Scrapbox で履歴を表示 https://twitter.com/stillpedant/status/1096388563577462784

script.js

(function (history) {
    // 表示する履歴の数
    const maxHistory = 5;
    
    if ($('#history-box').length) { return; }
    
    const $header = $(".quick-launch");
    $header.append($(`<div class='flex-box'>
    <div class='flex-item'>
    <div class='left-box' id='history-box' />
    </div></div>`));
    
    const $historyHolder = $("#history-box");
    
    function pathToPageTitle(path) {
        return decodeURIComponent(path.split("/")[2]);
    }
    
    let pushState = history.pushState;
    history.pushState = function (state) {
        try {
            // on history change
            var pageTitle = pathToPageTitle(state.path);
            if (pageTitle) {
                let $newHistory = $(`<span>→ <a href='${state.path}'>${pageTitle}</a></span>`);
                $newHistory.on("click", () => { $newHistory.remove(); });
                $historyHolder.append($newHistory);
                if ($historyHolder.children().length > maxHistory) {
                    $historyHolder.children().first().remove();
                }
            }
        } catch (x) {
            console.error(x);
        }
        return pushState.apply(history, arguments);
    };
})(window.history);

style.css

#history-box span {
 margin: 0 3px;
}   
#history-box span:last-child {
 font-weight: bold;
 pointer-events: none;
 cursor: default;
}