diff --git a/build.properties.d/00_default.properties b/build.properties.d/00_default.properties
index 62b1b65ab7619e963093602886f17335bbd6295a..0a370664344017060df14390de16859b03b657c5 100644
--- a/build.properties.d/00_default.properties
+++ b/build.properties.d/00_default.properties
@@ -52,7 +52,6 @@ BUILD_MODULE_EXT_BOOKMARKS=ENABLED
 BUILD_MODULE_EXT_ADD_QUERY_TO_BOOKMARKS=DISABLED
 BUILD_MODULE_EXT_ANNOTATION=ENABLED
 BUILD_MODULE_EXT_COSMETICS_LINKIFY=DISABLED
-BUILD_MODULE_EXT_COSMETICS_CUSTOMDATETIME=DISABLED
 BUILD_MODULE_EXT_QRCODE=ENABLED
 BUILD_MODULE_SHOW_ID_IN_LABEL=DISABLED
 BUILD_MODULE_LEGACY_QUERY_FORM=DISABLED
@@ -174,7 +173,6 @@ MODULE_DEPENDENCIES=(
     loglevel.js
     plotly.js
     webcaosdb.js
-    query_form.js
     pako.js
     utif.js
     ext_version_history.js
diff --git a/src/core/js/ext_cosmetics.js b/src/core/js/ext_cosmetics.js
index c29f07e42294ff3d8c0b4b86da829865b8a650c5..77556437394df6a6763661ce5c0d5001f68ce61a 100644
--- a/src/core/js/ext_cosmetics.js
+++ b/src/core/js/ext_cosmetics.js
@@ -1,10 +1,8 @@
 /*
  * This file is a part of the CaosDB Project.
  *
- * Copyright (C) 2021-2023 IndiScale GmbH <info@indiscale.com>
+ * Copyright (C) 2021 IndiScale GmbH <info@indiscale.com>
  * Copyright (C) 2021 Timm Fitschen <t.fitschen@indiscale.com>
- * Copyright (C) 2023 Florian Spreckelsen <f.spreckelsen@indiscale.com>
- * Copyright (C) 2023 Daniel Hornung <d.hornung@indiscale.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -32,38 +30,14 @@ var cosmetics = new function () {
 
     /**
      * Cut-off length of links. When linkify processes the links any href
-     * longer than this will be cut off at the end and "[...]" will be
+     * longer than this will be cut off at character 25 and "[...]" will be
      * appended for the link text.
      */
     var _link_cut_off_length = 40;
 
-    var _custom_datetime = function () {
-        $('.caosdb-f-property-datetime-value').each(function (index) {
-            if (!($(this).hasClass("caosdb-v-property-datetime-customized"))) {
-                var result = this.innerText.replace(/T/, " ").replace(/\+.*/, "");
-                result = `<span class="caosdb-v-property-datetime-customized-newvalue">${result}</span>`;
-
-                // add class to highlight that this has been customized already
-                $(this).addClass("caosdb-v-property-datetime-customized")
-                $(this).hide();
-                $(this).after(result);
-            }
-        });
-    }
-
-  /**
-   * Remove all the custom datetime elements again, for example when entering the edit mode.
-   */
-  var _custom_datetime_clear = function() {
-    $('.caosdb-v-property-datetime-customized-newvalue').each(function () {
-      $(this).remove();
-    }
-                                                             )
-  }
-
     var _linkify = function () {
         $('.caosdb-f-property-text-value').each(function (index) {
-            if (!($(this).hasClass("caosdb-v-property-linkified")) && (/https?:\/\//.test(this.innerText))) {
+            if (/https?:\/\//.test(this.innerText)) {
                 var result = this.innerText.replace(/https?:\/\/[^\s]*/g, function (href, index) {
                     var link_text = href;
                     if (_link_cut_off_length > 4 && link_text.length > _link_cut_off_length) {
@@ -73,31 +47,12 @@ var cosmetics = new function () {
                     return `<a title="Open ${href} in a new tab." target="_blank" class="caosdb-v-property-href-value" href="${href}">${link_text} <i class="bi bi-box-arrow-up-right"></i></a>`;
                 });
 
-                // add class to highlight that this has been linkified already
-                // (see https://gitlab.com/caosdb/caosdb-webui/-/issues/199).
-                $(this).addClass("caosdb-v-property-linkified")
                 $(this).hide();
                 $(this).after(result);
             }
         });
     }
 
-    /**
-     * Customize datetime formatting.
-     *
-     * A listener detects edit-mode changes and previews
-     */
-    var custom_datetime = function () {
-        _custom_datetime();
-
-        // edit-mode-listener to delete replacement
-        document.body.addEventListener(edit_mode.start_edit.type, _custom_datetime_clear, true);
-        // edit-mode-listener to recreate
-        document.body.addEventListener(edit_mode.end_edit.type, _custom_datetime, true);
-        // preview listener
-        document.body.addEventListener(preview.previewReadyEvent.type, _custom_datetime, true);
-    }
-
     /**
      * Convert any substring of a text-value beginning with 'http(s)://' into a
      * link.
@@ -114,10 +69,6 @@ var cosmetics = new function () {
     }
 
     this.init = function () {
-        this.custom_datetime = custom_datetime;
-        if ("${BUILD_MODULE_EXT_COSMETICS_CUSTOMDATETIME}" == "ENABLED") {
-            custom_datetime();
-        }
         this.linkify = linkify;
         if ("${BUILD_MODULE_EXT_COSMETICS_LINKIFY}" == "ENABLED") {
             linkify();
@@ -129,4 +80,4 @@ var cosmetics = new function () {
 
