocation. Print terminal name.
· uname uname invocation. Print system information.
· unexpand unexpand invocation. Convert spaces to tabs.
· uniq uniq invocation. Uniquify files.
· unlink unlink invocation. Removal via unlink(2).
· updatedb Invoking updatedb. Building the locate database.
· uptime uptime invocation. Print uptime and load.
· users users invocation. Print current user names.
· vdir vdir invocation. List directories verbosely.
· vftovp vftovp invocation. Virtual font -> virtual pl.
· vptovf vptovf invocation. Virtual pl -> virtual font.
· wc wc invocation. Line, word, and byte counts.
· weave weave invocation. WEB to TeX.
· who who invocation. Print who is logged in.
· whoami whoami invocation. Print effective user ID.
· windmc windmc. Generator for Windows message
resources.
· windres windres. Manipulate Windows resources.
· xargs Invoking xargs. Operating on many files.
· yes yes invocation. Print a string indefinitely.
· zcat Overview. Decompression to stdout.
· zdiff Overview. Compare compressed files.
· zforce Overview. Force .gz extension on files.
· zgrep Overview. Search compressed files.
· zmore Overview. Decompression output by pages.
Kernel
· GRUB2 The GRand Unified Bootloader
· grub-dev The GRand Unified Bootloader Dev
· grub2-install Invoking grub-install.
Install GRUB on your drive
· grub2-mkconfig Invoking grub-mkconfig.
Generate GRUB configuration
· grub2-mkpasswd-pbkdf2 Invoking grub-mkpasswd-pbkdf2.
· grub2-mkrelpath Invoking grub-mkrelpath.
· grub2-mkrescue Invoking grub-mkrescue.
Make a GRUB rescue image
· grub2-mount Invoking grub-mount.
Mount a file system using GRUB
· grub2-probe Invoking grub-probe.
Probe device information
· grub2-script-check Invoking grub-script-check.
Languages
· asymptote
Vector graphics language.
· asymptote FAQ Asymptote Frequently Asked Questions.
LilyPond
· GNU LilyPond Internals Reference
LilyPond Internals Reference.
Man-pages
· Latex2man Its Man-Page
Miscellaneous
· Gpm Text-mode (non-X) mouse library and server
daemon.
· Octave Interactive language for numerical
computations.
· mjpegtools command line tools for MPEG audio and video.
Net utilities
· Wol A Wake On LAN client.
Network applications
· Wget Non-interactive network downloader.
· awkinet TCP/IP Internetworking With 'gawk'.
Software development
· Annotate The obsolete annotation interface.
· As The GNU assembler.
· Bfd The Binary File Descriptor library.
· Binutils The GNU binary utilities.
· Gas The GNU assembler.
· Gdb The GNU debugger.
· Ld The GNU linker.
· Make Remake files automatically.
· gdbserver Server. The GNU debugging server.
· gprof Profiling your program's execution
Software libraries
· libtasn1 Library for Abstract Syntax Notation One
(ASN.1).
Sound
· SSIP Speech Synthesis Interface Protocol.
· Say for Speech Dispatcher
Say.
· Speech Dispatcher
Speech Dispatcher.
System administration
· Which Show full path of commands.
· parted GNU partitioning software
TeX
· AUCTeX A sophisticated TeX environment for Emacs.
· DVI-to-PNG Translating TeX DVI files to Portable Network
Graphics (PNG).
· Kpathsea File lookup along search paths.
· LaTeX2e Unofficial LaTeX reference manual.
· LaTeX2e-es Manual de extraoficial de LaTeX.
· LaTeX2e-fr Manuel de référence non officiel de LaTeX.
· Naming TeX fonts Filenames for TeX fonts.
· TLbuild TeX Live configuration and development.
· TeX Directories A directory structure for TeX files.
· Web2c TeX, Metafont, and companion programs.
· afm2tfm Invoking afm2tfm.
Making Type 1 fonts available to TeX.
· DVI-to-Postscript Translating TeX DVI files to PostScript.
· dvipng A DVI-to-PNG translator.
· dvips Invoking Dvips. DVI-to-PostScript translator.
· kpsewhich Invoking kpsewhich.
TeX file searching.
· mf2pt1 PostScript Type 1 fonts from Metafont source.
· mktexfmt mktex scripts.
Format (fmt/base/mem) generation.
· mktexlsr Filename database.
Update ls-R.
· mktexmf mktex scripts.
MF source generation.
· mktexpk mktex scripts.
PK bitmap generation.
· mktextex mktex scripts.
TeX source generation.
· mktextfm mktex scripts.
TeX font metric generation.
· preview-latex
Preview LaTeX fragments in Emacs
Texinfo documentation system
· info stand-alone
Read Info documents without Emacs.
Text creation and manipulation
· Diffutils Comparing and merging files.
· Gawk A text scanning and processing language.
· M4 A powerful macro processor.
· grep Print lines matching a pattern.
· sed Stream EDitor.
Typesetting
· Groff The GNU troff document formatting system.
Utilities
· Bash The GNU Bourne-Again SHell.
· Enscript GNU Enscript
Libraries
· History The GNU history library API.
· RLuserman The GNU readline library User's Manual.
· Readline The GNU readline library API.
Video CD Tools
· cdxa2mpeg cdxa2mpeg.
Strip RIFF/CD-XA container
· vcd-info vcd-info.
Video CD diagnostic tool
· vcdimager vcdimager.
Video CD simple formatter
· VCDImager GNU Video CD imaging utilities
· vcdxbuild vcdxbuild.
Video CD XML formatter
· vcdxgen vcdxgen. Video CD XML template generator
· vcdxminfo vcdxminfo.
Display MPEG stream properties