All notable changes to the directory data are documented in this file.

The format is based on Keep a Changelog. Historical entries were reconstructed from git history because older releases were not tagged. Dates refer to commit dates on the main history; older README-only changes sometimes record link-title rewrites as remove/add pairs.

• Added period filter and refined metadata badges.
• Added editorial transparency documentation, including an editorial policy, expanded contribution guidance, and clearer project responsibility notes.
• Added entry provenance fields for added dates, review status, authors, reviewers, and contributors.
• Backfilled entry provenance from git history with inferred dates, authors, and contributors.

• Updated external URLs for shifted resources.

• Added this reconstructed data changelog.

• Added World Radio History.
• Added Kulturgüter der Schweiz online.
• Added Zotero groups Digitale Quellenkritik and Historical Network Research.
• Added Critical AI Literacy for Historians.
• Added six Southeast Asian and African database entries: National Library of South Africa Digital Collections, ProQuest, South Asia Commons, South Asian Newspapers, Southeast Asian & Caribbean Images (KITLV), and Southeast Asian Newspapers.

• Reclassified Southeast Asian & Caribbean Images (KITLV) from Netherlands to Global.
• Classified resource types and periods across many structured entries.
• Migrated canonical data from src/lib/data/entries.json to data/entries.json, then to individual entries/*.qmd pages with entry metadata and screenshot fields.
• Marked placeholder screenshots explicitly after the Quarto migration.

• Removed outdated We think History.

• Added SKKG Digital Collection.
• Added Icelandic resources: handrit.is, islandskort.is, ÍSMÚS, and tímarit.is.
• Added EuroDocs – Online Sources for European History.
• Added Dutch resources Atlas of Mutual Heritage and Topotijdreis.
• Added Scripta Paedagogica.
• Added Grundlagen, Methoden und Anwendungen der Digital History.
• Added swissnatcoll.

• Updated the handrit.is description.
• Standardized language metadata, including EuroDocs language codes, removal of mul language values, and conversion of Dendi to ISO code ddn.
• Removed sheet music from a resource type field where it did not fit the allowed type vocabulary.
• Normalized period values with validation and edge-case handling.
• Normalized and validated region, language, and resource type values.
• Updated swissnatcoll metadata to English-only and modern-period classification.

• Removed histHub.

• Added West African Arabic Manuscript Database.
• Added Introduction to Python for Humanists.
• Added Sources Online.

• Added Crafting Digital History, FOCAL, Fxtop, HathiTrust, and Sammlung Schweizerischer Rechtsquellen online during the SvelteKit/data migration.
• Added Introduction to Digital History.
• Added transcriptiones.
• Added historicum.net.
• Added HMML and PARC.

• Converted the README-first list into structured entries.json data for the SvelteKit site.
• Updated license, accessibility, reusability, security, and formatting metadata during several curation passes.
• Regenerated the README from structured data.

• Removed non-accessible or out-of-scope entries including CENDARI, PICTURA paedagogica, and Digithek.

• Added Mementoweb and chgov.
• Added OpenHistoricalMap and World Historical Gazeteer.
• Added Public Books Database, Digital Transgender Archive, DigiBern, and History Toolkit.
• Added Deutsches Zeitungsportal and Digital Humanities.
• Added archive entries The National Archives, National Records of Scotland, National Archives, Nationaal Archief, and United Nations Archive.
• Added learning resource Python für Historiker:innen.

• Moved British Library to the Great Britain section.
• Began migrating data into the SvelteKit project structure late in the year.

• Removed DHTools.

• Added Institut national de l'audiovisuel, Bitsavers.org, and World Digital Library.
• Added Austria-focused resources ANNO, Mapire, Monasterium, and Uni Frankfurt.
• Added Great Britain and North America resources British Library, Chronicling America, and Digital Public Library of America.
• Added Swiss resources arCHeco and Kartenportal.
• Added German resources Archivportal, Bavarikon, Deutsche Digitale Bibliothek, Digitale Sammlungen, leo bw, SLUB Dresden, UB Heidelberg, and ZLB.
• Added Tempopedia, LexM, Digitarium, Österreichische Mediathek, Wien Geschichte Wiki, Visual Archive Southeastern Europe, swisscollections, Karlsruher Virtueller Katalog, OpenCat, MARCHIVUM, Schweizerisches Wirtschaftsarchiv, and Geospatial Historian.
• Added computer-history resources Computerarchiv Muenchen, Classic Computer Magazine Archive, and Computer Gaming World Museum.
• Added Encyclopédie d'histoire numérique, Année Politique Suisse, gotpapers.scene.org, and DHTools.

