Section 8
- h2o · optimized HTTP/1.x, HTTP/2 server
- ha_logd · Logging Daemon for High-Availability Linux
- ha_logger · Log a message to files and/or syslog through the HA Logging Daemon
- hackbench · scheduler benchmark/stress test
- hald · HAL daemon
- halt · stop the system
- hapm · local TCP port monitor used with Heartbeat (HA)
- hard-reboot · reboot your system immedeately
- hardirqs-bpfcc · Measure hard IRQ (hard interrupt) event time. Uses Linux eBPF/bcc.
- hashalot · read a passphrase and print a hash
- hashstats · Print information about a duperemove hashfile
- haskell-utils · utility for managing Haskell compilers
- hastctl · Highly Available Storage control utility
- hastd · Highly Available Storage daemon
- haveged · Generate random numbers and feed Linux's random device.
- hb_report · create report for CRM based clusters (Pacemaker)
- hccontrol · Bluetooth HCI configuration utility
- hciattach · attach serial devices via UART HCI to BlueZ stack
- hciconfig · configure Bluetooth devices
- hcid · Bluetooth Host Controller Interface Daemon
- hcidump · Parse HCI data
- hcsecd · control link keys and PIN codes for Bluetooth devices
- hd-idle · spin down idle hard disks
- hdapsd · park the drive in case of an emergency
- hddtemp · Utility to monitor hard drive temperature
- hdparm · get/set SATA/IDE device parameters
- health-check · a tool to measure system events.
- heartbeat · Heartbeat subsystem for High-Availability Linux
- HELLO · No manpage for this program, utility or function.
- helper-mux · Concurrency protocol multiplexer for Squid helpers
- hfaxd · HylaFAX client-server protocol server
- hfs.util · HFS+ file system utility
- hg-ssh · restricted ssh login shell for Mercurial
- hibernate · save your computer's state to disk, and then switch it off
- hibernate-disk · save your computer's state to disk, and then switch it off
- hibernate-ram · save your computer's state to disk, and then switch it off
- hid2hci · Bluetooth HID to HCI mode switching utility
- hidups · Experimental driver for HID UPS equipment
- hinfo-update · Fetch hinfo dnsbl and whois data files
- hippotat-setup-permissions · set up permissions for (non-root) use of hippotat
- hisaxctrl · configure HiSax-Module
- hitch · high performance TLS proxy
- hlbr · Hogwash Light BR
- hlfsd · home-link file system daemon
- hobbit-enadis.cgi · CGI program to enable/disable Xymon tests
- hobbit-mailack · permit acknowledging alerts via e-mail
- hobbitd · Master network daemon for a Xymon server
- hobbitd_alert · hobbitd worker module for sending out alerts
- hobbitd_channel · Feed a hobbitd channel to a worker module
- hobbitd_client · hobbitd worker module for client data
- hobbitd_filestore · hobbitd worker module for storing Xymon data
- hobbitd_history · hobbitd worker module for logging status changes
- hobbitd_hostdata · hobbitd worker module for storing historical client data
- hobbitd_rrd · hobbitd worker module for updating Xymon RRD files
- hobbitd_sample · example of a hobbitd worker module
- hobbitfetch · fetch client data from passive clients
- hobbitlaunch · Master program to launch other Xymon programs
- hold · zmailer deferred processing transport agent
- honest_identd · another minimal RFC 1413 auth server
- honeyd · Honeypot Daemon
- hook.lua · bootloader hook module
- horst · Highly Optimized Radio Scanning Tool
- hostapd · IEEE 802.11 AP, IEEE 802.1X/WPA/WPA2/EAP/RADIUS Authenticator
- hostapd_cli · text-based frontend program for interacting with hostapd(8)
- hostctl · display or modify contents of the host's key-value store
- hostinfo · host information
- hostip · Resolve a host name to an IP address
- hoststat · an electronic mail transport agent
- hotplug · Linux hotplugging support scripts
- hotplugd · devices hot plugging monitor daemon
- hp+-diag · Diagnostic program for HP PC LAN+ (27247B and 27252A) ethernet cards
- hp100vg-diag · Diagnostic program for HP 100VG vetwork adaptors
- hping · send (almost) arbitrary TCP/IP packets to network hosts
- hping2 · send (almost) arbitrary TCP/IP packets to network hosts
- hping3 · send (almost) arbitrary TCP/IP packets to network hosts
- hprop · propagate the KDC database
- hpropd · receive a propagated database
- hpsockd · No manpage for this program, utility or function.
- htadm · No manpage for this program, utility or function.
- htcacheclean · Clean up the disk cache
- htdigconfig · script to create fuzzy databases for ht://Dig
- htdigest · manipulate MD5 password files for the Apache server
- htpasswd · manipulate password files for the Apache server
- htpdate · Time synchronization (daemon)
- http-gw · Gopher / HTTP proxy
- httpd · Apache Hypertext Transfer Protocol Server
- httpd-wrapper · Wrapper script for httpd web server
- httpd_selinux · Security Enhanced Linux Policy for the httpd daemon
- httpdconfig · No manpage for this program, utility or function.
- httppower · communicate with HTTP based power distribution units
- httxt2dbm · Generate dbm files for use with RewriteMap
- huawei-ups2000 · Driver for Huawei UPS2000 (1kVA-3kVA) UPS with USB or RS-232 serial Modbus connection.
- hubicfuse · mount hubiC storage
- hugeadm · Configure the system huge page pools
- hugectl · Control policy for backing text, data and malloc() with hugepages
- hugeedit · Set default policy for backing text and data with hugepages
- hunt · Network security auditing tool.
- hv_kvp_daemon · Hyper-V Key Value Pair Daemon
- hv_vss_daemon · Hyper-V Volume Shadow Copy Service Daemon
- hwclock · time clocks utility
- hwinfo · probe for hardware
- hwlatdetect · program to control the ftrace kernel hardware latency detection
- hwstamp_ctl · set time stamping policy at the driver level
- hybserv · daemon which provides IRC services