 $(document).ready(function () {
     caosdb_modules.register(cosmetics);
-});
+});
\ No newline at end of file
diff --git a/src/core/js/ext_entity_acl.js b/src/core/js/ext_entity_acl.js
index 9fef31fac6f4ff27a4da12f4019d49b0e258f87d..ce6d4160afefffa11a346804a565f832a0aca84e 100644
--- a/src/core/js/ext_entity_acl.js
+++ b/src/core/js/ext_entity_acl.js
@@ -32,15 +32,10 @@
  *
  *   BUILD_MODULE_EXT_ENTITY_ACL_URI_ROOT=[scheme://host:port]/what/evs
  *
- * Enable/disable the creation of a user-management link that is shown to
- * administrators with
- *
- *   BUILD_MODULE_EXT_ENTITY_ACL_USER_MANAGEMENT_BUTTON=ENABLED
- *
  *
  * @author Timm Fitschen
  */
-var ext_entity_acl = function ($, connection, getEntityVersion, getEntityID, logger, navbar, userIsAdministrator) {
+var ext_entity_acl = function ($, connection, getEntityVersion, getEntityID, logger) {
 
     const BUILD_MODULE_EXT_ENTITY_ACL_URI_ROOT = connection.getBasePath() + "webinterface/acm/entityacl/";
     const _buttons_list_class = "caosdb-v-entity-header-buttons-list";
@@ -74,14 +69,6 @@ var ext_entity_acl = function ($, connection, getEntityVersion, getEntityID, log
         $(entity).find(`.${_buttons_list_class} .${_entity_acl_link_class}`).remove();
     }
 
-    var showUserManagementLink = function () {
-        if (userIsAdministrator()) {
-            navbar.add_button($('<a class="nav-link" href="/webinterface/acm/">User Administration</a>')[0], {
-                title: "Go to user administration"
-            });
-        }
-    }
-
     var _init = function () {
         for (let entity of $(".caosdb-entity-panel")) {
             remove_entity_acl_link(entity);
@@ -95,10 +82,6 @@ var ext_entity_acl = function ($, connection, getEntityVersion, getEntityID, log
      * Removes all respective buttons if present before adding a new one.
      */
     var init = function () {
-        if ("${BUILD_MODULE_EXT_ENTITY_ACL_USER_MANAGEMENT_BUTTON}" == "ENABLED") {
-            showUserManagementLink();
-        }
-
         _init();
 
         // edit-mode-listener
@@ -112,7 +95,7 @@ var ext_entity_acl = function ($, connection, getEntityVersion, getEntityID, log
         init: init
     };
 
-}($, connection, getEntityVersion, getEntityID, log.getLogger("ext_entity_acl"), navbar, userIsAdministrator);
+}($, connection, getEntityVersion, getEntityID, log.getLogger("ext_entity_acl"));
 
 $(document).ready(function () {
     if ("${BUILD_MODULE_EXT_ENTITY_ACL}" == "ENABLED") {
diff --git a/src/core/js/ext_prop_display.js b/src/core/js/ext_prop_display.js
index 3a8c616f503caadd4c0df04800bc8c15f0c068b2..bc4dc049b409fc1628704a6c778a2ec1c55ad638 100644
--- a/src/core/js/ext_prop_display.js
+++ b/src/core/js/ext_prop_display.js
@@ -21,9 +21,6 @@
 'use strict';
 
 /**
- * Hide or show properties for specific roles and users
- * see src/doc/extension/display_of_properties.rst for documentation
- *
  * @requires jQuery (library)
  * @requires log (singleton from loglevel library)
  * @requires load_config (function from webcaosdb.js)
diff --git a/src/core/js/ext_trigger_crawler_form.js b/src/core/js/ext_trigger_crawler_form.js
index a6e1e3a18a3582cc9b3e511880b72d15f730b346..0796ef77da36e730b05d70dbbd2e8728c6e65c79 100644
--- a/src/core/js/ext_trigger_crawler_form.js
+++ b/src/core/js/ext_trigger_crawler_form.js
@@ -41,7 +41,7 @@
  * variable `BUILD_MODULE_EXT_TRIGGER_CRAWLER_FORM_TOOLBOX`. The default is
  * `Tools`.
  */
-var ext_trigger_crawler_form = function ($, form_elements) {
+var ext_trigger_crawler_form = function () {
 
     var init = function (toolbox) {
         const _toolbox = toolbox || "${BUILD_MODULE_EXT_TRIGGER_CRAWLER_FORM_TOOLBOX}";
@@ -52,7 +52,7 @@ var ext_trigger_crawler_form = function ($, form_elements) {
 
         const crawler_form = make_scripting_caller_form(
             script, button_name);
-        const modal = form_elements.make_form_modal(crawler_form, "Trigger the crawler", "Crawl the selected path");
+        const modal = make_form_modal(crawler_form);
 
 
         navbar.add_tool(button_name, _toolbox, {
@@ -63,6 +63,32 @@ var ext_trigger_crawler_form = function ($, form_elements) {
         });
     }
 
