Awesome GitHub RepositoriesBit Manipulation Techniques

This project serves as a centralized knowledge base and study guide for mastering computer science fundamentals and technical interview preparation. It provides a structured collection of algorithmic implementations, data structure guides, and theoretical references designed to support professional development and problem-solving skills. The repository distinguishes itself through a taxonomy-based organization that maps complex concepts into a hierarchical structure. It standardizes the expression of abstract data structures and algorithms using a consistent programming language, with impleme

This project is a curated educational resource and solution repository for algorithmic challenges, specifically focused on LeetCode problems. It serves as a technical reference for common data structures and algorithmic patterns, providing verified code implementations across multiple programming languages alongside detailed logic and complexity analysis. The repository functions as a comprehensive study guide for competitive programming and technical interview preparation. It includes specialized learning tools such as an Anki flashcard dataset for spaced repetition and a browser extension t

This project is a comprehensive collection of common computer science algorithms and data structures implemented in Swift. It serves as an educational reference and library for studying computational complexity, algorithmic logic, and data structure engineering through practical code examples. The repository provides a wide suite of data structure implementations, including various types of linked lists, heaps, hash tables, and an extensive range of hierarchical trees such as Red-Black, B-Tree, and Splay trees. It also covers diverse sorting and searching techniques, from basic bubble sort to

Blender is a professional 3D creation suite designed for modeling, animation, rendering, and video editing. It functions as an open-source 3D engine that provides a comprehensive framework for procedural geometry, physics simulation, and high-quality visual output. The platform is built upon a foundational architecture that utilizes data-block-based memory management and a dependency-graph-based evaluation system to handle complex scene transformations and geometry updates. The software distinguishes itself through a highly modular, node-based procedural architecture that allows users to cons

This project is a comprehensive technical interview preparation resource and computer science interview guide. It serves as an educational reference for developers to study core software engineering fundamentals and common coding patterns required for employment screenings. The repository provides detailed guides and references covering data structures and algorithms, networking and security, operating systems, and web development. It specifically focuses on the implementation and complexity analysis of sorting, searching, and graph algorithms. The material encompasses a wide breadth of comp

Garnet is a multi-threaded in-memory database and distributed key-value store. It functions as a high-performance remote cache store that implements the RESP wire protocol to maintain compatibility with existing Redis clients and libraries. The project is distinguished by a shared-memory architecture that enables parallel request processing across multiple cores for sub-millisecond latency. It features a tiered storage system that automatically offloads colder data from system memory to SSD or cloud storage layers, and includes a specialized vector search database for high-dimensional similar

This project is a comprehensive library of reference implementations for fundamental data structures and algorithms, designed to support technical interview preparation and software engineering assessments. It provides a structured collection of computational techniques for solving complex problems involving arrays, strings, graphs, trees, and mathematical analysis. The library distinguishes itself by offering specialized implementations for advanced topics, including concurrent programming patterns and geometric algorithms. It features thread-safe primitives for managing shared state and tas

This project is a comprehensive reference for algorithms and data structures used to solve complex computational problems in competitive programming. It serves as a technical resource for implementing advanced mathematical programming, computational geometry, and graph theory. The repository provides detailed implementation guides for diversifying algorithmic techniques, including top-down and bottom-up dynamic programming optimization, number theory, and linear algebra. It features specific guides for complex tasks such as constructing planar graphs, solving linear Diophantine equations, and

This project is a header-only C++ library designed for graphics mathematics, providing a comprehensive suite of vector, matrix, and quaternion types. It is built using template metaprogramming to generate mathematical primitives at compile time, eliminating the need for precompiled binary libraries and allowing for direct integration into existing build systems. The library is distinguished by its strict adherence to the OpenGL Shading Language specification, ensuring that mathematical results remain consistent across both CPU and GPU code. It provides specialized utilities for managing float

Redis is a high-performance in-memory key-value store that functions as a distributed cache, message broker, and NoSQL database. It provides sub-millisecond read and write access to data stored in RAM and can operate as a vector database for indexing high-dimensional embeddings. The system supports a wide range of data storage and synchronization primitives, including the management of strings, hashes, lists, sets, and JSON documents. It enables real-time data operations through atomic transactions, hybrid persistence using snapshots and append-only logs, and high-availability configurations

RedisInsight is a graphical user interface and management tool for browsing, analyzing, and administering Redis databases. It provides a visual environment for exploring key-value data structures, managing database instances, and performing data analysis across different operating systems and deployments. The tool distinguishes itself by providing dedicated visual managers for complex operations, including a vector database manager for configuring embeddings and similarity searches, a query workbench for executing raw commands and Lua scripts, and a performance monitoring dashboard for tracki

This project is a comprehensive collection of computer science implementations and an algorithm tutorial repository. It serves as a study guide and reference for competitive programming, providing executable code examples that demonstrate fundamental algorithmic problem solving and mathematical computation. The library covers a wide range of specialized domains, including cryptography and security primitives, lossless data compression techniques, and computational geometry for spatial analysis. It also features implementations of machine learning models, linear algebra operations, and formal

