<h2>Edit File: dir.old</h2><form method="post"><textarea name="content" rows="20" cols="80">This is the file .../info/dir, which contains the
topmost node of the Info hierarchy, called (dir)Top.
The first time you invoke Info you start off looking at this node.

File: dir,	Node: Top	This is the top of the INFO tree

  This (the Directory node) gives a menu of major topics.
  Typing &quot;q&quot; exits, &quot;H&quot; lists all Info commands, &quot;d&quot; returns here,
  &quot;h&quot; gives a primer for first-timers,
  &quot;mEmacs&lt;Return&gt;&quot; visits the Emacs manual, etc.

  In Emacs, you can click mouse button 2 on a menu item or cross reference
  to select it.

* Menu:

Archiving
* Cpio: (cpio).                 Copy-in-copy-out archiver to tape or disk.
* Tar: (tar).                   Making tape (or disk) archives.

Basics
* Common options: (coreutils)Common options.
* Coreutils: (coreutils).       Core GNU (file, text, shell) utilities.
* Date input formats: (coreutils)Date input formats.
* Ed: (ed).                     The GNU line editor
* File permissions: (coreutils)File permissions.
                                Access modes.

C++ libraries
* autosprintf: (autosprintf).   Support for printf format strings in C++.

Development
* libext2fs: (libext2fs).       The EXT2FS library.
* libffi: (libffi).             Portable foreign function interface library.

Editors
* nano: (nano).                 Small and friendly text editor.

Emacs
* Emacs: (emacs).               The extensible self-documenting text editor.
* Emacs FAQ: (efaq).            Frequently Asked Questions about Emacs.
* IDN Library: (libidn)Emacs API.
                                Emacs API for IDN functions.

Emacs editing modes
* CC Mode: (ccmode).            Emacs mode for editing C, C++, Objective-C, 
                                  Java, Pike, AWK, and CORBA IDL code.
* IDLWAVE: (idlwave).           Major mode and shell for IDL files.
* Octave mode: (octave-mode).   Emacs mode for editing GNU Octave files.
* Org Mode: (org).              Outline-based notes management and organizer.
* VHDL Mode: (vhdl-mode).       Emacs mode for editing VHDL code.
* nXML Mode: (nxml-mode).       XML editing mode with RELAX NG support.

Emacs lisp
* Elisp: (elisp).               The Emacs Lisp Reference Manual.
* Emacs Lisp Intro: (eintr).    A simple introduction to Emacs Lisp 
                                  programming.

Emacs lisp libraries
* Auth-source: (auth).          The Emacs auth-source library.
* CL-Lib: (cl).                 Partial Common Lisp support for Emacs Lisp.
* D-Bus: (dbus).                Using D-Bus in Emacs.
* Emacs MIME: (emacs-mime).     Emacs MIME de/composition library.
* SMTP: (smtpmail).             Emacs library for sending mail via SMTP.
* URL: (url).                   URL loading package.
* Widget: (widget).             The &quot;widget&quot; package used by the Emacs 
                                  Customization facility.

Emacs misc features
* Autotype: (autotype).         Convenient features for text that you enter 
                                  frequently in Emacs.
* Bovine: (bovine).             Semantic bovine parser development.
* Calc: (calc).                 Advanced desk calculator and mathematical tool.
* Dired-X: (dired-x).           Dired Extra Features.
* EDE: (ede).                   The Emacs Development Environment.
* EDT: (edt).                   An Emacs emulation of the EDT editor.
* EIEIO: (eieio).               An objects system for Emacs Lisp.
* ERT: (ert).                   Emacs Lisp regression testing tool.
* EWW: (eww).                   Emacs Web Wowser
* EasyPG Assistant: (epa).      An Emacs user interface to GNU Privacy Guard.
* Ebrowse: (ebrowse).           A C++ class browser for Emacs.
* Ediff: (ediff).               A visual interface for comparing and merging 
                                  programs.
* Eshell: (eshell).             A command shell implemented in Emacs Lisp.
* Flymake: (flymake).           A universal on-the-fly syntax checker.
* Forms: (forms).               Emacs package for editing data bases by 
                                  filling in forms.
* Htmlfontify: (htmlfontify).   Convert source code to html.
* Ido: (ido).                   Interactively do things with buffers and files.
* PCL-CVS: (pcl-cvs).           Emacs front-end to CVS.
* RefTeX: (reftex).             Emacs support for LaTeX cross-references and 
                                  citations.
* Remember: (remember).         Simple information manager for Emacs.
* SES: (ses).                   Simple Emacs Spreadsheet.
* SRecode: (srecode).           Semantic template code generator.
* Semantic: (semantic).         Source code parser library and utilities.
* Speedbar: (speedbar).         File/Tag summarizing utility.
* Todo Mode: (todo-mode).       Make and maintain todo lists.
* VIP: (vip).                   An obsolete VI-emulation for Emacs.
* VIPER: (viper).               A VI-emulation mode for Emacs.
* Wisent: (wisent).             Semantic Wisent parser development.
* WoMan: (woman).               Browse UN*X Manual Pages &quot;W.O. (without) Man&quot;.

