Ranked by Attention Score: stars gained over the last 7 complete days
1–100 of 191 by Attention Score · Oct 28, 2026 – Nov 3, 2026 (UTC)
The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.
Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS
Send push notifications to your phone or desktop using PUT/POST
Trigger.dev – build and deploy durable AI agents and workflows
Scalable open-source game backend server: multiplayer, matchmaking, leaderboards, chat, and social features for games.
Translated[Low-code v2.0: generate an entire system with a single sentence] An enterprise-grade AI low-code platform that generates front-end and back-end code, even an entire system, with one click. AI Skills let you draw workflows, design forms, and generate reports and dashboards with a single sentence. The built-in AI application platform covers AI chat, knowledge base, workflow orchestration, MCP plugins and more, and is compatible with mainstream large models. It leads the AI low-code development model of "Skills generation → online configuration → code generation → manual merging → AI modification", solving 90% of the repetitive work in Java projects and improving efficiency without losing flexibility.
The premier source of truth powering network automation. Open source under Apache 2. Try NetBox Cloud free: https://netboxlabs.com/products/free-netbox-cloud/
A library for building fast, reliable and evolvable network services.
🤖 AI Gateway | AI Native API Gateway
Backstage is an open framework for building developer portals
TranslatedTimed task management platform supporting Python3, JavaScript, Shell, Typescript
Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics
A file server that supports static serving, uploading, searching, accessing control, webdav...
🦍 The API and AI Gateway
A WhatsApp client library for NodeJS that connects through the WhatsApp Web browser app
The Cloud-Native API Gateway and AI Gateway
Durable coding-agent harnesses (Claude Code, Codex, OpenCode, Pi, fx) on a Workflow SDK World
The AI Compute Platform for frontier teams. SkyPilot turns fragmented AI compute into one AI supercomputer, so frontier AI teams build custom intelligence faster.
BISHENG is an open LLM devops platform for next generation Enterprise AI applications. Powerful and comprehensive features include: GenAI workflow, RAG, Agent, Unified model management, Evaluation, SFT, Dataset Management, Enterprise-level System Management, Observability and more.
The all-in-one, open-source backend platform for agentic coding. InsForge gives your coding agent database, auth, storage, compute, hosting, and AI gateway to ship full-stack apps end-to-end.
FlatBuffers: Memory Efficient Serialization Library
Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks
Workflow Engine for Kubernetes
Swagger UI is a collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API.
Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.
Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents
Full-stack Elixir web framework that runs your Elixir code in the browser
Actix Web is a powerful, pragmatic, and extremely fast web framework for Rust.
A simple, yet elegant, HTTP library.
C++ based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)
Cadence is a distributed, scalable, durable, and highly available orchestration engine to execute asynchronous long-running business logic in a scalable and resilient way.
A blazingly fast JSON serializing & deserializing library
Docker-based local PHP+Node.js web development environments
Generate types and converters from JSON, Schema, and GraphQL
Google's officially supported Node.js client library for accessing Google APIs. Support for authorization and authentication with OAuth 2.0, API Keys and JWT (Service Tokens) is included.
A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
Medplum is a healthcare platform that helps you quickly develop high-quality compliant applications.
The OpenAPI Specification Repository
Dapr is a portable runtime for building distributed applications across cloud and edge, combining event-driven architecture with workflow orchestration.
Asynchronous HTTP client/server framework for asyncio and Python
OpenAPI Diff and Breaking Changes
The Go language implementation of gRPC. HTTP/2 based RPC
Translated:fire: A lightweight C++ WebServer for Linux
Generate Go client and server boilerplate from OpenAPI 3 specifications
StackStorm (aka "IFTTT for Ops") is event-driven automation for auto-remediation, incident responses, troubleshooting, deployments, and more for DevOps and SREs. Includes rules engine, workflow, 160 integration packs with 6000+ actions (see https://exchange.stackstorm.org) and ChatOps. Installer at https://docs.stackstorm.com/install/index.html
A cross-platform, high-performance and asynchronous web server for static files-serving. ⚡
A meticulous HTTP client for the JVM, Android, and GraalVM.
