Support dozens of barcodes for online generation, which can be generated in batches

Support generating text, URL, email, SMS, wifi, business cards and other QR codes

Online free mind map, support a variety of templates and formats to export

Online Unix timestamp or year month day time transfer

Online use of the Pomodoro, an internationally recognized method of efficient work

Create or edit markdown online, you can do html or md import editing

Sketches can be drawn online and saved as pictures. Or for picture annotations

Online compressed package decompression tool supports zip, purely online implementation

Online compression tool supports zip compression format, supports compression levels 1 to 9

Scan QR code online, support batch analysis and download

Support rgb, hsl, hsv, cmyk, hex, rgba, hsla, hsva, cmyka online conversion.

Generating passwords online supports turning case on or off Number Special symbols

Support online JSON formatting, compressed search, etc