Simple and powerful tools for everyday tasks
A free, fast suite of web tools to generate beautiful custom QR codes, merge PDFs, validate and format JSON data, and convert or resize images. Processed entirely in your browser for absolute privacy.
QR Generator
Image Converter & Editor
PDF Generator, Merger & Splitter
JSON Formatter, Validator & Minifier
Base64 Encoder
Developer's Corner
Explore in-depth engineering guides, technical deep dives, and system design resources.
Data Engineering
Mastering modern analytics architectures, core storage formats, transactional lakehouses, and low-level performance considerations.
Explore Topic →Inside JVM
Deep-dive execution mechanics of the Java Virtual Machine, covering classloaders, memory management layout, garbage collection sweeps, JIT compilation optimizations, and monitor locks.
Explore Topic →Data Structure And Algo
Comprehensive guides on essential data structures, algorithm patterns, and problem-solving techniques.
Explore Topic →System Design
In-depth tutorials on software architecture, design principles, database choices, and scaling complex systems.
Explore Topic →Tech Help Tools: Simple and Powerful Web Utilities
Welcome to Tech Help Tools (formerly Made Easy Tools), your go-to collection of simple and powerful tools for everyday tasks. We offer a suite of free, browser-based web utilities designed to streamline your development and document workflows. Whether you need to design advanced QR Codes, merge PDF documents, convert Word files, compile Markdown sheets, validate a JSON file, convert images, or decode Base64 and JWT payloads, our utilities make these tasks fast, simple, and powerful.
📱 Advanced QR Code Generator
Design beautiful, high-quality QR codes customized perfectly for your brand. Support for custom vCard generation, embedded logos, distinct artistic SVG frames, adjustable pattern colors, and fine-grained offset controls. All QR designs are generated 100% locally on your browser without any server tracking.
📄 Merge & Generate PDF, Word & Markdown
Our PDF generator and merger utility allows you to seamlessly combine multiple documents (PDF, DOCX, MD) and images into a single clean PDF file. Reorder pages, compile custom markdown text, rotate cards, and export files instantly. All document rendering and compiling are executed local-only, ensuring absolute privacy for sensitive data.
🧾 Format, Validate & Minify JSON
Format, validate, prettify, and minify raw JSON data client-side. Parse payloads into an interactive tree, spot validation errors, and compress structures locally with absolute privacy.
🖼️ Convert, Crop & Edit Images
Quickly resize, crop, rotate, remove background, and convert images into formats like PNG, JPEG, WEBP, GIF, BMP, and ICO. Local AI-powered background removal and cropping run completely on your client browser, guaranteeing high speed and 100% privacy.
🔐 Secure Base64 & JWT Utilities
Perform cryptographic Base64 encoding/decoding and inspect JWT headers and signatures instantly. These developer utilities run entirely on your browser client, offering safe tools to handle authentication tokens and binary data representation securely.
All Tech Help Tools (Made Easy Tools) are built with Next.js for instant page loads. By handling all operations inside your local sandbox, these simple yet powerful browser-based utilities keep your workspace secure and make everyday developer tasks a breeze.