coldboot chronicles the history of software: the operating systems, editors, databases, and ideas that shaped computing, from the vacuum-tube era to the app store.https://coldboot.foo/https://coldboot.foo/ancient/a-0/https://coldboot.foo/ancient/a-0/Grace Hopper's A-0 work made program construction a computer task, selecting library routines and arranging their addresses before execution.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/basic/https://coldboot.foo/ancient/basic/Dartmouth BASIC gave learners a compact way to describe computation; a running total shows how numbered source, loops and changing values fit together.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/cobol/https://coldboot.foo/ancient/cobol/COBOL's initial specification put business records and decimal interpretation alongside procedures, making field structure part of a program's meaning.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/ctss/https://coldboot.foo/ancient/ctss/CTSS made interactive work on a shared computer practical by coordinating short execution turns, saved state and the distinction between running and waiting.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/fortran/https://coldboot.foo/ancient/fortran/FORTRAN's IBM 704 compiler brought formula-based source and attention to efficient generated code together, changing how numerical programs could be prepared.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/lisp/https://coldboot.foo/ancient/lisp/Early LISP used pairs, symbolic expressions and recursive functions to make a program work through structured information rather than only numerical values.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/manchester-baby/https://coldboot.foo/ancient/manchester-baby/The Manchester Baby's 1948 stored program turned memory into a place for both numbers and instructions, testing a new machine with deliberately repetitive arithmetic.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/nls/https://coldboot.foo/ancient/nls/NLS showed structured documents, links and shared work; an original tree model explains how navigation and view controls can change the screen without changing the underlying material.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/sketchpad/https://coldboot.foo/ancient/sketchpad/Sketchpad let geometry carry relationships: constraints described what must hold, while instances connected repeated shapes to shared definitions.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/smalltalk/https://coldboot.foo/ancient/smalltalk/Early Smalltalk organized computation around objects and messages; a checked clock-and-walker model explains shared vocabulary, independent state and receiver-defined behavior.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/spacewar/https://coldboot.foo/ancient/spacewar/Spacewar! made the computer a shared playground for two players; its motion illustrates why position, velocity and orientation are separate pieces of state.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/system-r/https://coldboot.foo/ancient/system-r/System R explored how relational requests could become practical execution plans; an original scan-versus-index example shows why equivalent answers can have different costs.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/ancient/unix/https://coldboot.foo/ancient/unix/Unix grew from a small 1969 system into an environment of connected tools; original models of shared file objects and text pipelines make those connections explicit.Sun, 11 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/autocad/https://coldboot.foo/1980s/autocad/How early AutoCAD turned desktop drafting into editable geometry, reusable parts, and a practical business on small computers.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/cpp/https://coldboot.foo/1980s/cpp/Bjarne Stroustrup combined classes and systems programming under constraints that made implementation cost part of the language's identity.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/dbase-iii/https://coldboot.foo/1980s/dbase-iii/How Ashton-Tate made records, reports, and small business applications accessible through one unusually productive command prompt.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/excel-mac/https://coldboot.foo/1980s/excel-mac/The first Excel combined a graphical worksheet, calculations, and charts on the Macintosh before it reached Windows.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/gcc/https://coldboot.foo/1980s/gcc/GCC combined portable code generation with freely modifiable source, making the compiler itself part of a shared development foundation.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/gnu-emacs/https://coldboot.foo/1980s/gnu-emacs/GNU Emacs made editing commands, documentation, and user extensions parts of the same programmable environment.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/hypercard/https://coldboot.foo/1980s/hypercard/HyperCard let Macintosh users move from browsing information to designing cards and scripting the behavior of their own small applications.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/ibm-db2/https://coldboot.foo/1980s/ibm-db2/How IBM's early-1980s relational database brought SQL, joins, and cost-based query planning into enterprise computing.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/lotus-1-2-3/https://coldboot.foo/1980s/lotus-1-2-3/How a fast spreadsheet, integrated charts, and dependency-aware recalculation turned the personal computer into a business modeling tool.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/macpaint/https://coldboot.foo/1980s/macpaint/How Bill Atkinson and Susan Kare helped turn individual black and white pixels into a responsive, approachable drawing medium.