• Blat – is a Win32 command line utility that sends eMail using SMTP or post to usenet using NNTP.
• TouchCursor – lets you use the home keys as cursor keys – in all Windows programs – keeping your fingers in the best position for fast typing.
• guard – is a command line tool to easily handle events on file system modifications (FSEvent / Inotify / Polling support).
• OnDir – is a program that automatically executes scripts as you traverse directories at a terminal.
• PDFMiner – is a tool for extracting information from PDF documents. Unlike other PDF-related tools, it focuses entirely on getting and analyzing text data. PDFMiner allows one to obtain the exact location of text in a page, as well as other information such as fonts or lines. It includes a PDF converter that can transform PDF files into other text formats (such as HTML). It has an extensible PDF parser that can be used for other purposes than text analysis.
• Trimage – is a cross-platform GUI and command-line interface to optimize image files, depending on the filetype (currently, PNG and JPG files are supported). It was inspired by imageoptim.
• ImageOptim – optimizes images – so they take up less disk space and load faster – by finding best compression parameters and by removing unnecessary comments and color profiles. It handles PNG, JPEG and GIF animations.
• Vim Tips – Very nice collection of vim tips
• eSleeper – is a 21st century cat basket, an ideal resting location for any cat.
• Attribute Changer – is a power user tool to change all kind of file and folder attributes, date, time and even NTFS compression.

It’s a sysadmin relative of the Perl Advent Calendar: One article for each day of December, ending on the 25th article. With the goals of of sharing, openness, and mentoring, we aim to provide great articles about systems administration topics written by fellow sysadmins.

Ein Feed, der das ganze Jahr über ruht, nur um dann ab dem ersten Dezember einen Hammer-Post nach dem nächsten raus zu hauen. Auch die Archive aus den mittlerweile drei vergangenen Jahren sind immer noch ausgesprochen lesenswert.

Für alle Sysadmins und sonstige Geeks ist das ein mehr als empfehlenswerter Adventskalender.

• spark – A little shell script that lets you generate sparklines at the command line.
• glogg – is a multi-platform GUI application to browse and search through long or complex log files. It is designed with programmers and system administrators in mind. glogg can be seen as a graphical, interactive combination of grep and less.
• ResophNotes – Notational Velocity clone for Windows including Simplenote-sync and Markdown support
• Pandoc – is your swiss-army knife if you need to convert files from one markup format into another. Need to generate a man page from a markdown file? No problem. LaTeX to Docbook? Sure. HTML to MediaWiki? Yes, that too.
• GitLab – is your own lite app for projects/repositories hosting on your server. Basically it is a free GithHub Clone written in Ruby on Rails.
• Coordino – allows you to create a question and answer system for you and your users to enjoy. Basically it is a free StackOverflow Clone written in PHP.
• KeyStroke – is a Safari extension that provides customizable keyboard shorcuts for common tasks and enhancements.
• Samurize – is an advanced system monitoring and desktop enhancement engine for Windows. IT professionals, overclockers, gamers and desktop modders alike use Samurize for system information, weather reports, news headlines and much much more.
• dexy – is an open source document automation tool that can help you create documents using your favourite programming languages and your favourite software.
• MarkdownPad – is a full-featured Markdown editor for Windows.

• threesome – is a Vim plugin for resolving conflicts during three-way merges. It's designed to be used as a merge tool for version control systems like Mercurial and Git.
• efa – is a commandline client for the http://efa.vrr.de web interface. It can request itineraries for train/tram/bus connections throughout Germany, based on various parameters such as date/time, preferred train types and such. It is most useful inside the VRR, but works fine for the rest of Germany as well.
• Format Factory – is a multifunctional media converter for Windows.
• qlmarkdown – is a simple QuickLook generator for Markdown files.
• LastHistory – allows you to analyze music listening histories from Last.fm through an interactive visualization and to explore your own past by combining the music you listened to with your own photos and calendar entries.
• How to clean Apple products –
• Bookmarklets for text manipulation – Quickly create markdown links to current page with selected text.
• Mass Deploying Time Machine in Mac OS X Lion – The tmutil command allows administrators to enable Time Machine, make snapshots, kick off backups, delete snapshots, perform restores, configure options within Time Machine and, with a little scripting, build a centralized dashboard, pulling in Time Machine statistics from clients.
• boom – motherfucking text snippets on the command line.
• HOWTO Use UTF-8 Throughout Your Web Stack – You write web apps. You understand the web is global, and want to support internationalization. You want UTF-8.

• Marked – opens MultiMarkdown, Markdown, Text or HTML files and previews them as HTML documents. It watches the file for changes, updating the preview any time the file is saved.
• Stupid htaccess Tricks – this article covers just about every htaccess trick in the book.
• URL Rewriting for Beginners – A beginner's guide to URL rewriting, with plenty of examples.
• IP Scanner – scans your local area network to determine the identity of all machines and internet devices on the LAN.
• vitunes – lets you control and navigate iTunes from the comfort of Vim.
• DotShare.it – is the attempted solution to all of the sporadic "Post your X configs!" threads on various distro's forums.
• Cool, but obscure unix tools – Just a list of 20 (now 28) tools for the command line. Some are little-known, some are just too useful to miss, some are pure obscure
• Surfraw – provides a fast unix command line interface to a variety of popular WWW search engines and other artifacts of power.
• Observium – is an autodiscovering PHP/MySQL/SNMP based network monitoring which includes support for a wide range of network hardware and operating systems including Cisco, Linux, FreeBSD, Juniper, Foundry, HP and many more.
• HTML-Ipsum – A handy collection of dummy HTML markup, pre-greeked for your convenience.

