• cronwhip – is a simple script to run cronjobs that would have been run since the last system shutdown.
• html2txt – is a Python script that converts a page of HTML into clean, easy-to-read plain ASCII text. Better yet, that ASCII also happens to be valid Markdown
• Asciiflow – Diagramme. In Ascii-Art. Awesome.
• The Great Typekit Table –
• Subtle Patterns – High quality patterns for your next web project
• Useful HTML-, CSS- and JavaScript Tools and Libraries –
• Active Directory Topology Diagrammer – reads an Active Directory configuration using LDAP, and then automatically generates a Visio diagram of your Active Directory and /or your Exchange Server topology.
• Gity – yet another open source git client for OS X
• csshx – is a tool to allow simultaneous control of multiple SSH sessions through OS X Terminal.app
• TuneConnect 2 – iTunes remote control software for Mac OS X
• tools-osx – A small collection of command line tools for Mac OS X, incl.: clipcat, eject, swuser & trash.

• The Upside of Downtime (Velocity 2010) – Great presentation about why Downtime sucks and how to appreciate this fact.
• One Thing Well – My Linux Setup – Pretty awesome minimal linux setup including some great software hints…
• sneakernet – is designed as a 99% offline campus filesharing network to distribute gigabyte-sized files to a network of upwards of several thousand users who all live within a square mile or so.
• Gitbox – is a Mac OS X graphical interface for Git version control system. In a single window you see branches, history and working directory status.
• Splunk – indexes data from any application, server or network device. It crawls logs, metrics, and other data from applications, servers and network devices and indexes it in a searchable repository from which it can generate graphs, reports and alerts.
• Git Reference – This is meant to be a quick reference for learning and remembering the most important and commonly used Git commands. The commands are organized into sections of the type of operation you may be trying to do, and will preset the common options and commands needed to accomplish these common tasks.
• Q10 – is a simple but powerful text editor designed and built with writers in mind. Windows only.
• mcollective – is a framework to build server orchestration or parallel job execution systems.
• damnvid – is a cross-platform application to download and convert videos from your hard drive or from dozens of video sharing websites like YouTube, Dailymotion, Veoh, Metacafe, etc. Basically, it's a video downloader and converter that sucks less.
• Objective-C Tutorial – Ein Tutorial zu Objective-C, XCode und Cocoa

• Energieverbrauch und Energiekosten von Servern und Rechenzentren in Deutschland (Green-IT) – BITKOM –
• PowerNap: Eliminating Server Idle Power –
• Greenpeace Guide to greener Electronics –
• Schöne neue Schule 2020 – the times they are a changing…
• Eucalyptus – Elastic Utility Computing Architecture for Linking Your Programs To Useful Systems – is an open-source software infrastructure for implementing "cloud computing" on clusters. The current interface to EUCALYPTUS is compatible with Amazon's EC2 interface, but the infrastructure is designed to support multiple client-side interfaces. EUCALYPTUS is implemented using commonly available Linux tools and basic Web-service technologies making it easy to install and maintain.

• The anatomy of cloud computing –
• Diakonos – the console text editor with a key mapping you practically already know. Easy to use and easy to configure, but potent in the hands of power users.
• GlusterFS – is a clustered file-system capable of scaling to several peta-bytes. It aggregates various storage bricks over Infiniband RDMA or TCP/IP interconnect into one large parallel network file system.
• Maperture – Combining the power of Aperture and Google Maps (the mapping engine you know and love), Maperture is a powerful, new edit plug-in that makes geotagging your photos a snap.
• HoudahGeo – may store latitude, longitude and altitude information right within the image file – invisibly with no loss of quality. HoudahGeo writes EXIF, XMP and IPTC tags. $30.

