Useful tools on Ubuntu (H)

ubuntu_logo_81x81This post covers the utilities those start with H. Part of the series. The list is based on the applications available in the default Trusty repositories.

  1. hapm (System Administration) : An application that checks status of local TCP/UDP ports. It is a simple, light and fast daemon. Works with the Heartbeat daemon.
  2. haproxy (Networking) : TCP/HTTP reverse proxy which is particularly suited for high availability environments. It features connection persistence through HTTP cookies, load balancing, header addition, modification, deletion both ways. It has request blocking capabilities and provides interface to display server status.
  3. harden (System Administration) : Improves the security of the system.
  4. hardinfo (Miscellaneous – Graphical) : A small application that displays information about your hardware and operating system. It can detect PCI, ISA PnP, USB, IDE, SCSI, Serial and parallel port devices. It also has benchmarking capabilities.
  5. haveged (Miscellaneous – Text Based) : Userspace entropy daemon which is not dependent upon the standard mechanisms for harvesting randomness for the system entropy pool. This is important in systems with high entropy needs or limited user interaction (e.g. headless servers).
  6. hddtemp (Utilities) : Monitors and reports the temperature of PATA, SATA or SCSI hard drives by reading Self-Monitoring Analysis and Reporting Technology (S.M.A.R.T.) information on drives that support this feature.
  7. hdparm (System Administration) : Get/set device parameters for Linux SATA/IDE drives. Primary use is for enabling irq-unmasking and IDE multiplemode.
  8. headache (Development) : Allows a developer to add or remove the license note that one usually finds in a comment at the beginning of source files. It knows about the syntax of comments in different languages: Makefile, OCaml, C, (La)TeX.
  9. health-check (System Administration) : Monitors processes and optionally their child processes and threads for a given amount of time. At the end of the monitoring it will display the CPU time used, wakeup events generated and I/O operations of the given processes. It can be used to diagnose unhealthy bad processes.
  10. hexcurse, hexdiff, hexedit, hexer : Various hex and binary editors and diff viewers.
  11. hfsplus (Cross Platform) : Tools to access HFS+, a modernized version of Apple Computers HFS Filesystem.
  12. highlight (Development) : Converts sourcecode to HTML, XHTML, RTF, LaTeX, TeX, SVG, XML or terminal escape sequences with syntax highlighting. It supports several programming and markup languages. Language descriptions are configurable and support regular expressions.
  13. ho22bus (Utilities) : Application for second language learners to memorize words.
  14. homebank (GNOME Desktop Environment) : A fast, simple and easy to use program to manage your personal accounting. It has a lot of features such as easy analysis with graphical charts (statistics, budget, overdrawn, car cost), useful reports (“Where your money goes”, “Trend Time Report” ), multi-accounts support, budget management, reminder, import from OFX/QFX-CSV files, visual status of operations.
  15. hotssh (GNOME Desktop Environment) : An interface to Secure Shell, for GNOME and OpenSSH. It intends to be a better experience than simply invoking “ssh” from an existing terminal window.
  16. hping3 (Networking) : a network tool able to send custom ICMP/UDP/TCP packets and to display target replies like ping does with ICMP replies.
  17. ht (Development) : A file viewer, editor and analyzer for text, binary, and (especially) executable files – in other words it is an advanced hexeditor and disassembler. Supports many formats from ELF to JAVA CLASS files.
  18. htcheck(-php) (World Wide Web) : Utility for checking web site for dead or external links.
  19. htdig (World Wide Web) : A complete web search engine for a small domain or intranet. It is not meant to replace the major Internet-wide search engines; instead it is meant to cover the search needs of a single company, campus, or even a particular subsection of a website.
  20. htop (Utilities) : An ncurses-based process viewer similar to top, but it allows one to scroll the list vertically and horizontally to see all processes and their full command lines. Tasks related to processes (killing, renicing) can be done without entering their PIDs.
  21. httest (Development) : HTTP Test Tool is a script based tool for testing and benchmarking web applications, web servers, proxy servers and web browsers.
  22. httperf (World Wide Web) : Tool to measure web server performance.
  23. httpfs2 (World Wide Web) : a FUSE based filesystem for mounting http or https URLS as files in the filesystem. There is no notion of listable directories in http so only a single URL can be mounted. The server must be able to send byte ranges.
  24. httping (Networking) : Ping for HTTP. It sends requests to a hostname or a remote URL and it shows you how long it takes to connect, send a HTTP request and retrieve the reply (only the header).
  25. httpry (Networking) : Sniff or log HTTP packets in human readable or pcap format.
  26. httrack (World Wide Web) : An offline browser utility, allowing you to download a World Wide website from the Internet to a local directory, building recursively all directories, getting html, images, and other files from the server to your computer.
  27. hugin (Graphics) : A panorama photo stitching program.
  28. hunt (Networking) : Advanced packet sniffer and connection intrusion.
  29. hwb (Documentation) : The Hardware Book contains miscellaneous technical information about computers and other electronic devices. You will find the pinout to many common (and uncommon) connectors are available, as well as information about how to build cables.
  30. hydra(-gtk) (Networking) : Hydra is a parallelized login cracker which supports numerous protocols to attack.

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