Tools
Free utilities I build on days off. Pick one and get on with it.
format
convert
- Base64 Encode / Decodeb64Encode or decode Base64, with UTF-8 and a URL-safe variant.
- URL Encoder / DecoderurlPercent-encode text for URLs, or decode it back.
- JWT DecoderjwtDecode a JWT to read its header, payload, and timestamps.
- Image ConverterimgConvert images to PNG, JPEG, WebP, or an ICO favicon.
- SVG Color EditorsvgRecolor any SVG swatch by swatch, with a live preview.
generate
- Thai ID GeneratoridGenerate and validate Thai national ID numbers.
- Chassis Number GeneratorvinGenerate and validate 17-digit motorcycle VINs.
- QR Code GeneratorqrStyle a QR code from any link, with colors and a logo.
- PromptPay QR GeneratorpayMake a PromptPay QR, then download the QR or a full slip.
- Form Prefill GeneratorformScan a web form and generate a script that fills it.
- Lorem Ipsum GeneratortextGenerate placeholder paragraphs, sentences, or words.