+    /**
+     * Wrap the form into a Bootstrap modal.
+     */
+    var make_form_modal = function (form) {
+        const title = "Trigger the Crawler";
+        const modal = $(`
+          <div class="modal fade" tabindex="-1" role="dialog">
+            <div class="modal-dialog" role="document">
+              <div class="modal-content">
+                <div class="modal-header">
+                  <button type="button"
+                    class="btn-close"
+                    data-bs-dismiss="modal"
+                    aria-label="Close">
+                    <span aria-hidden="true">&times;</span>
+                  </button>
+                  <h4 class="modal-title">${title}</h4>
+                </div>
+                <div class="modal-body">
+                </div>
+              </div>
+            </div>`);
+        modal.find(".modal-body").append(form);
+        return modal[0];
+    }
+
     /**
      * Create the trigger crawler form.
      */
@@ -78,7 +104,15 @@ var ext_trigger_crawler_form = function ($, form_elements) {
         });
         $(warning_checkbox).find("input").attr("value", "TRUE");
 
-        const scripting_caller = form_elements.make_scripting_submission_button(script, button_name);
+        const scripting_caller = $(`
+        <form method="POST" action="/scripting">
+          <input type="hidden" name="call" value="${script}"/>
+          <input type="hidden" name="-p0" value=""/>
+          <div class="form-control">
+            <input type="submit"
+              class="form-control btn btn-primary" value="${button_name}"/>
+          </div>
+        </form>`);
 
         scripting_caller.prepend(warning_checkbox).prepend(path_field);
 
@@ -89,7 +123,7 @@ var ext_trigger_crawler_form = function ($, form_elements) {
         init: init,
     };
 
-}($, form_elements);
+}();
 
 $(document).ready(function () {
     if ("${BUILD_MODULE_EXT_TRIGGER_CRAWLER_FORM}" === "ENABLED") {
diff --git a/src/core/js/form_elements.js b/src/core/js/form_elements.js
index 4b5bdf55e555a5755280b558770e4b2995731de7..9ae616daaf8ee79ab4b2a3600565ae540ae33f39 100644
--- a/src/core/js/form_elements.js
+++ b/src/core/js/form_elements.js
@@ -1437,10 +1437,6 @@ var form_elements = new function () {
     /**
      * Return a select field.
      *
-     * IMPORTANT: The select picker has to be initialized by the client by
-     * calling ``form_elements.init_select_picker(ret, config.value)`` (see
-     * below and https://gitlab.com/caosdb/caosdb-webui/-/issues/208).
-     *
      * @param {SelectFieldConfig} config
      * @returns {HTMLElement} a select field.
      */
@@ -1458,7 +1454,7 @@ var form_elements = new function () {
         // case when this method is called and is controlled by the client. So
         // there is currently no other work-around than to call
         // init_select_picker after the form creation explicitely :(
-        // form_elements.init_select_picker(ret, config.value);
+        //form_elements.init_select_picker(select[0], config.value);
 
         return ret;
     }
@@ -1567,58 +1563,6 @@ var form_elements = new function () {
         }
     }
 
-    /**
-     * Return a modal HTML element containing the given form.
-     *
-     * @param {HTMLElement} form - the form to be shown in the modal
-     * @param {string} title - the title of the form modal
-     * @param {string} explanationText - An optional paragraph shown between
-     *                                    modal title and form.
-     */
-    this.make_form_modal = function (form, title, explanationText) {
-        const modal = $(`
-              <div class="modal fade" tabindex="-1" role="dialog">
-                <div class="modal-dialog" role="document">
-                  <div class="modal-content">
-                    <div class="modal-header">
-                      <h4 class="modal-title">${title}</h4>
-                      <button type="button"
-                        class="btn-close"
-                        data-bs-dismiss="modal"
-                        aria-label="Close">
-                      </button>
-                    </div>
-                    <div class="modal-body">
-                      <p>${explanationText}</p>
-                    </div>
-                  </div>
-                </div>`);
-
-        modal.find(".modal-body").append(form);
-        return modal[0];
-    }
-
-    /**
-     * Return a submission button that triggers a given server-side-script.
-     *
-     * @param {string} script - Name of the server-side script to be triggered
-     * @param {string} buttonName - Display name of the submission button
-     */
-    this.make_scripting_submission_button = function (script, buttonName) {
-        let button_name = buttonName || "Submit";
-        const scripting_caller = $(`
-            <form method="POST" action="/scripting">
-              <input type="hidden" name="call" value="${script}"/>
-              <input type="hidden" name="-p0" value=""/>
-              <div class="form-group">
-                <input type="submit"
-                  class="form-control btn btn-primary" value="${button_name}"/>
-              </div>
-            </form>`);
-
-        return scripting_caller
-    }
-
 
     /**
      * Return an input and a label, wrapped in a div with class
diff --git a/src/core/js/form_panel.js b/src/core/js/form_panel.js
index a745f949f98d6219e377783d7ca6c854908df573..9728a4ccea54c36d85399a3148373b7372108db0 100644
--- a/src/core/js/form_panel.js
+++ b/src/core/js/form_panel.js
@@ -65,33 +65,15 @@ var form_panel = new function () {
     };
 