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/mathematica/https://coldboot.foo/1980s/mathematica/Mathematica combined symbolic mathematics, numerical calculation, graphics, and a notebook interface around a common language of expressions.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/matlab/https://coldboot.foo/1980s/matlab/An educational matrix calculator became a commercial tool by putting trusted numerical methods within an experimenter's reach.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/microsoft-word-1983/https://coldboot.foo/1980s/microsoft-word-1983/How the first Word joined selection, formatting properties, and a limited screen preview—and why its original manual complicates the usual WYSIWYG story.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/minix/https://coldboot.foo/1980s/minix/MINIX made a working Unix-like operating system small enough to explain, with source code that students could read and modify.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/ms-dos/https://coldboot.foo/1980s/ms-dos/From Tim Paterson’s 86-DOS to IBM’s PC DOS: how a modest operating system, compatible applications, and a licensing strategy helped shape personal computing.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/pagemaker/https://coldboot.foo/1980s/pagemaker/Aldus joined page layout, Macintosh graphics, and laser printing into a workflow small publishers could control.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/perl/https://coldboot.foo/1980s/perl/Early Perl joined text matching, associative arrays, and Unix process tools into a practical language for the work between larger programs.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/postscript/https://coldboot.foo/1980s/postscript/Adobe's page language separated the description of a design from the machinery needed to print it.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/powerpoint/https://coldboot.foo/1980s/powerpoint/The original Macintosh PowerPoint put editable slides, speaker notes, and printed handouts into a single presentation workflow.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/tex82/https://coldboot.foo/1980s/tex82/How the 1982 rewrite of TeX made mathematical publishing a problem of software, optimization, and reproducible design.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/windows-1-0/https://coldboot.foo/1980s/windows-1-0/The first Windows offered a shared interface and programming environment within the constraints of the DOS personal computer.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/word-for-windows/https://coldboot.foo/1980s/word-for-windows/The 1989 Windows version of Word joined graphical editing, reusable formatting, and substantial document machinery on ordinary PCs.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1980s/x-window-system/https://coldboot.foo/1980s/x-window-system/MIT's networked graphics architecture let programs run elsewhere while keeping their windows in front of the user.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/apache/https://coldboot.foo/1990s/apache/Apache's 1995 redesign combined reusable server processes with a modular request architecture, making shared maintenance and practical web service part of the same project.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/doom/https://coldboot.foo/1990s/doom/Doom's spatial partitioning let its renderer order geometry and reject hidden regions, while named resources made the game world separable from much of the engine.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/gimp/https://coldboot.foo/1990s/gimp/GIMP's early Unix releases made image editing extensible, with graphical tools and plug-ins that turned pixel data into a shared working material.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/java/https://coldboot.foo/1990s/java/Java's 1995 announcement proposed a portable execution environment, with bytecode separating the distributed program from the machine that carried it out.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/javascript/https://coldboot.foo/1990s/javascript/JavaScript's 1995 beginnings put a small event-driven language inside the browser, connecting form fields, text conversion and immediate local feedback.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/linux/https://coldboot.foo/1990s/linux/Linux's early public releases combined a useful Unix-like kernel with visible limitations, available source, and a practical invitation to improve the system.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/mosaic/https://coldboot.foo/1990s/mosaic/Mosaic's 1993 releases joined practical browser navigation with inline images, making an illustrated page a composition of separately retrieved resources.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/mysql/https://coldboot.foo/1990s/mysql/MySQL's early SQL interface connected fast table routines to relational queries, letting applications ask for combinations of data without permanently combining their records.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/netscape-navigator/https://coldboot.foo/1990s/netscape-navigator/Navigator 1.0 helped make the web a place for ongoing transactions, with cookies carrying small pieces of state between separate requests.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/pgp/https://coldboot.foo/1990s/pgp/PGP's 1991 release combined public-key and conventional encryption in a working personal privacy tool, while leaving identity and trust as separate responsibilities.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/photoshop/https://coldboot.foo/1990s/photoshop/Photoshop brought image editing into one Macintosh application, where selections, channels, tonal adjustments, and print preparation worked on sampled image data.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/php/https://coldboot.foo/1990s/php/PHP's early server-side tools grew into an embedded language that assembled pages before delivery, bringing reusable presentation and application work into the same request.