ashishps1 / awesome-system-design-resources
A curated list of free system design learning materials and interview preparation problems and concepts.
ashishps1 / awesome-system-design-resources
floci-io / floci
Light, fluffy, and always free - The AWS Local Emulator alternative
jean-voila / FeurStagram
A patch for the official Instagram Android app that removes the feed, Reels, Explore and ads while keeping DMs, stories and search.
alibaba / spring-ai-alibaba
Agentic AI Framework for Java Developers
Card-Forge / forge
An unofficial rules engine for the world's greatest card game.
voxivoid / recipe-lab-sony-pmca
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aleixrodriala / newtube
SmartTube for phones, unofficial: an open-source YouTube client for Android. Background play, PiP, SponsorBlock, DeArrow, save for offline, code sign-in.
iluwatar / java-design-patterns
Design patterns implemented in Java
flowable / flowable-engine
A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
gsantner / markor
Text editor - Notes & ToDo (for Android) - Markdown, todo.txt, plaintext, math, ..
ageerle / ruoyi-ai
Enterprise-grade AI agent framework with multi-provider LLM management, secure knowledge bases and high-precision RAG, visual workflow orchestration, and multi-agent coordination.
Dwinovo / minecraft-numen
Numen is an embodied agent that runs inside Minecraft. It lives in the game as a mod, continually explores the Minecraft world, makes its own decisions, and takes action to get tasks done.
modelcontextprotocol / java-sdk
The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI
DrKLO / Telegram
Official source code for the Telegram messaging app for Android, written in Java.
PaperMC / Paper
The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies
spinnaker / spinnaker
Spinnaker is an open source, multi-cloud continuous delivery platform for releasing software changes with high velocity and confidence.
iflytek / astron-agent
Enterprise-grade, commercial-friendly agentic workflow platform for building next-generation SuperAgents.
logisim-evolution / logisim-evolution
Digital logic design tool and simulator
GeyserMC / Geyser
A bridge/proxy allowing you to connect to Minecraft: Java Edition servers with Minecraft: Bedrock Edition.
JabRef / jabref
Desktop app for managing BibTeX and BibLaTeX (.bib) libraries
shmykelsa / AAAD
The original application for downloading and installing apps made specifically for Android Auto outside of Google Play Store. Active since 2021.
dromara / MaxKey
Dromara MaxKey 🗝️ SSO ,Leading-Edge IAM-IDaas(Identity and Access Management) Product , Under Apache-2.0 is free ，业界领先的IAM-IDaas身份管理和认证产品，遵循Apache-2.0开源免费，支持OAuth2.x、OpenID Connect、SAML2.0、CAS、JWT、SCIM等SSO标准协议，基于RBAC统一权限控制，实现用户生命周期管理，开源、安全、合规、自主可控。
GrapheneOS / Auditor
Hardware-based attestation and intrusion detection app for Android. It provides both local verification with another Android device via QR codes and optional scheduled server-based verification with support for alert emails. It uses hardware-backed keys and attestation support as the foundation and chains trust to the app for software checks.
jenkinsci / jenkins
Jenkins automation server
apache / skywalking
APM, Application Performance Monitoring System
theonedev / onedev
The Unified and Autonomous Development Platform
pinpoint-apm / pinpoint
APM, (Application Performance Management) tool for large-scale distributed systems.
trinodb / trino
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
OpenRefine / OpenRefine
OpenRefine is a free, open source power tool for working with messy data and improving it
resilience4j / resilience4j
Resilience4j is a fault tolerance library designed for Java8 and functional programming
aeron-io / aeron
Efficient reliable UDP unicast, UDP multicast, and IPC message transport
swagger-api / swagger-core
Examples and server integrations for generating the Swagger API Specification, which enables easy access to your REST API
vavr-io / vavr
vʌvr (formerly called Javaslang) is a non-commercial, non-profit object-functional library that runs with Java 8+. It aims to reduce the lines of code and increase code quality.
TGX-Android / Telegram-X
The main repository of Telegram X — official alternative Telegram client for Android.
tonikelope / megabasterd
Yet another unofficial (and ugly) cross-platform MEGA downloader/uploader/streaming suite.
apache / calcite
Apache Calcite
AsamK / signal-cli
signal-cli provides an unofficial commandline, JSON-RPC and dbus interface for the Signal messenger.
geoserver / geoserver
Official GeoServer repository
portfolio-performance / portfolio
Track and evaluate the performance of your investment portfolio across stocks, cryptocurrencies, and other assets.
tlaplus / tlaplus
TLC is a model checker for specifications written in TLA+. The TLA+Toolbox is an IDE for TLA+.
paulpacifico / shutter-encoder
A professional video compression tool accessible to all, mostly based on FFmpeg.
QuantumBadger / RedReader
An unofficial open source Android app for Reddit.
apache / fineract
Apache Fineract
Peergos / Peergos
A p2p, secure file storage, social network and application protocol
inulute / freedium-app
Medium Unlocker (now Freedium App) is an android app designed to access Medium, NYT, Bloomberg, Washington Post, Financial Times, Reuters, The Economist articles without any paywalls.
ViaVersion / ViaVersion
Allows of newer clients to connect to older server versions for Minecraft servers.
bancika / diy-layout-creator
multi platform circuit layout and schematic drawing tool
GumTreeDiff / gumtree
An awesome code differencing tool
Minecraft-Radiance / Radiance
Radiance is rebuilt of Minecraft renderer on a Vulkan C++ backend, featuring native Hardware Ray Tracing on Windows & Linux. Break free from OpenGL limits for Minecraft.
ls1intum / Artemis
Artemis - Interactive Learning with Automated Feedback
Yohann0617 / oci-helper
基于 Oracle OCI SDK 🐢 开发的 web 端可视化甲骨文云助手（Y探长），目前实现的功能有：批量添加多个租户配置、更改实例配置、引导卷配置、一键开启免费AMD实例下行500Mbps、一键更新、一键救援/缩小硬盘、附加ipv6、安全列表、实时流量查询（分钟级别）、根据多个 CIDR 网段更换实例公共IP、多租户同时批量抢机、Cloud Shell 控制台、断点续抢、备份恢复、日志实时查看、消息通知、MFA登录验证、更新 Cloudflare DNS 记录、TG 机器人操作等功能。
floci-io / floci-az
Light, fluffy, and always free - Local Azure Emulator
FreeCol / freecol
FreeCol: FreeCol is a turn-based strategy game based on the old game Colonization, and similar to Civilization. The objective of the game is to create an independent nation.
TimefoldAI / timefold-quickstarts
Get started with Timefold quickstarts here. Optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling and other planning problems.
jcx396905-gif / recipe-lab-sony-pmca-cn
索尼相机胶片配方应用 Recipe Lab 的中文汉化版：77 种胶片色彩配方，实时预览并写入相机，在所有拍摄模式长期生效。适配 A7R II / A7 系列 / A6000 系列等支持 PlayMemories 应用的机型。
Akash-Sriram / morphe-google-photos
Morphe Patches for Google Photos and Android Apps
hyundaimotorgroup / hmg-ipmap
Open-source IP geolocation platform that resolves IPv4 addresses to city, country, and continent
alibaba / spring-cloud-alibaba
Spring Cloud Alibaba provides a one-stop solution for application development for the distributed solutions of Alibaba middleware.
prestodb / presto
The official home of the Presto distributed SQL query engine for big data
GoogleContainerTools / jib
🏗 Build container images for your Java applications.