     /**
-     * Creates a callback function that creates the form inside 
-     * the form panel when called for the first time.
-     *
-     * You may supply 'undefined' as form_config and use form_creator
-     * instead which is supposed to be a function without argument that
-     * return the form to be added to the panel
+     * Creates a callback function that toggles the form panel which
      */
-    this.create_show_form_callback = function (
-        panel_id, title, form_config, form_creator=undefined
-    ) {
+    this.create_show_form_callback = function (panel_id, title, form_config) {
         return (e) => {
             logger.trace("enter show_form_panel", e);
 
             const panel = $(form_panel.get_form_panel(panel_id, title));
             if (panel.find("form").length === 0) {
-                if (form_config != undefined && form_creator!=undefined){
-                    throw new Error("create_show_form_callback takes either a FormConfig or a function that creates the form");
-                }
-
-                var form;
-                if (form_config != undefined ){
-                    form = form_elements.make_form(form_config);
-                } else if (form_creator != undefined ){
-                    form = form_creator();
-                } else {
-                    throw new Error("create_show_form_callback takes a FormConfig or a function that creates the form");
-                }
+                const form = form_elements.make_form(form_config);
                 panel.append(form);
                 $(form).find(".selectpicker").selectpicker();
 
diff --git a/src/core/js/query_form.js b/src/core/js/query_form.js
deleted file mode 100644
index 6775fee677660b32387dcd82346753eb98c94da0..0000000000000000000000000000000000000000
--- a/src/core/js/query_form.js
+++ /dev/null
@@ -1,270 +0,0 @@
-/**
- * Extend the functionality of the pure html query panel.
- *
- * Deprecated. This is to be replaced by the query form of caosdb-webui-core-components.
- *
- * @deprecated
- * @module queryForm
- * @global
- */
-var queryForm = (function () {
-  const init = function (form) {
-    queryForm.restoreLastQuery(form, () => window.sessionStorage.lastQuery);
-    queryForm.bindOnClick(form, (set) => {
-      window.sessionStorage.lastQuery = set;
-    });
-    const BUILD_FREE_SEARCH_ROLE_NAME_FACET_OPTIONS = "";
-    queryForm.initFreeSearch(
-      form,
-      `${BUILD_FREE_SEARCH_ROLE_NAME_FACET_OPTIONS}`
-    );
-  };
-
-  const logger = log.getLogger("queryForm");
-  var role_name_facet_select = undefined;
-
-  const _isCql = function (query) {
-    query = query.toUpperCase().trim();
-    return (
-      query.startsWith("FIND") ||
-      query.startsWith("COUNT") ||
-      query.startsWith("SELECT")
-    );
-  };
-
-  /**
-   * Initialize the free search to generate search queries which search only
-   * within one of several options of roles or entity names.
-   *
-   * E.g. when `options` is "Person, Experiment, Sample" the user can select
-   * one of these options before submitting the query. When the user types in
-   * something that doesn't looks like a CQL-query, a query is generated
-   * instead which goes like: FIND Persion WHICH HAS A PROPERTY LIKE
-   * "*something*".
-   *
-   * Note: This feature is disabled by default. Enable it by specifying the
-   * build variable BUILD_FREE_SEARCH_ROLE_NAME_FACET_OPTIONS as a
-   * comma-separated list of **properly quoted** expressions, e.g.
-   * "FILE 'numpy array', 'Plant Experiemnt', 'quotes_not_necessary'".
-   * Otherwise, the server will throw a syntax error.
-   *
-   * @function initFreeSearch
-   * @param {HTMLElement} form - the form which will be initialized for the
-   *     free search.
-   * @param {string} options - comma-separated list of options.
-   * @return {boolean} - true if the initialization was successful, false
-   *     otherwise.
-   */
-  const initFreeSearch = function (form, options) {
-    const textArea = $(form).find(".caosdb-f-query-textarea");
-    logger.trace("initFreeSearch", form, textArea, options);
-    if (textArea.length > 0 && options && options != "") {
-      const lastQuery =
-        window.localStorage["freeTextQuery:" + textArea[0].value];
-      if (lastQuery) {
-        textArea[0].value = lastQuery;
-      }
-
-      const selected = window.localStorage["role_name_facet_option"];
-      const select = $(`<select class="btn btn-secondary"/>`);
-      for (let option of options.split(",")) {
-        select.append(
-          `<option ${
-            selected === option.trim() ? "selected" : ""
-          }>${option}</option>`
-        );
-      }
-      $(form).find(".input-group").prepend(select);
-      role_name_facet_select = select[0];
-
-      const switchFreeSearch = (text_area) => {
-        if (_isCql(text_area.value)) {
-          select.hide();
-          $(text_area).css({
-            "border-top-left-radius": "0.375rem",
-            "border-bottom-left-radius": "0.375rem",
-          });
-        } else {
-          select.show();
-          $(text_area).css({});
-        }
-      };
-
-      switchFreeSearch(textArea[0]);
-
-      textArea.on("keydown", (e) => {
-        switchFreeSearch(e.target);
-      });
-      return true;
-    }
-    role_name_facet_select = undefined;
-    return false;
-  };
-
-  /**
-   * @function restoreLastQuery
