Free
CyberChef
Open SourceEncoding & Decoding
The Cyber Swiss Army Knife: encode, decode, hash and transform data in the browser.
encoderdecoderhashbase64
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Encoding & Decoding
The Cyber Swiss Army Knife: encode, decode, hash and transform data in the browser.
Cross-Platform · Mobile Development
Google's UI toolkit for building apps for mobile, web and desktop from one codebase.
Orchestration · DevOps
The open-source system for automating container orchestration.
Frameworks · Backend
Elegant PHP framework with batteries included: Eloquent, queues, and more.
Frameworks · Frontend
Full-stack React framework with routing, SSR and static generation.
Frameworks · Backend
JavaScript runtime built on Chrome's V8 engine.
E2E & Browser · Testing
Reliable end-to-end testing for modern web apps by Microsoft.
Frameworks · Frontend
The library for web and native user interfaces, maintained by Meta.
Regex
The most popular regex tester and debugger with live explanation.
Editors & IDEs · Development Environment
Free, open-source code editor with a huge extension marketplace.
Frameworks · Backend
Full-featured TypeScript MVC framework for Node.js.
AI Coding Assistants · AI for Developers
AI pair programming in your terminal, works with Git.
Terminals & Shells · Development Environment
GPU-accelerated, cross-platform terminal emulator focused on speed.
Migrations & ERD · Database
Database migration tool for SQLAlchemy and Python.
Frameworks · Frontend
Lightweight framework for sprinkling reactivity into your HTML.
Frameworks · Frontend
Google's full-featured platform for building scalable web applications.
UI Libraries · Frontend
The official Material Design component library for Angular, maintained by the Angular team.
UI Libraries · Frontend
Enterprise-grade React UI library with a huge component set.
Pipelines & ETL · Data & Analytics
The standard open-source orchestrator for data pipelines.
Other Formats · Data Formats
Data serialization system commonly used with Kafka.
NoSQL · Database
Distributed, wide-column NoSQL database for massive scale.
Data Viz & Charts · Frontend
Enterprise-grade charting from Apache: huge chart catalog, big-data rendering and rich interactions.
Web Servers & Proxies · DevOps
The classic, widely-used Apache web server.
Load & Performance · Testing
Classic Java-based load and performance testing tool.