{"$schema":"https://ui.shadcn.com/schema/registry-item.json","name":"expense-tracker","type":"registry:component","title":"Expense Tracker","description":"Log manual expenses and total the current month in this browser.","author":"Notion Arena","categories":["business"],"tags":["widget","free","expenses","budget","finance","monthly total","offline"],"meta":{"kind":"widget","tier":"free","version":"1.0.0","updatedAt":"2026-10-11","notionPlan":"Free","emoji":"🧾","delivery":["embed","html-block","download"],"capabilities":{"interactive":true,"offlineSafe":true,"persistsLocally":true,"writesToNotion":false,"needsNetwork":false},"embedUrl":"https://notionarena.vercel.app/embed/expense-tracker","fileUrl":"https://notionarena.vercel.app/widgets/expense-tracker.html","downloadUrl":"https://notionarena.vercel.app/api/widget/expense-tracker","height":350,"minHeight":260,"maxHeight":500,"params":[{"key":"label","label":"Widget title","type":"text","default":"Expense 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Tracker</title>\n<style>\n:root{--bg:#fff;--fg:#37352f;--muted:#787774;--surface:#f7f7f5;--border:#e9e9e7;--accent:#2383e2;--accent-ink:#fff;--accent-text:var(--accent);--danger:#c24136}\nhtml[data-theme=\"dark\"]{--bg:#191919;--fg:#e6e6e4;--muted:#9b9a97;--surface:#252525;--border:#343434;--danger:#ff7369}\n@media(prefers-color-scheme:dark){html[data-theme=\"auto\"]{--bg:#191919;--fg:#e6e6e4;--muted:#9b9a97;--surface:#252525;--border:#343434;--danger:#ff7369}}\n*{box-sizing:border-box}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--fg);font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,\"Segoe 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class=\"wrap\">\n  <header class=\"head\"><div><div class=\"kicker\">Manual spending log</div><div class=\"title\" id=\"title\">Expense tracker</div></div><div class=\"summary\"><b id=\"total\">$0.00</b>this month</div></header>\n  <form class=\"form\" id=\"form\"><label class=\"sr-only\" for=\"description\">Expense</label><input class=\"description\" id=\"description\" maxlength=\"60\" placeholder=\"Expense\" required /><label class=\"sr-only\" for=\"amount\">Amount</label><input id=\"amount\" type=\"number\" min=\"0\" max=\"100000000\" step=\"0.01\" placeholder=\"Amount\" required /><label class=\"sr-only\" for=\"category\">Category</label><select id=\"category\"><option>Food</option><option>Home</option><option>Transport</option><option>Travel</option><option>Other</option></select><label class=\"sr-only\" for=\"date\">Date</label><input id=\"date\" type=\"date\" required /><button type=\"submit\">Add</button></form>\n  <section class=\"list\" id=\"list\" aria-label=\"Expenses\"></section>\n  <footer class=\"foot\"><span class=\"status\" id=\"status\" aria-live=\"polite\">Amounts save only in this browser.</span><button class=\"clear\" id=\"clear\" type=\"button\">Clear all</button></footer>\n  <div class=\"note\">Manual totals only. Not financial advice, accounting, or a payment record.</div>\n</main>\n<script>\n(function(){\n  var cfgEl=document.getElementById('bk-config'),base={};try{base=cfgEl?JSON.parse(cfgEl.textContent||'{}'):{};}catch(e){}\n  var q=new URLSearchParams(location.search),c={};for(var k in base)c[k]=base[k];q.forEach(function(v,k){c[k]=v;});\n  function safeColor(v,d){return /^#[0-9a-f]{6}$/i.test(String(v||''))?String(v):d;}function rgb(hex){var s=String(hex).slice(1);return[0,2,4].map(function(i){return parseInt(s.slice(i,i+2),16);});}function lum(a){return a.map(function(v){v/=255;return v<=.04045?v/12.92:Math.pow((v+.055)/1.055,2.4);}).reduce(function(s,v,i){return s+v*[.2126,.7152,.0722][i];},0);}function contrast(a,b){var x=lum(a),y=lum(b);return(Math.max(x,y)+.05)/(Math.min(x,y)+.05);}function accentInk(hex){var a=rgb(hex);return contrast(a,[255,255,255])>=contrast(a,[0,0,0])?'#fff':'#000';}function accentText(hex){var 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list=document.getElementById('list'),status=document.getElementById('status');function money(value){return CURRENCY+' '+Number(value||0).toLocaleString(undefined,{minimumFractionDigits:2,maximumFractionDigits:2});}function save(message){try{localStorage.setItem(KEY,JSON.stringify(items));status.textContent=message||'Amounts save only in this browser.';}catch(e){status.textContent='Storage is unavailable in this browser session.';}}\n  function formatDate(value){var d=new Date(value+'T00:00:00');return isNaN(d.getTime())?value:new Intl.DateTimeFormat(undefined,{month:'short',day:'numeric',year:'numeric'}).format(d);}\n  function render(){list.textContent='';var now=dateKey().slice(0,7),monthly=items.filter(function(x){return String(x.date||'').slice(0,7)===now;}).reduce(function(sum,x){return sum+Number(x.amount||0);},0);document.getElementById('total').textContent=money(monthly);if(!items.length){var empty=document.createElement('div');empty.className='empty';empty.textContent='Add an expense to start the local log.';list.appendChild(empty);return;}items.slice().sort(function(a,b){return String(b.date||'').localeCompare(String(a.date||''));}).forEach(function(item){var index=items.indexOf(item),row=document.createElement('div');row.className='row';var name=document.createElement('span');name.className='name';name.textContent=item.description;var amount=document.createElement('span');amount.className='amount';amount.textContent=money(item.amount);var meta=document.createElement('span');meta.className='meta';meta.textContent=(item.category||'Other')+' · '+formatDate(item.date||'');var remove=document.createElement('button');remove.className='remove';remove.type='button';remove.textContent='×';remove.setAttribute('aria-label','Remove expense '+item.description);remove.addEventListener('click',function(){items.splice(index,1);save();render();});row.append(name,amount,meta,remove);list.appendChild(row);});}\n  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