A little less busywork
Small, fast utilities for developers and everyday tasks.
Most tools run locally in your browser. Server-assisted tools are labeled and explain what is sent before you use them.
18 tools
Currency Converter
Convert USD, RUB, UZS, THB, MYR, VND, KRW and KPW with saved rates that work offline.
Image Converter
Convert images to PNG, JPEG or WebP, adjust quality and resize in batches. Your images stay on your device.
YouTube Transcript
Fetch available YouTube captions, choose a language and copy or download the transcript.
.env Tools
Check and clean .env files, create value-free examples and compare configuration keys locally.
Data Converter
Convert JSON, YAML and CSV locally, with clear options for preserving CSV value types.
JSON to Types
Generate types, serializers, validation schemas and Mermaid diagrams from a JSON sample.
Random Tools
Pick or shuffle items, use weighted choices, and generate random integers locally.
Text / Code Diff
Compare two versions line by line, see additions and removals, and copy a unified diff.
QR Generator
Create QR codes for links, text, Wi-Fi, email and contacts. Download PNG or SVG locally.
Cron Tools
Read and build cron schedules, with timezone-aware previews of the next five runs.
URL Tools
Inspect URLs, edit query parameters and encode or decode components.
Password Generator
Generate random passwords or word-based passphrases locally.
JSON Formatter
Format and explore JSON with collapsible sections, or convert Python dictionaries and lists.
JWT Tools
Decode, edit, sign and verify JWTs locally in your browser.
Timestamp Converter
Convert timestamps and build custom Python-style datetime formats.
Base64
Encode and decode UTF-8 text with URL-safe and multi-layer Base64.
Hash Generator
Generate SHA-256, SHA-384 and SHA-512 hashes from text.
UUID Generator
Generate random v4 or time-ordered v7 UUIDs in batches.