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/postgresql/https://coldboot.foo/1990s/postgresql/PostgreSQL's community-era development culminated in a 1999 concurrency model that let readers use consistent snapshots while writers changed data.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/python/https://coldboot.foo/1990s/python/Python's 1991 public debut combined clear control flow with useful objects, modules, and exceptions, making ordinary programming work easier to express.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/visual-basic/https://coldboot.foo/1990s/visual-basic/Visual Basic brought a visual form designer and BASIC together, making Windows application behavior something programmers could build a piece at a time.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/windows-95/https://coldboot.foo/1990s/windows-95/Windows 95 made everyday work easier to find while balancing preemptive Win32 execution with the shared code and cooperative behavior older applications expected.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/windows-nt/https://coldboot.foo/1990s/windows-nt/Windows NT 3.1 put a familiar Windows environment over a protected operating system whose memory boundaries were part of the design.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/wolfenstein-3d/https://coldboot.foo/1990s/wolfenstein-3d/Wolfenstein 3D turned a constrained grid world into a fast first-person view, making the geometry it could omit as important as the geometry it drew.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/1990s/worldwideweb/https://coldboot.foo/1990s/worldwideweb/The first web browser and editor turned distributed documents into a navigable information system, with a deliberately modest protocol behind the click.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/ajax/https://coldboot.foo/2000s/ajax/A 2005 name made asynchronous browser applications easier to discuss, while moving ordering, failure and state management into the interface.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/amazon-s3/https://coldboot.foo/2000s/amazon-s3/S3's 2006 launch offered an Internet storage interface organized around objects and keys, shifting capacity work away from the application's rented disk.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/bittorrent/https://coldboot.foo/2000s/bittorrent/Bram Cohen's 2003 account of BitTorrent explains how pieces, peer discovery and selective uploading redistributed the work of delivering a popular file.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/chrome/https://coldboot.foo/2000s/chrome/Chrome's 2008 Windows beta treated active web content as work to separate from the browser, with process boundaries that limited some failures and created new coordination costs.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/firefox/https://coldboot.foo/2000s/firefox/Firefox 1.0 made browser choice practical through migration, tabs and extensions, while keeping a user's profile separate from the application.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/git/https://coldboot.foo/2000s/git/Git's 2005 object model connected identifiable snapshots into histories that developers could branch, inspect and combine locally.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/google-maps/https://coldboot.foo/2000s/google-maps/Google Maps' 2005 browser interface made geography something to manipulate continuously, with tiles that could be reused as the view moved.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/iphone-sdk/https://coldboot.foo/2000s/iphone-sdk/The 2008 iPhone SDK and App Store joined native tools, touch-driven application design and a controlled route from a developer's build to a user's phone.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/itunes-store/https://coldboot.foo/2000s/itunes-store/The 2003 iTunes Music Store joined purchasing to library management, making digital music convenient while giving the application a new role in enforcing usage rules.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/mac-os-x/https://coldboot.foo/2000s/mac-os-x/The March 2001 release put Aqua above a protected, preemptive operating system while keeping a route back to older Macintosh applications.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/minecraft/https://coldboot.foo/2000s/minecraft/Minecraft's 2009 public beginnings made a block world into a construction medium, where simple edits could change both the scene and the possibilities of play.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/rails/https://coldboot.foo/2000s/rails/Rails 1.0 joined database models, request handling and templates through conventions that made an ordinary web application easier to assemble.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/scratch/https://coldboot.foo/2000s/scratch/Scratch's 2007 public emergence joined visible programming blocks, media projects and a community where executable work could be inspected and changed.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/sqlite/https://coldboot.foo/2000s/sqlite/SQLite's early releases made SQL an application component, then rebuilt the storage machinery that made the arrangement dependable.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/steam/https://coldboot.foo/2000s/steam/Steam's 2003 client and 2004 Half-Life 2 preloading turned game delivery into a managed relationship among accounts, local files and continuing updates.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/ubuntu/https://coldboot.foo/2000s/ubuntu/Ubuntu's first release made a selected desktop, a predictable release rhythm and continued maintenance into the product surrounding Linux.