The java implementation of Apache Dubbo. An RPC and microservice framework.
Apache Thrift
Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.
Fast, correct Python JSON library supporting dataclasses, datetimes, and numpy
🚀 A Complete Fast Android Networking Library that also supports HTTP/2 🚀
💎 Robust job processing in Elixir, backed by modern PostgreSQL, SQLite3, and MySQL
The Standard Webhooks specification
Simple, secure & standards compliant web server for the most demanding of applications
Go RPC framework with high-performance and strong-extensibility for building micro-services.
Go HTTP framework with high-performance and strong-extensibility for building micro-services.
Quartz Enterprise Scheduler .NET
Input OpenAPI. Output SDKs and Docs.
Open-source marketing system, designed for coding agents.
Netty project - an event-driven asynchronous network application framework
Google's common Java, C++ and JavaScript library for parsing, formatting, and validating international phone numbers.
Quarkus: Supersonic Subatomic Java.
:rocket: Open Source REST API for SpaceX launch, rocket, core, capsule, starlink, launchpad, and landing pad data.
Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, Retrofit, Reactive Streams, Spring Boot and Dropwizard.
A blazingly fast multi-language serialization framework for idiomatic domain objects, schema IDL, and cross-language data exchange.
Library for OpenAPI 3 with spring-boot
One governed graph for AI agents — GraphQL + MCP over your databases, files, APIs, and code
Production-ready C++ Asynchronous Framework with rich functionality
Open source IaC Automation and Collaboration Software.
Gravitee.io - OpenSource API Management
A Java serialization/deserialization library to convert Java Objects into JSON and back
Framework for quickly creating connected applications in Kotlin with minimal effort
Instant is the best backend for AI-coded apps. You get auth, permissions, storage, presence, and streams — everything you need to ship apps your users will love.
Golang client for NATS, the cloud native messaging system.
The AsyncAPI specification allows you to create machine-readable definitions of your asynchronous APIs.
A Powerful and All-in-One MQTT 5.0 client toolbox for Desktop, CLI and WebSocket.
An API Gateway built on Spring Framework and Spring Boot providing routing and more.
KrakenD Community Edition: High-performance, stateless, declarative, API Gateway written in Go.
Eclipse iceoryx™ - true zero-copy inter-process-communication
Persistent cluster-friendly scheduler for Java
Per-component Internationalisation solution for JS application. Type-Safe. Translate with AI. Edit Visually.
🚀 Coroutine-based concurrency library for PHP
The no-magic web API and microservices framework for Python developers, with a focus on reliability and performance at scale.
🌱Light and powerful C++ web framework for highly scalable and resource-efficient web application. It's zero-dependency and easy-portable.
A Cloud Native traffic orchestration system. (CNCF Project)
Plugin and runtime library for using protobuf with Swift
Meta's Thrift implementation: cross-language serialization and high-performance async RPC
MultiTenant is an open source multi-tenancy library for modern .NET created and maintained by Finbuckle LLC.
The open-source solution to building, maintaining, and collaborating on GraphQL Federation at Scale. The alternative to Apollo Studio and GraphOS.
Apache OFBiz is an open source product for the automation of enterprise processes. It includes framework components and business applications for ERP, CRM, E-Business/E-Commerce, Supply Chain Management and Manufacturing Resource Planning. OFBiz provides a foundation and starting point for reliable, secure and scalable enterprise solutions.
Welcome to the WSO2 API Manager source code! For info on working with the WSO2 API Manager repository and contributing code, click the link below.
High-performance, multi-protocol mock server. HTTP, WebSocket, gRPC, MQTT, SSE, GraphQL, SOAP in one binary.