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JWT Token Generator

Create and sign JWT tokens with custom claims and algorithms.

btoa(JSON.stringify(s)).replace(/\+/g,'-').replace(/\//g,'_').replace(/=+$/,''); const hEnc=enc(h),pEnc=enc(p); const data=hEnc+'.'+pEnc; const key=await crypto.subtle.importKey('raw',new TextEncoder().encode(this.secret),{name:'HMAC',hash:'SHA-256'},false,['sign']); const sig=await crypto.subtle.sign('HMAC',key,new TextEncoder().encode(data)); const sEnc=btoa(String.fromCharCode(...new Uint8Array(sig))).replace(/\+/g,'-').replace(/\//g,'_').replace(/=+$/,''); this.token=data+'.'+sEnc; }catch(e){this.error='Error: '+e.message;} }, copy(){navigator.clipboard.writeText(this.token);} }">

Header (JSON)

Payload (JSON)

Secret

JWT Token

Your files are processed securely and automatically deleted after 1 hour. We never store or share your data.

About JWT Token Generator

Our JWT Token Generator is a free browser-based utility that helps website owners, SEO professionals, and digital marketers inspect and analyze webpage source code. Create and sign JWT tokens with custom claims and algorithms. Simply enter your URL or data, hit analyze, and get instant results — no account required, no software to install. Built for speed and accuracy, this tool processes everything server-side and returns actionable insights you can use right away to improve your site's perform...

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