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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 "q" exits, "H" 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.

* Menu:

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

Basics
* Bash: (bash).                 The GNU Bourne-Again SHell.
* Common options: (coreutils)Common options.
* Coreutils: (coreutils).       Core GNU (file, text, shell) utilities.
* Date input formats: (coreutils)Date input formats.
* File permissions: (coreutils)File permissions.
                                Access modes.
* Finding files: (find).        Operating on files matching certain criteria.

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

Compression
* Gzip: (gzip).                 General (de)compression of files (lzw).

Development
* libext2fs: (libext2fs).       The EXT2FS library.

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

Emacs
* IDN Library: (libidn)Emacs API.
                                Emacs API for IDN functions.

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
* libgcrypt: (gcrypt).          Cryptographic function library.
* libgomp: (libgomp).           GNU Offloading and Multi Processing Runtime 
                                  Library.
* libquadmath: (libquadmath).   GCC Quad-Precision Math Library

GNU organization
* Maintaining Findutils: (find-maint).
                                Maintaining GNU findutils
* Standards: (standards).       GNU coding standards.

GNU Packages
* Aspell: (aspell).

GNU Utilities
* pinentry: (pinentry).         Securely ask for a passphrase or PIN.

Individual utilities
* Gawk Work Flow: (gawkworkflow)Overview.       Participating in 'gawk' 
                                                  development.
* 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' 
                                                  scripts
* autoscan: (autoconf)autoscan Invocation.      Semi-automatic `configure.ac' 
                                                  writing
* autoupdate: (autoconf)autoupdate Invocation.  Automatic update of 
                                                  `configure.ac'
* awk: (gawk)Invoking Gawk.                     Text scanning and processing.
* 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.
* 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.
* cmp: (diffutils)Invoking cmp.                 Compare 2 files byte by byte.
* 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.
* 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.
* diff: (diffutils)Invoking diff.               Compare 2 files line by line.
* diff3: (diffutils)Invoking diff3.             Compare 3 files line by line.
* 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.
* echo: (coreutils)echo invocation.             Print a line of text.
* elfedit: (binutils)elfedit.                   Update the ELF header 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.
* find: (find)Invoking find.                    Finding and acting on files.
* fmt: (coreutils)fmt invocation.               Reformat paragraph text.
* fold: (coreutils)fold invocation.             Wrap long input lines.
* groups: (coreutils)groups invocation.         Print group names a user is in.
* gunzip: (gzip)Overview.                       Decompression.
* gzexe: (gzip)Overview.                        Compress executables.
* 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 'libtool' 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.
* locate: (find)Invoking locate.                Finding files in a database.
* logname: (coreutils)logname invocation.       Print current login name.
* ls: (coreutils)ls invocation.                 List directory contents.
* md5sum: (coreutils)md5sum invocation.         Print or check MD5 digests.
* 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.
* mv: (coreutils)mv invocation.                 Rename files.
* nice: (coreutils)nice invocation.             Modify niceness.
* nl: (coreutils)nl invocation.                 Number lines and write files.
* nlmconv: (binutils)nlmconv.                   Converts object code into an 
                                                  NLM.
* 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.
* patch: (diffutils)Invoking patch.             Apply a patch to a file.
* pathchk: (coreutils)pathchk invocation.       Check file name portability.
* 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.
* sdiff: (diffutils)Invoking sdiff.             Merge 2 files side-by-side.
* 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.
* tar: (tar)tar invocation.                     Invoking GNU 'tar'.
* tee: (coreutils)tee invocation.               Redirect to multiple files.
* test: (coreutils)test invocation.             File/string tests.
* testsuite: (autoconf)testsuite Invocation.    Running an Autotest test suite.
* 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).
* updatedb: (find)Invoking updatedb.            Building the locate database.
* uptime: (coreutils)uptime invocation.         Print uptime and load.
* users: (coreutils)users invocation.           Print current user names.
* vdir: (coreutils)vdir invocation.             List directories verbosely.
* wc: (coreutils)wc invocation.                 Line, word, and byte counts.
* 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.
* xargs: (find)Invoking xargs.                  Operating on many files.
* yes: (coreutils)yes invocation.               Print a string indefinitely.
* zcat: (gzip)Overview.                         Decompression to stdout.
* zdiff: (gzip)Overview.                        Compare compressed files.
* zforce: (gzip)Overview.                       Force .gz extension on files.
* zgrep: (gzip)Overview.                        Search compressed files.
* zmore: (gzip)Overview.                        Decompression output by pages.

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
* History: (history).           The GNU history library API.
* RLuserman: (rluserman).       The GNU readline library User's Manual.
* libgpg-error: (gnupg).        Error codes and common code for GnuPG.

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

Miscellaneous
* bc: (bc).                     The GNU calculator language.
* dc: (dc).                     The GNU RPN calculator.

Network applications
* Wget: (wget).                 Non-interactive network downloader.
* awkinet: (gawkinet).          TCP/IP Internetworking With 'gawk'.

Programming
* flex: (flex).                 Fast lexical analyzer generator (lex 
                                  replacement).

Programming & development tools
* gdbm: (gdbm).                 The GNU Database.

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).                 The GNU make utility.
* annobin: (annobin).           Annotating a compiled program
* bison: (bison).               The GNU parser generator.
* 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.             'gcov'--a test coverage program.
* gcov-dump: (gcc) Gcov-dump.   'gcov-dump'--an offline gcda and gcno profile 
                                  dump tool.
* gcov-tool: (gcc) Gcov-tool.   'gcov-tool'--an offline gcda profile 
                                  processing program.
* gprof: (gprof).               Profiling your program's execution

Software libraries
* libidn: (libidn).             Internationalized string processing library.

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

Texinfo documentation system
* info stand-alone: (info-stnd).
                                Read Info documents without Emacs.

Text creation and manipulation
* Diffutils: (diffutils).       Comparing and merging files.
* Gawk: (gawk).                 A text scanning and processing language.
* Gawk Work Flow: (gawkworkflow).
                                Participating in 'gawk' development.
* M4: (m4).                     A powerful macro processor.
* grep: (grep).                 Print lines matching a pattern.
* sed: (sed).                   Stream EDitor.  

The Algorithmic Language Scheme
* Guile Reference: (guile).     The Guile reference manual.
* R5RS: (r5rs).                 The Revised(5) Report on Scheme.
F1l3 Manager