-   */
-  const restoreLastQuery = function (form, getter) {
-    if (form == null) {
-      throw new Error("form was null");
-    }
-    if (getter()) {
-      form.query.value = getter();
-    }
-  };
-
-  /**
-   * @function redirect
-   * @param {string} query - the query string.
-   * @param {string} paging - the paging string, e.g. 0L10.
-   */
-  const redirect = function (query, paging) {
-    var pagingparam = "";
-    if (paging && paging.length > 0) {
-      pagingparam = "P=" + paging + "&";
-    }
-    location.href =
-      connection.getBasePath() + "Entity/?" + pagingparam + "query=" + encodeURIComponent(query);
-  };
-
-  /**
-   * Read out the selector for the role/name facet of the query. Return
-   * "RECORD" if the selector is disabled.
-   * @function getRoleNameFacet
-   */
-  const getRoleNameFacet = function () {
-    if (role_name_facet_select) {
-      const result = role_name_facet_select.value;
-      window.localStorage["role_name_facet_option"] = result;
-      return result;
-    }
-    return "RECORD";
-  };
-
-  const _splitSearchTermsPattern =
-    /"(?<dq>[^"]*)" |'(?<sq>[^']*)' |(?<nq>[^ ]+)/g;
-
-  /**
-   * Split a query string into single terms.
-   *
-   * Terms are separated by white spaces. Terms which contain white spaces
-   * which are to be preserved must be enclosed in " or ' quotes. The
-   * enclosing quotation marks are being stripped. Currently no support for
-   * escape sequences for quotation marks.
-   *
-   * @function splitSearchTerms
-   * @param {string} query - complete query string.
-   * @return {string[]} array of the search terms.
-   */
-  const splitSearchTerms = function (query) {
-    // add empty space at the end, so every matching group ends with it -> easier regex. Also, undefined is filtered out
-    return Array.from(
-      (query + " ").matchAll(_splitSearchTermsPattern),
-      (m) => m[1] || m[2] || m[3]
-    ).filter((word) => word);
-  };
-
-  /**
-   * Is the query a SELECT field,... FROM entity query?
-   *
-   * @function isSelectQuery
-   * @param {HTMLElement} query, the query to be tested.
-   * @return {Boolean}
-   */
-  const isSelectQuery = function (query) {
-    return query.toUpperCase().startsWith("SELECT");
-  };
-
-  /**
-   * @function bindOnClick
-   */
-  const bindOnClick = function (form, setter) {
-    if (setter == null || typeof setter !== "function" || setter.length !== 1) {
-      throw new Error("setter must be a function with one param");
-    }
-
-    /*
-          Here a submit handler is created that is attached to both the form submit handler
-          and the click handler of the button.
-          See https://developer.mozilla.org/en-US/docs/Web/Events/submit why this is necessary.
-          */
-    var submithandler = function () {
-      // store current query
-      var queryField = form.query;
-      var value = queryField.value;
-      if (typeof value == "undefined" || value.length == 0) {
-        return;
-      }
-      if (!_isCql(value)) {
-        // split words in query field at space and create query fragments
-        var words = splitSearchTerms(queryField.value).map(
-          (word) => `A PROPERTY LIKE '*${word.replaceAll("'", `\\'`)}*'`
-        );
-        if (!words.length) {
-          return false;
-        }
-        const e = getRoleNameFacet();
-        const query_string = `FIND ${e} WHICH HAS ` + words.join(" AND ");
-        queryField.value = query_string;
-
-        // store original value of the text field
-        window.localStorage["freeTextQuery:" + query_string] = value;
-      }
-      setter(queryField.value);
-
-      var paging = "";
-      if (form.P && !isSelectQuery(queryField.value)) {
-        paging = form.P.value;
-      }
-
-      queryForm.redirect(queryField.value.trim(), paging);
-
-      var btn = $(form).find(".caosdb-search-btn");
-      btn.html(
-        `<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span>`
-      );
-      btn.prop("disabled", true);
-
-      var textField = $(form).find(".caosdb-f-query-textarea");
-      textField.blur();
-      textField.prop("disabled", true);
-    };
-
-    // handler for the form
-    form.onsubmit = function (e) {
-      e.preventDefault();
-      submithandler();
-      return false;
-    };
-
-    // same handler for the button
-    form.getElementsByClassName("caosdb-search-btn")[0].onclick = function () {
-      submithandler();
-    };
-  };
-
-  /**
-   * @function getRoleNameFacetSelect
-   */
-
-  return {
-    init: init,
-    initFreeSearch: initFreeSearch,
-    isSelectQuery: isSelectQuery,
-    restoreLastQuery: restoreLastQuery,
-    redirect: redirect,
-    bindOnClick: bindOnClick,
-    splitSearchTerms: splitSearchTerms,
-    getRoleNameFacet: getRoleNameFacet,
-    getRoleNameFacetSelect: () => role_name_facet_select,
-  };
-})();
-
-$(document).ready(function () {
-  if (`${BUILD_MODULE_LEGACY_QUERY_FORM}` == "ENABLED") {
-    var form = document.getElementById("caosdb-query-form");
-    if (form != null) {
-      queryForm.init(form);
-    }
-  }
-});
diff --git a/src/core/js/webcaosdb.js b/src/core/js/webcaosdb.js
index 1d6d5c8326d3f7dc0f311404f825206c9303462f..1f7d9991633aedd554a79000ad99f17b06189d73 100644
--- a/src/core/js/webcaosdb.js
+++ b/src/core/js/webcaosdb.js
@@ -1200,6 +1200,242 @@ var paging = new function () {
     }
 };
 
