Helpful tools.
Small utilities that run entirely in your browser. No accounts. No tracking. Nothing leaves your device.
- Live
- 01 Live
- Planned
- 10 Planned
Generators
03- 01
QR code generator
Turn any text or URL into a scannable QR code. Download as PNG or SVG.
· qr· png· svgLiveOpen tool - 02
UUID generator
Bulk-generate UUID v4 and v7 identifiers with copy-friendly formatting.
· uuid· v4· v7PlannedPlanned - 03
Password generator
Strong random passwords with length and character-class controls.
· secure· randomPlannedPlanned
Converters
03- 01
JSON ⇄ YAML
Two-way conversion with syntax validation and pretty-printing.
· json· yamlPlannedPlanned - 02
Base64 encode / decode
Encode text or files to Base64. Decode back without leaving the browser.
· encode· decodePlannedPlanned - 03
Unix timestamp
Convert between epoch seconds, milliseconds, and ISO 8601 across timezones.
· epoch· iso8601PlannedPlanned
Calculators
01- 01
Percentage calculator
Discounts, tips, growth rate, percentage change — five flavors in one panel.
· math· percentPlannedPlanned
Text
02- 01
Word & character count
Live counters for words, characters, sentences, and reading time.
· words· charsPlannedPlanned - 02
Slugify
Turn any string into a clean, URL-safe slug with diacritics stripped.
· slug· urlPlannedPlanned
Developer
02- 01
Regex tester
Test JavaScript regex with live highlighting and capture-group inspection.
· regex· matchPlannedPlanned - 02
JWT decoder
Inspect header and payload of any JWT. Decoding is local — never sent over the wire.
· jwt· decodePlannedPlanned