Learn System Design concepts and prepare for interviews using free resources.
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47,133 repositories indexed
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Translated🔥LeetCode solutions in any programming language | Solutions to LeetCode, "Jianzhi Offer (2nd Edition)" (剑指 Offer), and "Cracking the Coding Interview (6th Edition)" (程序员面试金典) implemented in multiple programming languages
- algorithms
- cpp
- javascript
- golang
Translated🌍 Algorithm training for beginners | Includes four parts: ①. Interview experiences from major tech companies ②. LeetCode illustrated solutions ③. 1,000 open-source e-books ④. 100 technical mind maps (the project took hundreds of hours; I hope you can give it a star to support it, 🌹thanks~) Recommended free ChatGPT websites
- algorithms
- interview-questions
- dynamic-programming
- leetcode
An image loading and caching library for Android focused on smooth scrolling
A browser automation framework and ecosystem.
:fire: Android developers should collect the following utils(updating).
an easy-to-use dynamic service discovery, configuration and service management platform for building AI cloud native applications.
- nacos
- dubbo
- kubernetes
- istio
Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents
- distributed-systems
- grpc
- java
- javascript
Chat2DB is a free, cross-platform, local-first database client and SQL workspace for developers, DBAs, analysts, and data teams. Connect to 40+ databases, manage data, edit and run SQL, and use your own AI model to generate, explain, and optimize queries. Available on desktop, web, Docker, and CLI, with MCP support.
Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.
ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.
- parsing
- parser-generator
- antlr
- antlr4
High Performance Inter-Thread Messaging Library
- disruptor
- java
- concurrency
Translated👶🏻 Encyclopedia of major knowledge & technical interviews for junior developers 📖
- interview
- developer
- tech
- computer-science
Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.
- cryptomator
- java
- cloud-storage
- cryptography
Translated💪 A framework for assisting in the renovation of Android componentization
- android
- router
- navigation
- componentization
MIT Deep Learning Book in PDF format (complete and parts) by Ian Goodfellow, Yoshua Bengio and Aaron Courville
Translated🔥 A low-cost Android screen adaptation solution (the ultimate version of the Toutiao screen adaptation solution, an extremely low-cost Android screen adaptation solution).
- android
- adapterview
- screenadapter
- density
A free, secure and open source app for Android to manage your 2-step verification tokens.
TranslatedThis is a picker view for android , support linkage effect, timepicker and optionspicker.(time picker, three-level linkage of province, city and district)
- pickerview
- timepicker
- optionspicker
- datepicker
Generate diagrams from textual description
- diagram
- diagram-as-code
- diagrams
- diagrams-as-code
LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.
Change data capture for a variety of databases. Please log issues at https://github.com/debezium/dbz/issues.
- change-data-capture
- kafka-connect
- apache-kafka
- debezium
Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.
Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, and more. For more information, see the Readme.md file below.
- aws
- documentation
- examples
- java