Useful tools for everyday work
Work with data.Skip the busywork.
Five precise tools for developers, network engineers and anyone working with digital data. Fast, private and in one place.
Explore the toolsFree · No account · Local
Your data stays with you
Transformations run in your browser without uploading content to the application server.
QRGE / 01—05
One address, five everyday tasks
No registration, installation or cluttered panels. Open a tool and get the result.
01
Online JSON editor
Format, validate and edit JSON in text and tree views.
- Text and tree as tabs
- JSONC: comments in JSON
02
JWT decoder and signature verifier
Decode tokens, inspect claims and verify signatures cryptographically.
- Header, payload and claims
- HS/RS/PS/ES verification
03
Base64 encode and decode
Text, Unicode, files and URL-safe Base64 with no friction.
- UTF-8 and Unicode
- Base64 and Base64URL
04
IP subnet calculator
IPv4 and IPv6 networks, masks, ranges and subnet splitting.
- IPv4 and IPv6
- CIDR, netmask and wildcard
05
Free QR code generator
Custom styles, logo, transparent background, PNG and SVG.
- Module and corner styles
- Colors and transparency