+/**
+ * Extend the functionality of the pure html query panel.
+ *
+ * @module queryForm
+ * @global
+ */
+var queryForm = function () {
+
+    const init = function (form) {
+        queryForm.restoreLastQuery(form, () => window.sessionStorage.lastQuery);
+        queryForm.bindOnClick(form, (set) => {
+            window.sessionStorage.lastQuery = set;
+        });
+        const BUILD_FREE_SEARCH_ROLE_NAME_FACET_OPTIONS = "";
+        queryForm.initFreeSearch(form, `${BUILD_FREE_SEARCH_ROLE_NAME_FACET_OPTIONS}`);
+    };
+
+    const logger = log.getLogger("queryForm");
+    var role_name_facet_select = undefined;
+
+    const _isCql = function (query) {
+       query = query.toUpperCase().trim();
+       return (query.startsWith("FIND") || query.startsWith("COUNT") || query.startsWith("SELECT"));
+    }
+
+    /**
+     * Initialize the free search to generate search queries which search only
+     * within one of several options of roles or entity names.
+     *
+     * E.g. when `options` is "Person, Experiment, Sample" the user can select
+     * one of these options before submitting the query. When the user types in
+     * something that doesn't looks like a CQL-query, a query is generated
+     * instead which goes like: FIND Persion WHICH HAS A PROPERTY LIKE
+     * "*something*".
+     *
+     * Note: This feature is disabled by default. Enable it by specifying the
+     * build variable BUILD_FREE_SEARCH_ROLE_NAME_FACET_OPTIONS as a
+     * comma-separated list of **properly quoted** expressions, e.g.
+     * "FILE 'numpy array', 'Plant Experiemnt', 'quotes_not_necessary'".
+     * Otherwise, the server will throw a syntax error.
+     *
+     * @function initFreeSearch
+     * @param {HTMLElement} form - the form which will be initialized for the
+     *     free search.
+     * @param {string} options - comma-separated list of options.
+     * @return {boolean} - true if the initialization was successful, false
+     *     otherwise.
+     */
+    const initFreeSearch = function (form, options) {
+        const textArea = $(form).find(".caosdb-f-query-textarea");
+        logger.trace("initFreeSearch", form, textArea, options);
+        if (textArea.length > 0 && options && options != "") {
+            const lastQuery = window.localStorage["freeTextQuery:" + textArea[0].value];
+            if (lastQuery) {
+                textArea[0].value = lastQuery;
+            }
+
+            const selected = window.localStorage["role_name_facet_option"];
+            const select = $(`<select class="btn btn-secondary"/>`);
+            for (let option of options.split(",")) {
+              select.append(`<option ${selected === option.trim() ? "selected" : ""}>${option}</option>`);
+            }
+            $(form).find(".input-group").prepend(select);
+            role_name_facet_select = select[0];
+
+            const switchFreeSearch = (text_area) => {
+                if(_isCql(text_area.value)) {
+                    select.hide();
+                    $(text_area).css({"border-top-left-radius": "0.375rem", "border-bottom-left-radius": "0.375rem"});
+                } else {
+                    select.show();
+                    $(text_area).css({});
+                }
+            }
+
+            switchFreeSearch(textArea[0]);
+
+            textArea.on("keydown", (e) => {
+                switchFreeSearch(e.target);
+            });
+            return true;
+        }
+        role_name_facet_select = undefined;
+        return false;
+    }
+
+    /**
+     * @function restoreLastQuery
+     */
+    const restoreLastQuery = function (form, getter) {
+        if (form == null) {
+            throw new Error("form was null");
+        }
+        if (getter()) {
+            form.query.value = getter();
+        }
+    };
+
+    /**
+     * @function redirect
+     * @param {string} query - the query string.
+     * @param {string} paging - the paging string, e.g. 0L10.
+     */
+    const redirect = function (query, paging) {
+        var pagingparam = ""
+        if (paging && paging.length > 0) {
+            pagingparam = "P=" + paging + "&";
+        }
+        location.href = connection.getBasePath() + "Entity/?" + pagingparam + "query=" + query;
+    }
+
+    /**
+     * Read out the selector for the role/name facet of the query. Return
+     * "RECORD" if the selector is disabled.
+     * @function getRoleNameFacet