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/wikipedia/https://coldboot.foo/2000s/wikipedia/Wikipedia's 2001 launch made an encyclopedia into an editable web project, where recovery, comparison and discussion became part of publishing.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/windows-xp/https://coldboot.foo/2000s/windows-xp/Windows XP brought the Windows 2000 lineage to home PCs, while its access controls and later security changes exposed the distance between capability and configuration.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/wordpress/https://coldboot.foo/2000s/wordpress/WordPress's 2003 beginning separated the work of writing a weblog from repeatedly assembling its HTML, with templates, stored posts and feeds doing the routine work.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2000s/world-of-warcraft/https://coldboot.foo/2000s/world-of-warcraft/The 2004 World of Warcraft turned quests, experience and group rewards into persistent records around which players organized their time.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/android-4/https://coldboot.foo/2010s/android-4/Ice Cream Sandwich unified Android's phone and tablet direction while making application authors confront the space their interfaces actually needed.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/blender-280/https://coldboot.foo/2010s/blender-280/Blender 2.80 paired a revised creative interface with new scene organization and real-time rendering, changing both how artists worked and how a scene could be presented.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/chrome-os/https://coldboot.foo/2010s/chrome-os/The first retail Chromebooks made browser computing a maintenance model, with verified startup and replaceable system images.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/docker/https://coldboot.foo/2010s/docker/Docker's 2013 releases made Linux containers useful as layered application packages, without making the surrounding machine disappear.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/figma/https://coldboot.foo/2010s/figma/Figma's 2016 public release made simultaneous design work a property of the shared document, with conflict rules that still needed careful definition.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/ipad-software/https://coldboot.foo/2010s/ipad-software/The iPad's 2010 software combined a larger touch interface with a carefully bounded application lifecycle.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/jupyter/https://coldboot.foo/2010s/jupyter/The 2014 Jupyter announcement gave language-independent notebook tools a home, while making the difference between a saved result and a repeatable computation visible.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/kubernetes-1/https://coldboot.foo/2010s/kubernetes-1/Kubernetes' 2015 version 1.0 release separated application identity, replica maintenance and readiness instead of treating a launched container as a finished deployment.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/lets-encrypt/https://coldboot.foo/2010s/lets-encrypt/Let's Encrypt's 2015 public beta made domain-validated certificates free and automatable, turning renewal into recurring operations rather than an occasional purchase.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/minecraft-1/https://coldboot.foo/2010s/minecraft-1/Minecraft's 2011 full release gave an open-ended block world a formal milestone without taking its possibilities away from the player.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/proton/https://coldboot.foo/2010s/proton/Proton's 2018 Steam Play beta packaged Windows compatibility for Linux gaming, making translation and its remaining limits part of a routine launch workflow.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/react/https://coldboot.foo/2010s/react/React's 2013 public releases moved interface maintenance from scattered DOM edits toward repeatable component descriptions.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/signal-2/https://coldboot.foo/2010s/signal-2/Signal's March 2015 iPhone messaging release combined familiar mobile habits with end-to-end encryption, while leaving identity and device trust as distinct problems.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/slack/https://coldboot.foo/2010s/slack/Slack's 2014 commercial launch made workplace conversation, files and machine notifications share a searchable place, with new burdens of attention and access.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/steam-workshop/https://coldboot.foo/2010s/steam-workshop/The 2011 Team Fortress 2 Workshop made community-made items easier to submit, discuss, and consider for a living game.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/systemd/https://coldboot.foo/2010s/systemd/The experimental 2010 init system separated service availability, startup order, and supervision to make Linux boot a different kind of problem.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/tensorflow/https://coldboot.foo/2010s/tensorflow/TensorFlow's November 2015 open-source release separated graph construction from execution and made gradient-based training part of a reusable computational description.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/vscode-1/https://coldboot.foo/2010s/vscode-1/VS Code 1.0 combined a focused editor with a stable extension boundary, letting language tools supply knowledge that the interface could present.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/webassembly/https://coldboot.foo/2010s/webassembly/WebAssembly's 2017 deployment milestone gave browsers a shared binary execution format whose validation guarantees were useful and deliberately limited.Sat, 10 Oct 2026 00:00:00 GMThttps://coldboot.foo/2010s/windows-8/https://coldboot.foo/2010s/windows-8/Windows 8 tried to add a touch-oriented application system while preserving the desktop's much less restricted expectations.Sat, 10 Oct 2026 00:00:00 GMT