• Boxer – plays all the MS-DOS games of your misspent youth, right here on your Mac.
• Vim Recipes – is a free cookbook for Vim, the popular text editor. It does not replace Vim's excellent built-in documentation, but complements it by focussing on tasks rather than commands.
• WinSplit Revolution – is a small utility which allows you to easily organize your open windows by tiling, resizing and positioning them to make the best use of your desktop real estate
• flashbake – A seamless source control solution combines the convenience of automated back up with the power of source version control.
• ScraperWiki – is a platform for writing and scheduling screen scrapers, and for storing the data they generate
• The Motherfucking Manifesto For Programming, Motherfuckers – We are tired of XP, Scrum, Kanban, Waterfall, Software Craftsmanship (aka XP-Lite) and anything else getting in the way of…Programming, Motherfucker.
• How to use iWeb to build a killer frontpage for your Facebook Fan Page. –
• PHP-RegExp-Tutorial – Ausführliche, deutschsprachige Informationen zum Aufbau und zur Verwendung von Regulären Ausdrücken in PHP.
• CLCL – Is a clipboard caching utility for Windows. Works with text and files.
• git-friendly – is a collection of shell scripts for automating basic git workflows that you probably find yourself typing over and over again.

• Colored word-based diff – A wrapper that does what I want most of the time, and colorizes the output is cwdiff. Version control systems can easily be coerced into using this wrapper instead of diff.
• Meslo-Font – Customized version of Apple's Menlo font. Great monospaced font for development work. Should also work with the Windows Console
• The Ultimate Wget Download Guide With 15 Awesome Examples –
• Threshold – A universal quick entry field for OS X
• Sidestep – is an open-source application for Mac OS X that sits quietly in the background, protecting your security and privacy as you browse the web.
• blueMarine – An open source application for the digital photo workflow, the blueMarine project will provide you an all-in-one tool for managing your photos, from the shoot up to the archiving and beyond. blueMarine is an expandable, open platform and includes specific support for different photographers communities, as well as the latest technologies.
• Insufficiently known POSIX shell features – all the tricks below work in every POSIX shell I know of. None of them are bashisms.
• lipsync – is an open source, lightweight service that provides command-line, Dropbox – like syncing in Linux using OpenSSH, rsync, unison and lsyncd.
• gfxCardStatus – is a menu bar application that keeps track of which graphics card your unibody, dual-GPU MacBook Pro is using at any given time, and allows you to switch between them on demand.
• Darik's Boot And Nuke – ("DBAN") is a self-contained boot disk that securely wipes the hard disks of most computers. DBAN will automatically and completely delete the contents of any hard disk that it can detect, which makes it an appropriate utility for bulk or emergency data destruction.

• Tweet Nest – A browsable, searchable and easily customizable archive and backup for your tweets
• git mail – Why to store your mail in git
• ttyload – is a little *NIX utility… to give a color-coded graph of load averages over time.
• Backup Loupe – is an extension for TimeMachine on OS X
• SoyWiki – turns Vim into a powerful, lean, and fast wiki. It’s got all the protein of a more conventional wiki, but less saturated fat and no cholesterol.
• Git Immersion – is a guided tour that walks through the fundamentals of Git, inspired by the premise that to know a thing is to do it.
• ClipCube – is a tiny clipboard history tool under development for Windows: it sits in the system tray, recording copied text for later use.
• How to write vim plugins with python – You only need very little knowledge of VimL to be able to write plugins, if you know Python (or Ruby).
• DiskWave – is a free disk usage utility. It helps you determine where most of your hard drive space is consumed. DiskWave was previously known as WhichSize.
• SABnzbd – makes Usenet as simple and streamlined as possible by automating everything we can. All you have to do is add an .nzb. SABnzbd takes over from there, where it will be automatically downloaded, verified, repaired, extracted and filed away with zero human interaction.

• RFC 1855: Netiquette Guidelines – This document provides a minimum set of guidelines for Network Etiquette (Netiquette) which organizations may take and adapt for their own use.
• Celerity – is a JRuby wrapper around HtmlUnit – a headless Java browser with JavaScript support. It provides a simple API for programmatic navigation through web applications.
• cucumber-nagios – lets you describe how a system should work in natural language, and outputs whether it does in the Nagios plugin format
• Traverso – Is an audio recording and editing program which is very well suited to record a single voice, a band, an ensemble, a whole orchestra or any other source of music
• VimGolf – Real Vim ninjas count every keystroke – do you?
• Ad Hoc Data Analysis From The Unix Command Line – Your friends: cat, find, grep, wc, cut, sort, uniq
• Free e-books for Windows administrators – This is a list of free e-books that are useful for Windows administrators. It will be regularly updated.
• Review Board – is a powerful web-based code review tool that offers developers an easy way to handle code reviews. It scales well from small projects to large companies and offers a variety of tools to take much of the stress and time out of the code review process.
• Shelf – is an app for MacOS that looks at the current foreground application, and tries to figure out if what you’re looking at corresponds to a person in your Address Book. Then it’ll tell you things about them.
• NanoCount – is a little utility for MacOS X. It provides a word count feature for TextEdit, OS X's built-in word processor.

• Guide to using Screen and Irssi –
• logstalgia – is a website traffic visualization that replays or streams Apache web-server access logs as a pong-like battle between the web server and an never ending torrent of requests.
• gource – is a software version control visualization tool.
• The git pickaxe: finding changes was never easier – Wouldn't it be great if you could find all the changes to a line in your entire history? Sort of like git blame, but only for revisions that match some string.This is where git's pickaxe functionality comes in.
• ClipX – is a tiny clipboard history manager for windows. It is sweet, it is free, use it.
• Git sync via USB –
• Vmail – is a Vim interface to Gmail
• pit – is a command-line project manager that integrates with Git
• Cram – is a functional testing framework for command line applications based on Mercurial's unified test format.