+     */
+    const getRoleNameFacet = function () {
+        if (role_name_facet_select) {
+            const result = role_name_facet_select.value;
+            window.localStorage["role_name_facet_option"] = result;
+            return result;
+        }
+        return "RECORD";
+    }
+
+    const _splitSearchTermsPattern = /"(?<dq>[^"]*)" |'(?<sq>[^']*)' |(?<nq>[^ ]+)/g;
+
+    /**
+     * Split a query string into single terms.
+     *
+     * Terms are separated by white spaces. Terms which contain white spaces
+     * which are to be preserved must be enclosed in " or ' quotes. The
+     * enclosing quotation marks are being stripped. Currently no support for
+     * escape sequences for quotation marks.
+     *
+     * @function splitSearchTerms
+     * @param {string} query - complete query string.
+     * @return {string[]} array of the search terms.
+     */
+    const splitSearchTerms = function (query) {
+        // add empty space at the end, so every matching group ends with it -> easier regex. Also, undefined is filtered out
+        return Array.from((query + " ").matchAll(_splitSearchTermsPattern), (m) => m[1] || m[2] || m[3]).filter((word) => word);
+    }
+
+    /**
+     * Is the query a SELECT field,... FROM entity query?
+     *
+     * @function isSelectQuery
+     * @param {HTMLElement} query, the query to be tested.
+     * @return {Boolean}
+     */
+    const isSelectQuery = function (query) {
+        return query.toUpperCase().startsWith("SELECT");
+    }
+
+    /**
+     * @function bindOnClick
+     */
+    const bindOnClick = function (form, setter) {
+        if (setter == null || typeof (setter) !== 'function' || setter.length !== 1) {
+            throw new Error("setter must be a function with one param");
+        }
+
+        /*
+          Here a submit handler is created that is attached to both the form submit handler
+          and the click handler of the button.
+          See https://developer.mozilla.org/en-US/docs/Web/Events/submit why this is necessary.
+          */
+        var submithandler = function () {
+            // store current query
+            var queryField = form.query;
+            var value = queryField.value;
+            if (typeof value == "undefined" || value.length == 0) {
+                return;
+            }
+            if (!_isCql(value)) {
+                // split words in query field at space and create query fragments
+                var words = splitSearchTerms(queryField.value).map(word => `A PROPERTY LIKE '*${word.replaceAll("'", `\\'`)}*'`);
+                if (!words.length) {
+                    return false;
+                }
+                const e = getRoleNameFacet();
+                const query_string = `FIND ${e} WHICH HAS ` + words.join(" AND ");
+                queryField.value = query_string;
+
+                // store original value of the text field
+                window.localStorage["freeTextQuery:" + query_string] = value;
+            }
+            setter(queryField.value);
+
+            var paging = "";
+            if (form.P && !isSelectQuery(queryField.value)) {
+                paging = form.P.value
+            }
+
+            queryForm.redirect(queryField.value.trim(), paging);
+
+            var btn =  $(form).find(".caosdb-search-btn");
+            btn.html(`<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span>`);
+            btn.prop("disabled", true);
+
+            var textField =  $(form).find(".caosdb-f-query-textarea");
+            textField.blur();
+            textField.prop("disabled", true);
+        };
+
+        // handler for the form
+        form.onsubmit = function (e) {
+            e.preventDefault();
+            submithandler();
+            return false;
+        };
+
+        // same handler for the button
+        form.getElementsByClassName("caosdb-search-btn")[0].onclick = function () {
+            submithandler();
+        };
+    };
+
+    /**
+     * @function getRoleNameFacetSelect
+     */
+
+    return {
+        init: init,
+        initFreeSearch: initFreeSearch,
+        isSelectQuery: isSelectQuery,
+        restoreLastQuery: restoreLastQuery,
+        redirect: redirect,
+        bindOnClick: bindOnClick,
+        splitSearchTerms: splitSearchTerms,
+        getRoleNameFacet: getRoleNameFacet,
+        getRoleNameFacetSelect: () => role_name_facet_select,
+    }
+}();
+
 
