| Mail | send and receive mail | [ mail ] |
| as | assembler | |
| cc | C compiler | [ cc, pcc ] |
| chfn | change full name of user | |
| chsh | change default login shell | |
| clear | clear terminal screen | |
| csh | a shell (command interpreter) with C-like syntax | |
| ctags | create a tags file | |
| diff | differential file and directory comparator | |
| error | analyze and disperse compiler error messages | |
| ex | text editor | |
| finger | user information lookup program | |
| ld | loader | |
| leave | remind you when you have to leave | |
| ls | list contents of directory | |
| man | find manual information by keywords; print out the manual | |
| more | file perusal filter for crt viewing | [ more, page ] |
| msgs | system messages and junk mail program | |
| nm | print name list | |
| passwd | change login password | |
| ps | process status | |
| script | make typescript of terminal session | |
| setquot | make block quota on a directory | |
| strip | remove symbols and relocation bits | |
| stty | set terminal options | |
| tset | set terminal modes | |
| ul | do underlining | |
| users | compact list of users who are on the system | |
| uuencode | encode a binary file for transmission via mail uudecode − decode a uuencode file | |
| uurec | receive processed news articles via mail | |
| uusend | send a file to a remote host | |
| vmstat | report virtual memory statistics | |
| vsh | visual shell | [ Vsh ] |
| w | who is on and what they are doing uptime − how long the system has been up and load average | |
| wc | word count | |
| whereis | locate source, binary, and or manual for program | |
| curses | screen functions with “optimal” cursor motion | |
| getpwent | get password file entry | [ getpwent, getpwuid, getpwnam, getpwmap, setpwent, endpwent ] |
| loadav | get load average | |
| regex | regular expression handler | [ re_comp, re_exec ] |
| termlib | terminal independent operation routines | [ tgetent, tgetnum, tgetflag, tgetstr, tgoto, tputs ] |
| apropos | locate commands by keyword lookup | |
| astags | compute a tags file for an assembler program | |
| chessclock | a poor mans chess clock | |
| ckdir | checksum the files in a directory to guard against/check for corruption | |
| clock | continually print the time of the day | |
| cxref | a simple C routine referencing program | |
| daytime | give the time to human-reasonable accuracy | |
| double | double strike output for faint ribbons | |
| edit | text editor (variant of the ex editor for new or casual users) | |
| ex | text editor | |
| expand | expand tabs to spaces | |
| eyacc | modified yacc allowing much improved error recovery | |
| fleece | look for files in home directories | |
| fmt | simple text formatter | |
| fold | fold long lines for finite width output device | |
| fopen | open a stream | [ fopen, freopen ] |
| from | who is my mail from? | |
| getNAME | get NAME sections from manual source for whatis/apropos data base | |
| getc | get character or word from stream | [ getc, getchar, fgetc, getw ] |
| gets | get a string from standard input | |
| grep | search a file for a pattern | |
| head | give first few lines of a stream | |
| iul | indicate underlining | |
| last | indicate last logins of users and teletypes | |
| libNS | modified standard i/o library allowing concurrent read/write to a stream | |
| libretro | library to fit version 7 programs on version 6 systems | |
| lock | reserve a terminal | |
| makewhatis | remake the data base for the whatis and apropos commands | |
| mkstr | create an error message file by massaging C source | |
| net | execute a command on a remote machine | |
| netcp | remote copy of files through the net | |
| netlog | print the last few lines of the network log file | |
| netlpr | use a remote lineprinter through the net | |
| netmail | read mail on a remote machine over the network | |
| netq | print contents of network queue | |
| netrm | remove a command from the network queue | |
| num | number lines | |
| pi | Pascal interpreter code translator | |
| pix | Pascal interpreter and executor | |
| print | pr to the line printer | |
| printenv | print out the environment | |
| px | Pascal interpreter | |
| pxp | Pascal execution profiler | |
| pxref | Pascal cross-reference program | |
| reset | reset the teletype bits to a sensible state | |
| see | see what a file has in it | |
| soelim | eliminate source directives from a nroff or troff stream | |
| ssp | limit to single spacing | |
| strings | find the printable strings in a object, or other binary, file | |
| tod | print out a message germane to the current time of day | |
| tra | copy out a file as it grows | |
| untmp | clean files out of /tmp | |
| vi | screen oriented (visual) display editor based on ex | |
| whatis | describe what a command is | |
| whoami | print effective current user id | |
| xstr | extract strings from C programs to implement shared strings | |