هذا المشروع عبارة عن مجموعة شاملة من مكتبات وأدوات C++ توفر تطبيقات مرجعية لهياكل البيانات، وخوارزميات الرسوم البيانية، والمنطق الثنائي (bitwise logic). يعمل كمرجع لخوارزميات C++ يحتوي على أكثر من 180 مسألة برمجية محلولة ومجموعة أدوات متخصصة للبرمجة التنافسية. يتميز المستودع بمكتبات واسعة النطاق لمعالجة البتات منخفضة المستوى لفحوصات التكافؤ، واكتشاف ترتيب البايتات (endianness)، والمنطق القائم على XOR. كما يوفر مجموعة واسعة من الحلول المرجعية للتحديات الخوارزمية المعقدة التي تتضمن التراجع (backtracking)، ونظرية الرسوم البيانية، والبرمجة الديناميكية. تغطي مساحة القدرات منظمات البيانات الخطية والهرمية الأساسية، بما في ذلك القوائم المرتبطة، والمكدسات، والطوابير، وأشجار البحث الثنائية. يتضمن مجموعة كاملة من خوارزميات الرسوم البيانية للبحث عن المسارات والأشجار الممتدة، وطرق متنوعة للفرز والبحث، وتحويلات المصفوفات، وأدوات معالجة النصوص. بالإضافة إلى ذلك، يغطي الدوال الحسابية الرياضية، وضغط البيانات بدون فقدان، وشفرات التشفير الأساسية.

Algodeck is an open-source collection of flash cards designed for reviewing algorithms, data structures, and system design concepts, specifically curated for technical interview preparation. The project organizes knowledge into atomic question-and-answer pairs and incorporates spaced repetition scheduling to optimize long-term memory retention. The flash card catalog covers a broad range of computer science topics, including classic sorting algorithms like quicksort and mergesort, data structure operations for arrays, trees, heaps, tries, and graphs, as well as bit manipulation techniques for

TIC-80 is a fantasy console platform and multi-language game engine that provides a virtual retro game development environment. It operates via a bytecode virtual machine that executes game logic within fixed memory and resolution constraints. The project distinguishes itself by offering integrated asset editors for pixel art, tile maps, and a pattern-based chiptune audio workstation all within a single environment. It supports multi-language scripting, allowing developers to write logic in Lua, JavaScript, or Ruby, and provides a standalone game exporter to package projects into native execu

c3c is the compiler for the C3 programming language, transforming source code into executable binaries, static libraries, or dynamic libraries using an LLVM backend. It implements a system based on result-based error handling, scoped memory pooling, and a semantic macro system. The compiler provides first-class support for hardware-backed SIMD vectors that map directly to processor instructions and enables runtime polymorphism through interface-based dynamic dispatch. The project covers a broad set of low-level capabilities, including manual and pooled memory management, inline assembly inte

libmodbus هي مكتبة C محمولة تنفذ مكدس بروتوكول Modbus لاتصالات الأجهزة الصناعية. توفر مجموعة من الأدوات لقراءة وكتابة الملفات (coils) والسجلات (registers) على وحدات التحكم الصناعية وأجهزة الاستشعار، وتعمل كعميل (client) وخادم بروتوكول (server). تدعم المكتبة طبقات نقل متعددة، بما في ذلك مكدس Modbus TCP لاتصالات شبكة IPv4 وIPv6، ومشغل Modbus RTU للاتصالات التسلسلية. تتميز بأدوات تحويل بيانات متخصصة تتعامل مع تبديل البايتات (byte-swapping) وترتيب البايتات (endianness) للأرقام ذات الفاصلة العائمة وتعيين حقول البت (bit-field mapping) لضمان التوافق عبر تخطيطات ذاكرة الأجهزة المختلفة. يغطي المشروع مجموعة واسعة من إمكانيات الاتصال الصناعي، بما في ذلك عمليات السجلات الذرية، وتحديد هوية الجهاز، وإدارة قيود البروتوكول أو خصائص الأجهزة. يوفر إدارة شاملة للاتصال بالمنافذ التسلسلية—بما في ذلك إشارات Request to Send—ومقابس الشبكة، إلى جانب مخازن خادم مؤقتة معينة في الذاكرة لمحاكاة ذاكرة الجهاز. هذا التنفيذ عبر المنصات متوافق مع Linux وWindows وmacOS وFreeBSD.

This repository is a curated guide and implementation library of coding patterns used to solve data structures and algorithms problems. It serves as a technical interview study resource, providing a comprehensive set of strategies and computational logic examples for optimizing time and space complexity. The project focuses on standardized algorithmic patterns, including sliding windows, two pointers, and dynamic programming. It features specific implementations for a wide range of challenges, such as LeetCode problem solutions and specialized techniques like cyclic sort and bitwise XOR opera

This project is an ARMv8 assembly programming guide and tutorial designed to teach the translation of high-level logic into low-level machine instructions. It serves as a low-level systems programming reference for writing and executing code specifically for the ARMv8 architecture. The resource provides instructions for cross-platform assembly implementation, focusing on unifying symbol naming and memory addressing to ensure source code builds across different operating systems. It also covers the integration of assembly routines with higher-level languages using standardized calling conventi

This project is a comprehensive repository of fundamental computer science algorithms and data structures designed as a reference for academic study, technical interview preparation, and competitive programming. It provides standardized implementations of core computational strategies, serving as an educational resource for developers to master software engineering fundamentals and algorithmic problem-solving. The collection distinguishes itself through a multi-language approach, offering cross-language solutions for complex tasks ranging from graph traversal and dynamic programming to bitwis