 /*
  * Small module containing only a converter from markdown to html.
@@ -1676,6 +1912,12 @@ function initOnDocumentReady() {
     paging.init();
     hintMessages.init();
 
+    // init query form
+    var form = document.getElementById("caosdb-query-form");
+    if (form != null) {
+        queryForm.init(form);
+    }
+
     // show image 100% width
     $(".entity-image-preview").click(function () {
         $(this).css('max-width', '100%');
diff --git a/src/core/xsl/entity.xsl b/src/core/xsl/entity.xsl
index 85c6f0b4944872ef270a8d64089af720514e1b06..8202ccea2a40d304943556612de40b00931f9648 100644
--- a/src/core/xsl/entity.xsl
+++ b/src/core/xsl/entity.xsl
@@ -387,9 +387,6 @@
             <xsl:with-param name="boolean">
               <xsl:value-of select="'false'"/>
             </xsl:with-param>
-            <xsl:with-param name="datetime">
-              <xsl:value-of select="'false'"/>
-            </xsl:with-param>
           </xsl:call-template>
         </xsl:for-each>
         <xsl:for-each select="Record|RecordType|File|Property">
@@ -403,9 +400,6 @@
             <xsl:with-param name="boolean">
               <xsl:value-of select="'false'"/>
             </xsl:with-param>
-            <xsl:with-param name="datetime">
-              <xsl:value-of select="'false'"/>
-            </xsl:with-param>
           </xsl:call-template>
         </xsl:for-each>
       </xsl:element>
diff --git a/src/core/xsl/navbar.xsl b/src/core/xsl/navbar.xsl
index 1817df4056bc98f79c7a26a7540383ee8898e400..7c1d8bc897eb1e51344d54cfa81a62e4328b0467 100644
--- a/src/core/xsl/navbar.xsl
+++ b/src/core/xsl/navbar.xsl
@@ -51,7 +51,7 @@
     <nav class="navbar navbar-expand-lg navbar-light bg-light sticky-top mb-2 flex-column" id="caosdb-navbar-full">
       <noscript>Please enable JavaScript!</noscript>
       <div class="container-fluid">
-        <a class="navbar-brand d-lg-none d-inline">
+        <a class="navbar-brand">
           <xsl:attribute name="href">
             <xsl:value-of select="$basepath"/>
           </xsl:attribute>
@@ -69,20 +69,6 @@
           <span class="navbar-toggler-icon"></span>
         </button>
         <div class="collapse navbar-collapse" id="top-navbar">
-          <a class="navbar-brand d-none d-lg-inline">
-            <xsl:attribute name="href">
-              <xsl:value-of select="$basepath"/>
-            </xsl:attribute>
-            <xsl:element name="img">
-              <xsl:if test="'${BUILD_NAVBAR_BRAND_NAME}' != ''">
-                <xsl:attribute name="class">caosdb-logo</xsl:attribute>
-              </xsl:if>
-              <xsl:attribute name="src">
-                  <xsl:value-of select="concat($basepath,'webinterface/${BUILD_NUMBER}/${BUILD_NAVBAR_LOGO}')"/>
-              </xsl:attribute>
-            </xsl:element>
-            ${BUILD_NAVBAR_BRAND_NAME}
-          </a>
           <ul class="navbar-nav caosdb-navbar me-auto">
             <li class="nav-item dropdown" id="caosdb-navbar-entities">
               <a class="nav-link dropdown-toggle" role="button" id="navbarEntitiesMenuLink" data-bs-toggle="dropdown" aria-expanded="false" href="#">
diff --git a/test/core/js/modules/ext_cosmetics.js.js b/test/core/js/modules/ext_cosmetics.js.js
index f51226ee01a1607c9ba1580c3760500fdec760b1..969c8297b8b5cf85d0a668d7c30e8b0f45e34d4d 100644
--- a/test/core/js/modules/ext_cosmetics.js.js
+++ b/test/core/js/modules/ext_cosmetics.js.js
@@ -1,9 +1,8 @@
 /*
  * This file is a part of the CaosDB Project.
  *
- * Copyright (C) 2021-2023 IndiScale GmbH <info@indiscale.com>
+ * Copyright (C) 2021 IndiScale GmbH <info@indiscale.com>
  * Copyright (C) 2021 Timm Fitschen <t.fitschen@indiscale.com>
- * Copyright (C) 2023 Daniel Hornung <d.hornung@indiscale.com>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -37,30 +36,6 @@ QUnit.module("ext_cosmetics.js", {
     }
 });
 
-QUnit.test("custom datetime", function (assert) {
-    assert.ok(cosmetics.custom_datetime, "custom_datetime available");
-    var test_cases = [
-        ["1234-56-78", "1234-56-78"],
-        ["9876-54-32T12:34:56", "9876-54-32 12:34:56"],
-        ["2023-03-78T99:99:99+0800", "2023-03-78 99:99:99"],
-    ];
-
-    for (let test_case of test_cases) {
-        const container = $('<div></div>');
-        $(document.body).append(container);
-        const text_value = $(`<span class="caosdb-f-property-datetime-value">${test_case[0]}</span>`);
-        container.append(text_value);
-        assert.equal($(container).find(" ").length, 0, "Test original datetime.");
-      cosmetics.custom_datetime();
-      const newValueElement =
-            container[0].querySelector("span.caosdb-v-property-datetime-customized-newvalue");
-      assert.ok(newValueElement, "Datetime customization: Test if result exists.");
-      assert.equal(newValueElement.innerHTML, test_case[1],
-                   "Datetime customization: compared result.");
-        container.remove();
-    }
-});
-
 QUnit.test("linkify - https", function (assert) {
     assert.ok(cosmetics.linkify, "linkify available");
     var test_cases = [
diff --git a/test/core/js/modules/form_panel.js.js b/test/core/js/modules/form_panel.js.js
index a810fb8711f14bc3b3637297c9f937884022fc15..be4c4ad8e66402adedf8c386ff086be4d7cb7955 100644
--- a/test/core/js/modules/form_panel.js.js
+++ b/test/core/js/modules/form_panel.js.js
@@ -55,18 +55,9 @@ QUnit.test("create_show_form_callback ", function (assert) {
             help: help_text,
         }, ],
     };
-    const cb = form_panel.create_show_form_callback(panel_id, title, csv_form_config);
+    const cb = form_panel.create_show_form_callback( panel_id, title, csv_form_config);
     assert.equal(typeof cb, "function", "function created");
     cb()
-
-    const creator = function() {
-        return form_elements.make_form(csv_form_config);
-    }
-    const cb2 = form_panel.create_show_form_callback(
-        panel_id, title, undefined, creator
-    );
-    assert.equal(typeof cb2, "function", "function created");
-    cb2()
 });