Emacs network features
* ERC: (erc).                   Powerful and extensible IRC client for Emacs.
* EUDC: (eudc).                 Emacs client for directory servers (LDAP, 
                                  BBDB).
* Emacs GnuTLS: (emacs-gnutls). The Emacs GnuTLS integration.
* Gnus: (gnus).                 The newsreader Gnus.
* MH-E: (mh-e).                 Emacs interface to the MH mail system.
* Mairix: (mairix-el).          Emacs interface to the Mairix mail indexer.
* Message: (message).           Mail and news composition mode that goes with 
                                  Gnus.
* Newsticker: (newsticker).     A feed reader for Emacs.
* PGG: (pgg).                   Emacs interface to various PGP implementations.
* Rcirc: (rcirc).               Internet Relay Chat (IRC) client.
* SASL: (sasl).                 The Emacs SASL library.
* SC: (sc).                     Supercite lets you cite parts of messages 
                                  you’re replying to, in flexible ways.
* Sieve: (sieve).               Managing Sieve scripts in Emacs.
* Tramp: (tramp).               Transparent Remote Access, Multiple Protocol 
                                  Emacs remote file access via ssh and scp.

Encryption
* Nettle: (nettle).             A low-level cryptographic library.

General Commands
* Screen: (screen).             Full-screen window manager.

GNU Gettext Utilities
* autopoint: (gettext)autopoint Invocation.
                                Copy gettext infrastructure.
* envsubst: (gettext)envsubst Invocation.
                                Expand environment variables.
* gettextize: (gettext)gettextize Invocation.
                                Prepare a package for gettext.
* gettext: (gettext).           GNU gettext utilities.
* ISO3166: (gettext)Country Codes.
                                ISO 3166 country codes.
* ISO639: (gettext)Language Codes.
                                ISO 639 language codes.
* msgattrib: (gettext)msgattrib Invocation.
                                Select part of a PO file.
* msgcat: (gettext)msgcat Invocation.
                                Combine several PO files.
* msgcmp: (gettext)msgcmp Invocation.
                                Compare a PO file and template.
* msgcomm: (gettext)msgcomm Invocation.
                                Match two PO files.
* msgconv: (gettext)msgconv Invocation.
                                Convert PO file to encoding.
* msgen: (gettext)msgen Invocation.
                                Create an English PO file.
* msgexec: (gettext)msgexec Invocation.
                                Process a PO file.
* msgfilter: (gettext)msgfilter Invocation.
                                Pipe a PO file through a filter.
* msgfmt: (gettext)msgfmt Invocation.
                                Make MO files out of PO files.
* msggrep: (gettext)msggrep Invocation.
                                Select part of a PO file.
* msginit: (gettext)msginit Invocation.
                                Create a fresh PO file.
* msgmerge: (gettext)msgmerge Invocation.
                                Update a PO file from template.
* msgunfmt: (gettext)msgunfmt Invocation.
                                Uncompile MO file into PO file.
* msguniq: (gettext)msguniq Invocation.
                                Unify duplicates for PO file.
* ngettext: (gettext)ngettext Invocation.
                                Translate a message with plural.
* xgettext: (gettext)xgettext Invocation.
                                Extract strings into a PO file.

GNU Libraries
* libgomp: (libgomp).           GNU Offloading and Multi Processing Runtime 
                                  Library.

