Web Harvester

Convert between JSON and CSV bidirectionally. Flatten nested objects to dot notation. Handle arrays with stringify, join, or first element. Custom delimiters (comma, semicolon, tab, pipe). Parse types automatically. Upload files, provide URLs, or load from Apify Datasets.

Analyze text sentiment using VADER (Valence Aware Dictionary for Sentiment Reasoning). Fast, accurate sentiment analysis optimized for social media, reviews, and customer feedback. No GPU required.

Convert PDFs to clean Markdown with optional OCR for scanned documents. Uses PDF.js for text extraction and Tesseract.js for optical character recognition.

Generate realistic fake data for testing and development. Create profiles, addresses, companies, and transactions using Faker. 50+ locales, deterministic mode, custom schemas.

Run SQL queries on CSV, JSON, and Parquet files using DuckDB. No database setup required. Upload files, provide URLs, or query Apify Datasets directly. Full SQL support: JOINs, aggregations, window functions. Export as JSON, CSV, or Parquet. Lightning-fast analytical queries.

Generate MD5, SHA-1, SHA-256, SHA-512 hashes for text or files. Verify integrity, create checksums, deduplicate content.

Generate and read QR codes at scale. Create custom QR codes from URLs, text, WiFi credentials, vCards. Decode QR codes from images. Batch processing, custom colors, PNG/SVG output, configurable error correction. No ads, no limits, full API access.

Generate UUIDs (v1, v4, v5) in bulk. Create unique identifiers for databases, APIs, and tracking. Up to 100,000 UUIDs at once. Multiple formats: standard, uppercase, no-hyphens, braces, URN. UUID v5 supports deterministic generation from names. Fast, reliable, production-ready.