• Corrected minor typos.

• Removed Digital History Wiki.

• Added Project Gutenberg, Projekt Gutenberg, Digithek, Rijksstudio, and TinEye.
• Added NLS, Poppler, QPDF, ImageMagick, and OCRmyPDF.
• Added e-gs, Historical Encyclopedia of Switzerland, and Missing Semester.
• Added Le Temps, Zefys, Ad*Access, The Proceedings of the Old Bailey, Women Working 1800-1930, and HIST3814o.
• Added podcast-related entries including 15past15, Backstory, Revisionist History, Stuff You Missed in History Class, You're Dead To Me, Histoire Vivante, Podcast des Historischen Instituts der Universität Bern, Zeitblende, and Cliocast.
• Added Amtsdruckschriften, DARIAH-DE Geo-Browser, The Vistorian, Recogito, The CTP Book, Eugenics Archive, map.geo.admin.ch, Docupedia, Local Linkages, and Consolation Prize.
• Added WayBackMachine, We think History, Computer History, Data Visualization, Research Tools, and Scientific Writing during the November scope refactor.

• Reorganized the README into broader regional and topical sections such as Europe, France, Germany, Global, Great Britain, Netherlands, North America, Switzerland, Learning, and More Awesome.
• Refined the list scope toward open, accessible digital-history resources.

• Replaced Historical Dictionary of Switzerland with Historical Encyclopedia of Switzerland.
• Removed Scalar.
• Removed many tool, podcast, center, platform, and social-media entries during the November scope refactor, including JabRef, Tropy, Zotero, OpenArchive, Social Feed Manager, Transkribus, Textgrid, webrecorder.io, Voyant, Omeka, DHSlack, and several DH center and Twitter-list entries.

• Launched the directory with early archive, newspaper, map, tool, and learning resources including Europeana, Archives Online, Archives Portal Europe, Internet Archive, E-Periodica, e-newspaperarchives.ch, MEMOBASE, COSMOV, Delpher, e-rara, e-manuscripta, Gallica, Transkribus, Open Semantic Search, and DocFetcher.
• Added Lexos, training.parthenos-project.eu, CENDARI, TextGrid, digitalhist.hypotheses.org, Spiegel Online, We think History, UCI Digital History, Clio Guide, and HSS Digital.
• Added map and political-history resources including Perry-Castañeda Library Map Collection, David Rumsey Map Collection, Ad*Access, Marxist Internet Archive, and Tito's Home Page.
• Added a large structured README pass with named resources such as Current Research in Digital History, Diplomatic Documents of Switzerland, infoclio.ch Edition projects, Awesome Computer History, histHub, HSSO, timeSTAT Cubes, Industriekultur, Historical Dictionary of Switzerland, Stanford Encyclopedia of Philosophy, AdFontes, Digital Humanities Literacy Guidebook, StorylineJS, StorymapJS, TimelineJS, Gephi, Palladio, Zotero, JabRef, Tropy, webrecorder.io, Social Feed Manager, OpenArchive, Data Pen, Breve, Voyant, Scalar, Omeka, and several DH center resources.
• Added The Programming Historian, fxtop.com, HIST 7370, Open EU Data Portal, Digitales Deutsches Frauenarchiv, Data Augmentation, forText, Framework for Information Literacy for Higher Education, AutoCat, OldMapsOnline, e-codices, Manifold, DHSlack, and several digital-history Twitter lists.

• Reordered sections, fixed titles and wording, and converted several bare URLs into named resources.
• Moved guides.lib.uci.edu into Learning.

• Removed JSTOR because it was not open access.
• Removed digitalhist.hypotheses.org shortly after adding it.
• Removed dirtdirectory.org because it was offline.
• Removed archives-online.org once because of 404s, then re-added it as Archives Online.
• Removed Tito's Home Page after it stopped responding.