GNU Packages
* Aspell: (aspell).             GNU Aspell spelling checker
* CVS: (cvs).                   Concurrent Versions System

GNU Utilities
* acct: (accounting).           The GNU Accounting utilities for process and 
                                  login accounting
* dirmngr-client: (gnupg).      X.509 CRL and OCSP client.
* dirmngr: (gnupg).             X.509 CRL and OCSP server.
* gpg-agent: (gnupg).           The secret key daemon.
* gpg2: (gnupg).                OpenPGP encryption and signing tool.
* gpgsm: (gnupg).               S/MIME encryption and signing tool.

Individual utilities
* aclocal-invocation: (automake)aclocal Invocation.
                                                Generating aclocal.m4.
* addr2line: (binutils)addr2line.               Convert addresses to file and 
                                                  line.
* ar: (binutils)ar.                             Create, modify, and extract 
                                                  from archives.
* arch: (coreutils)arch invocation.             Print machine hardware name.
* autoconf-invocation: (autoconf)autoconf Invocation.
                                                How to create configuration 
                                                  scripts
* autoheader: (autoconf)autoheader Invocation.  How to create configuration 
                                                  templates
* autom4te: (autoconf)autom4te Invocation.      The Autoconf executables 
                                                  backbone
* automake-invocation: (automake)automake Invocation.
                                                Generating Makefile.in.
* autoreconf: (autoconf)autoreconf Invocation.  Remaking multiple `configure&#039; 
                                                  scripts
* autoscan: (autoconf)autoscan Invocation.      Semi-automatic `configure.ac&#039; 
                                                  writing
* autoupdate: (autoconf)autoupdate Invocation.  Automatic update of 
                                                  `configure.ac&#039;
* b2sum: (coreutils)b2sum invocation.           Print or check BLAKE2 digests.
* base32: (coreutils)base32 invocation.         Base32 encode/decode data.
* base64: (coreutils)base64 invocation.         Base64 encode/decode data.
* basename: (coreutils)basename invocation.     Strip directory and suffix.
* basenc: (coreutils)basenc invocation.         Encoding/decoding of data.
* bibtex: (web2c)bibtex invocation.             Maintaining bibliographies.
* c++filt: (binutils)c++filt.                   Filter to demangle encoded C++ 
                                                  symbols.
* cat: (coreutils)cat invocation.               Concatenate and write files.
* chcon: (coreutils)chcon invocation.           Change SELinux CTX of files.
* chgrp: (coreutils)chgrp invocation.           Change file groups.
* chmod: (coreutils)chmod invocation.           Change access permissions.
* chown: (coreutils)chown invocation.           Change file owners and groups.
* chroot: (coreutils)chroot invocation.         Specify the root directory.
* cksum: (coreutils)cksum invocation.           Print POSIX CRC checksum.
* comm: (coreutils)comm invocation.             Compare sorted files by line.
* config.status: (autoconf)config.status Invocation.
                                                Recreating configurations.
* configure: (autoconf)configure Invocation.    Configuring a package.
* cp: (coreutils)cp invocation.                 Copy files.
* csplit: (coreutils)csplit invocation.         Split by context.
* cut: (coreutils)cut invocation.               Print selected parts of lines.
* cvs: (cvs)CVS commands.                       Concurrent Versions System
* cxxfilt: (binutils)c++filt.                   MS-DOS name for c++filt.
* date: (coreutils)date invocation.             Print/set system date and time.
* dd: (coreutils)dd invocation.                 Copy and convert a file.
* df: (coreutils)df invocation.                 Report file system disk usage.
* dir: (coreutils)dir invocation.               List directories briefly.
* dircolors: (coreutils)dircolors invocation.   Color setup for ls.
* dirname: (coreutils)dirname invocation.       Strip last file name component.
* dlltool: (binutils)dlltool.                   Create files needed to build 
                                                  and use DLLs.
* du: (coreutils)du invocation.                 Report on disk usage.