• tape.tv – watching music – Quite alternative music videos on the interwebs. Reminds me a bit of the good ol' Viva II days…
• Git Cheat Sheet –
• Automating ssh and scp across multiple hosts –
• Analyzing linux system performance and finding bottle necks –
• Systemueberwachung mit sysstat –

• tarpipe – simplifies the process of adding, sharing, and moving content among the web services you use, by allowing you to define a repeatable, automatic workflow.
• Hyperspaces – Customize Apples spacey using colors, desktop pictures, etc. Should be build in, is Shareware and in public preview for $12,95…
• Advantageous mp3 – find new music on iTunes, buy it DRM-free on Amazon MP3. Currently US only…
• EventBox – All in one social networking app on the Mac OS X Desktop… Shareware, $20.
• Hardware-Inventarisierung mit Open-Source – Schöner Übersichtsartikel…
• Fabric – is a simple pythonic remote deployment tool. Unlike Capistrano, Fabric wants to stay small, light, easy to change and not bound to any specific framework.
• The Big Mean Folder Machine – is an essential tool for anyone working with large file collections. It can split and merge file collections based on certain rules, filetypes size and other criteria… Shareware, 14,95€.
• pssh – The Parallel ssh project includes parallel versions of the shell (pssh), scp (pscp), rsync (prsync), and kill (pnuke).
• Gmail Modes – Different URLs for different modes. Might come in handy…
• The GTDAlt bundle workflow – Seems a bit complicated compared to a graphical solution but maybe it just needs another look at it…

• 10 Best WordPress Plugins for Google Adsense –
• Detecting packet injection: a guide to observing packet spoofing by ISPs –
• ARTE+7 – Das Fernsehprogramm von Arte noch sieben Tage lang sehen. Sehr nett.
• Securing ssh-agent on Mac OS X 10.5 (Leopard) –
• ssh-agent on Mac OS X 10.5 (Leopard) – Really good overview of the 10.5 ssh-agent implementation
• Time Machine Screen Saver – A screen saver featuring the Time Machine Background.
• Port Map and TCMPortMapper – User Application and Cocoa Library to work with some UPNP-enabled router.
• Ganglia – is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters.
• AmazonWatcher – is a software tool that allows you to monitor the availability and price change on hot items and helps you catch them before theyre gone.
• Download YouTube Videos as MP4 Files – Bookmaklet to download high quality mp4 videos from youtube.com

• scalr – is a fully redundant, self-curing and self-scaling hosting environment utilizing Amazon’s EC2
• Sicher twittern mit Twitterific – Wie man Twitterific auf https umstellt.
• Localize Bookmarklet – a slim bookmarklet that enables mapping, geocoding and geotagging directly in your Flickr photo page. It works with all common browsers without the need for any extension.
• Borkweb Apache Rewrite Cheatsheet –
• HostsWidget – Allows you to manipulate your /etc/hosts file quickly and easily.
• WordPress Flickr Manager – Handles uploading, modifying images on Flickr, and insertion into posts.
• Piwik – aims to be an open source alternative to Google Analytics. It gives interesting reports on your website visitors, your popular pages, the search engines keywords they used, the language they speak…
• SMSRotateD – is a demonstration application that triggers screen rotation based on the orientation data it retrieves from the Sudden Motion Sensor (SMS) built into newer Apple notebook models

• LanFTPd – is an ftp server with builtin zeroconf and ipv6 support.
• 40 signs you really are a lousy PHP programmer –
• BezelHUD – This is a plugin for the application launcher Quicksilver, reproducing the famous Bezel interface with HUD-Style.
• Backing up Ubuntu with TimeVault – An attempt to get TimeMachine like Backup functions to Ubuntu.
• SystemImager – is software which automates Linux installs, software distribution, and production deployment.

Cluster sind mehr oder weniger lose Zusammenschlüsse von Rechnern. Nutzt man sie für Hochverfügbarkeit steigt die Wahrscheinlichkeit exponential mit der Zeit, das ein Failover scheitert. Weitere Kennzeichen: Anschaffung sehr teuer, Kosten korrelieren mit dem Nichtfunktionieren.

(via: ende-der-vernunft.org)