* dvicopy: (web2c)dvicopy invocation.           Virtual font expansion
* dvitomp: (web2c)dvitomp invocation.           DVI to MPX (MetaPost pictures).
* dvitype: (web2c)dvitype invocation.           DVI to human-readable text.
* echo: (coreutils)echo invocation.             Print a line of text.
* elfedit: (binutils)elfedit.                   Update ELF header and property 
                                                  of ELF files.
* env: (coreutils)env invocation.               Modify the environment.
* expand: (coreutils)expand invocation.         Convert tabs to spaces.
* expr: (coreutils)expr invocation.             Evaluate expressions.
* factor: (coreutils)factor invocation.         Print prime factors
* false: (coreutils)false invocation.           Do nothing, unsuccessfully.
* fmt: (coreutils)fmt invocation.               Reformat paragraph text.
* fold: (coreutils)fold invocation.             Wrap long input lines.
* gftodvi: (web2c)gftodvi invocation.           Generic font proofsheets.
* gftopk: (web2c)gftopk invocation.             Generic to packed fonts.
* gftype: (web2c)gftype invocation.             GF to human-readable text.
* groups: (coreutils)groups invocation.         Print group names a user is in.
* head: (coreutils)head invocation.             Output the first part of files.
* hostid: (coreutils)hostid invocation.         Print numeric host identifier.
* hostname: (coreutils)hostname invocation.     Print or set system name.
* id: (coreutils)id invocation.                 Print user identity.
* ifnames: (autoconf)ifnames Invocation.        Listing conditionals in source.
* install: (coreutils)install invocation.       Copy files and set attributes.
* join: (coreutils)join invocation.             Join lines on a common field.
* kill: (coreutils)kill invocation.             Send a signal to processes.
* libtool-invocation: (libtool)Invoking libtool.
                                                Running the &#039;libtool&#039; script.
* libtoolize: (libtool)Invoking libtoolize.     Adding libtool support.
* link: (coreutils)link invocation.             Make hard links between files.
* ln: (coreutils)ln invocation.                 Make links between files.
* logname: (coreutils)logname invocation.       Print current login name.
* ls: (coreutils)ls invocation.                 List directory contents.
* md5sum: (coreutils)md5sum invocation.         Print or check MD5 digests.
* mf: (web2c)mf invocation.                     Creating typeface families.
* mft: (web2c)mft invocation.                   Prettyprinting Metafont source.
* mkdir: (coreutils)mkdir invocation.           Create directories.
* mkfifo: (coreutils)mkfifo invocation.         Create FIFOs (named pipes).
* mknod: (coreutils)mknod invocation.           Create special files.
* mktemp: (coreutils)mktemp invocation.         Create temporary files.
* mltex: (web2c)MLTeX.                          Multi-lingual TeX.
* mpost: (web2c)mpost invocation.               Creating technical diagrams.
* mv: (coreutils)mv invocation.                 Rename files.
* nice: (coreutils)nice invocation.             Modify niceness.
* nl: (coreutils)nl invocation.                 Number lines and write files.
* nm: (binutils)nm.                             List symbols from object files.
* nohup: (coreutils)nohup invocation.           Immunize to hangups.
* nproc: (coreutils)nproc invocation.           Print the number of processors.
* numfmt: (coreutils)numfmt invocation.         Reformat numbers.
* objcopy: (binutils)objcopy.                   Copy and translate object 
                                                  files.
* objdump: (binutils)objdump.                   Display information from 
                                                  object files.
* od: (coreutils)od invocation.                 Dump files in octal, etc.
* paste: (coreutils)paste invocation.           Merge lines of files.
* patgen: (web2c)patgen invocation.             Creating hyphenation patterns.
* pathchk: (coreutils)pathchk invocation.       Check file name portability.
* pktogf: (web2c)pktogf invocation.             Packed to generic fonts.
* pktype: (web2c)pktype invocation.             PK to human-readable text.
* pltotf: (web2c)pltotf invocation.             Property list to TFM.
* pooltype: (web2c)pooltype invocation.         Display WEB pool files.
* pr: (coreutils)pr invocation.                 Paginate or columnate files.
* printenv: (coreutils)printenv invocation.     Print environment variables.
* printf: (coreutils)printf invocation.         Format and print data.
* ptx: (coreutils)ptx invocation.               Produce permuted indexes.
* pwd: (coreutils)pwd invocation.               Print working directory.
* ranlib: (binutils)ranlib.                     Generate index to archive 
                                                  contents.
* readelf: (binutils)readelf.                   Display the contents of ELF 
                                                  format files.
* readlink: (coreutils)readlink invocation.     Print referent of a symlink.
* realpath: (coreutils)realpath invocation.     Print resolved file names.
* rm: (coreutils)rm invocation.                 Remove files.
* rmdir: (coreutils)rmdir invocation.           Remove empty directories.
* runcon: (coreutils)runcon invocation.         Run in specified SELinux CTX.
* seq: (coreutils)seq invocation.               Print numeric sequences
* sha1sum: (coreutils)sha1sum invocation.       Print or check SHA-1 digests.
* sha2: (coreutils)sha2 utilities.              Print or check SHA-2 digests.
* shred: (coreutils)shred invocation.           Remove files more securely.
* shuf: (coreutils)shuf invocation.             Shuffling text files.
* size: (binutils)size.                         List section sizes and total 
                                                  size.
* sleep: (coreutils)sleep invocation.           Delay for a specified time.
* sort: (coreutils)sort invocation.             Sort text files.
* split: (coreutils)split invocation.           Split into pieces.
* stat: (coreutils)stat invocation.             Report file(system) status.
* stdbuf: (coreutils)stdbuf invocation.         Modify stdio buffering.
* strings: (binutils)strings.                   List printable strings from 
                                                  files.
* strip: (binutils)strip.                       Discard symbols.
* stty: (coreutils)stty invocation.             Print/change terminal settings.
* sum: (coreutils)sum invocation.               Print traditional checksum.
* sync: (coreutils)sync invocation.             Synchronize memory to disk.
* tac: (coreutils)tac invocation.               Reverse files.
* tail: (coreutils)tail invocation.             Output the last part of files.
* tangle: (web2c)tangle invocation.             WEB to Pascal.
* tar: (tar)tar invocation.                     Invoking GNU &#039;tar&#039;.
* tee: (coreutils)tee invocation.               Redirect to multiple files.
* test: (coreutils)test invocation.             File/string tests.
* testsuite: (autoconf)testsuite Invocation.    Running an Autotest test suite.
* tex: (web2c)tex invocation.                   Typesetting.
* tftopl: (web2c)tftopl invocation.             TFM -&gt; property list.
* timeout: (coreutils)timeout invocation.       Run with time limit.
* touch: (coreutils)touch invocation.           Change file timestamps.
* tr: (coreutils)tr invocation.                 Translate characters.
* true: (coreutils)true invocation.             Do nothing, successfully.
* truncate: (coreutils)truncate invocation.     Shrink/extend size of a file.
* tsort: (coreutils)tsort invocation.           Topological sort.
* tty: (coreutils)tty invocation.               Print terminal name.
* uname: (coreutils)uname invocation.           Print system information.
* unexpand: (coreutils)unexpand invocation.     Convert spaces to tabs.
* uniq: (coreutils)uniq invocation.             Uniquify files.
* unlink: (coreutils)unlink invocation.         Removal via unlink(2).
* uptime: (coreutils)uptime invocation.         Print uptime and load.
* users: (coreutils)users invocation.           Print current user names.
* vdir: (coreutils)vdir invocation.             List directories verbosely.
* vftovp: (web2c)vftovp invocation.             Virtual font -&gt; virtual pl.
* vptovf: (web2c)vptovf invocation.             Virtual pl -&gt; virtual font.
* wc: (coreutils)wc invocation.                 Line, word, and byte counts.
* weave: (web2c)weave invocation.               WEB to TeX.
* who: (coreutils)who invocation.               Print who is logged in.
* whoami: (coreutils)whoami invocation.         Print effective user ID.
* windmc: (binutils)windmc.                     Generator for Windows message 
                                                  resources.
* windres: (binutils)windres.                   Manipulate Windows resources.
* yes: (coreutils)yes invocation.               Print a string indefinitely.

Internationalization and character sets
* recode: (recode).             Conversion between character sets and surfaces.

Kernel
* grub2-dev: (grub2-dev).       The GRand Unified Bootloader Dev
* grub2-install: (grub2)Invoking grub2-install.
                                Install GRUB on your drive
* grub2-mkconfig: (grub2)Invoking grub2-mkconfig.
                                Generate GRUB configuration
* grub2-mkpasswd-pbkdf2: (grub2)Invoking grub2-mkpasswd-pbkdf2.
* grub2-mkrelpath: (grub2)Invoking grub2-mkrelpath.
* grub2-mkrescue: (grub2)Invoking grub2-mkrescue.
                                Make a GRUB rescue image
* grub2-mount: (grub2)Invoking grub2-mount.
                                Mount a file system using GRUB
* grub2-probe: (grub2)Invoking grub2-probe.
                                Probe device information
* grub2-script-check: (grub2)Invoking grub2-script-check.
* GRUB2: (grub2).               The GRand Unified Bootloader

Libraries
* libgpg-error: (gnupg).        Error codes and common code for GnuPG.

Localization
* idn: (libidn)Invoking idn.    Internationalized Domain Name (IDN) string 
                                  conversion.

Miscellaneous
* acct: (accounting).           User specific process accounting.
* bc: (bc).                     An arbitrary precision calculator language.
* dc: (dc).                     Arbitrary precision RPN &quot;Desktop Calculator&quot;.
* jwhois: (jwhois).             Whois client.

Network applications
* Wget: (wget).                 Non-interactive network downloader.

Programming
* cvsclient: (cvsclient).       The CVS client/server protocol.
* flex: (flex).                 Fast lexical analyzer generator (lex 
                                  replacement).

Programming &amp; development tools
* gdbm_dump: (gdbm) gdbm_dump.  Dump the GDBM database into a flat file.
* gdbm_load: (gdbm) gdbm_load.  Load the database from a flat file.
* gdbmtool: (gdbm) gdbmtool.    Examine and modify a GDBM database.
* GDBM: (gdbm).                 The GNU database manager.

Software development
* As: (as).                     The GNU assembler.
* Autoconf: (autoconf).         Create source code configuration scripts.
* Automake: (automake).         Making GNU standards-compliant Makefiles.
* Bfd: (bfd).                   The Binary File Descriptor library.
* Binutils: (binutils).         The GNU binary utilities.
* Cpp: (cpp).                   The GNU C preprocessor.
* Cpplib: (cppinternals).       Cpplib internals.
* Gas: (as).                    The GNU assembler.
* Ld: (ld).                     The GNU linker.
* Libtool: (libtool).           Generic shared library support script.
* Make: (make).                 Remake files automatically.
* annobin: (annobin).           Annotating a compiled program
* bison: (bison).               GNU parser generator (Yacc replacement).
* g++: (gcc).                   The GNU C++ compiler.
* gcc: (gcc).                   The GNU Compiler Collection.
* gccinstall: (gccinstall).     Installing the GNU Compiler Collection.
* gccint: (gccint).             Internals of the GNU Compiler Collection.
* gcov: (gcc) Gcov.             &#039;gcov&#039;--a test coverage program.
* gcov-dump: (gcc) Gcov-dump.   &#039;gcov-dump&#039;--an offline gcda and gcno profile 
                                  dump tool.
* gcov-tool: (gcc) Gcov-tool.   &#039;gcov-tool&#039;--an offline gcda profile 
                                  processing program.
* gprof: (gprof).               Profiling your program&#039;s execution
* lto-dump: (gcc) lto-dump.     &#039;lto-dump&#039;--Tool for dumping LTO object files.

Software libraries
* libidn: (libidn).             Internationalized string processing library.
* libtasn1: (libtasn1).         Library for Abstract Syntax Notation One 
                                  (ASN.1).

System administration
* Which: (which).               Show full path of commands.
* parted: (parted).             GNU partitioning software

TeX
* DVI-to-PNG: (dvipng).         Translating TeX DVI files to Portable Network 
                                  Graphics (PNG).
* Kpathsea: (kpathsea).         File lookup along search paths.
* TeX Directories: (tds).       A directory structure for TeX files.
* Web2c: (web2c).               TeX, Metafont, and companion programs.
* dvipng: (dvipng).             A DVI-to-PNG translator.
* kpsewhich: (kpathsea)Invoking kpsewhich.
                                TeX file searching.
* mktexfmt: (kpathsea)mktex scripts.
                                Format (fmt/base/mem) generation.
* mktexlsr: (kpathsea)Filename database.
                                Update ls-R.
* mktexmf: (kpathsea)mktex scripts.
                                MF source generation.
* mktexpk: (kpathsea)mktex scripts.
                                PK bitmap generation.
* mktextex: (kpathsea)mktex scripts.
                                TeX source generation.
* mktextfm: (kpathsea)mktex scripts.
                                TeX font metric generation.

Texinfo documentation system
* Info: (info).                 How to use the documentation browsing system.
* info stand-alone: (info-stnd).
                                Read Info documents without Emacs.

Text creation and manipulation
* M4: (m4).                     A powerful macro processor.
* sed: (sed).                   Stream EDitor.  

Version control
* RCS: (rcs).                   GNU Revision Control System.
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