1.rmyndharis / OpenWA
Free, Open Source, Self-Hosted WhatsApp API Gateway
- api
- gateway
- self-hosted
- whatsapp-api
- whatsapp-gateway
- +6 more
Ranked by Attention Score: stars gained over the last 180 complete days
1–100 of 2,072 by Attention Score · May 8, 2026 – Nov 3, 2026 (UTC)
Free, Open Source, Self-Hosted WhatsApp API Gateway
The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.
Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬
FastAPI framework, high performance, easy to learn, fast to code, ready for production
Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS
:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.
Mastra is the modern TypeScript framework for AI-powered applications and agents.
Connect your agents & product to 1,000 APIs.
Send push notifications to your phone or desktop using PUT/POST
Bindu: The identity, communication, and payments layer for AI agents.
📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your codebase to Large Language Models (LLMs) or other AI tools like Claude, ChatGPT, DeepSeek, Perplexity, Gemini, Gemma, Llama, Grok, 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.
The Web framework for perfectionists with deadlines.
Temporal service
The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.
Open Source realtime backend in 1 file
The Python micro framework for building web applications.
Effortlessly compose, extend, and observe every service in real-time for the first time ever.
TranslatedSmsForwarder (短信转发器, "SMS forwarder") — monitors an Android phone's SMS messages, incoming calls, and APP notifications, and forwards them according to specified rules to other destinations: DingTalk group custom robot, DingTalk enterprise internal robot, WeCom group robot, Feishu robot, WeCom application message, email, bark, webhook, Telegram robot, ServerChan, PushPlus, phone SMS, etc. It also includes active control of the server and client, letting you easily send SMS, check SMS, check call logs, check the phone book, check battery level, etc. remotely. (New in V3.0) PS. This APK is mainly for learning and personal use. If you find any BUG, please open an ISSUE, and everyone is welcome to submit a PR to correct it.
The first open-source harness builder for AI coding. Make AI coding deterministic and repeatable.
Free and Open Source Machine Translation API. Self-hosted, offline capable and easy to setup.
🔥 🔥 🔥 A Free & Self-hostable Airtable Alternative
🇨🇭 A React renderer for Three.js
💾 Self-hosted online file converter. Supports 1000+ formats ⚙️
Web framework built on Web Standards
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.
Socket-based TS/JavaScript API for WhatsApp Web
The open-source cloud for agents & devs. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime, WAF and more
The official NGINX Open Source repository.
A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications with TypeScript/JavaScript 🚀
Code-first platform for workflows, apps and AI agents, on the fastest self-hostable orchestrator (benchmarked against Airflow, Prefect and Temporal). Business teams build with AI, engineers control what ships. Open-source alternative to Lovable, Retool and n8n.
HTTP routing and request-handling library for Rust that focuses on ergonomics and modularity
A 100% free modern JS SaaS boilerplate (React, NodeJS, Prisma). Full-featured: Auth (email, google, github, slack, MS), Email sending, Background jobs, Landing page, Payments (Stripe, Polar.sh), Shadcn UI, S3 file upload. AI-ready with tailored AGENTS.md, skills, and Claude Code plugin. One cmd deploy. Powered by Wasp full-stack framework.
TranslatedXray, Tuic, hysteria2, sing-box eight-in-one one-click script
Trigger.dev – build and deploy durable AI agents and workflows
A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, MQTTS, POP3, POP3S, RTSP, SCP, SFTP, SMTP, SMTPS, TELNET, TFTP, WS and WSS. libcurl offers a myriad of powerful features
A fancy, easy-to-use and reactive self-hosted docker compose.yaml stack-oriented manager
TypeScript-first schema validation with static type inference
Krayin CRM is Free & Open Source CRM Built with Laravel for Customer, Lead, and Sales Management.
Data validation using Python type hints
🎒 Token-Oriented Object Notation (TOON) – compact, human-readable serialization of JSON data for LLM prompts. TypeScript SDK, CLI, benchmarks.
Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.
Gin is a high-performance HTTP web framework written in Go. It provides a Martini-like API but with significantly better performance—up to 40 times faster—thanks to httprouter. Gin is designed for building REST APIs, web applications, and microservices.
Backstage is an open framework for building developer portals
The open-source communication infrastructure for agents and products
Laravel is a web application framework with expressive, elegant syntax. We’ve already laid the foundation for your next big idea — freeing you to create without sweating the small things.
Scalar is an open-source API platform: 🌐 Modern REST API Client 📖 Beautiful API References ✨ 1st-Class OpenAPI/Swagger Support
The premier source of truth powering network automation. Open source under Apache 2. Try NetBox Cloud free: https://netboxlabs.com/products/free-netbox-cloud/
Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents
Advanced Subscription Manager for QX, Loon, Surge, Stash, Egern and Shadowrocket!
🤖 AI Gateway | AI Native API Gateway
A scalable, distributed, collaborative, document-graph database, for the realtime web
The open-source reactive database for app developers
A library for building fast, reliable and evolvable network services.
Fast and low overhead web framework, for Node.js
A self-hosted data logger for your Tesla 🚘 [main maintainer=@JakobLichterfeld]
Open source Product Information Management (PIM) and Digital Asset Management (DAM) platform built on Laravel — manage, enrich, and scale product data and digital assets beyond 10 million products. Free forever.
Protocol Buffers - Google's data interchange format
A simple server for sending and receiving messages in real-time per WebSocket. (Includes a sleek web-ui)
A platform for community discussion. Free, open, simple.
Apprise - Push Notifications that work with just about every platform!
A WhatsApp client library for NodeJS that connects through the WhatsApp Web browser app
Ergonomic Framework for Humans
Self hosted FLOSS fitness/workout, nutrition and weight tracker
Self-hostable workflow orchestrator for teams whose main work isn't orchestration. Declarative YAML over your scripts, SSH commands, containers, etc; keep workflows separate from business logic. One binary, no database, runs on limited H/W resources. Alternative to Airflow / Cron / Job Scheduler.
🦍 The API and AI Gateway
Personal CRM. Remember everything about your friends, family and business relationships.
Development at the speed of light
Scalable open-source game backend server: multiplayer, matchmaking, leaderboards, chat, and social features for games.
A self hosted media tracker.
🪓 An orchestration engine for background tasks, AI agents, and durable workflows
lightweight, idiomatic and composable router for building Go HTTP services
All-in-one IoT Platform - Device management, data collection, processing and visualization.
Low code web framework for real world applications, in Python and Javascript
Fast, unopinionated, minimalist web framework for node.
🦎 A lightweight, streaming-native, multi-protocol gateway for AI, APIs, and real-time data. Route LLM requests across providers, govern MCP tools, and connect Kafka, MQTT, and HTTP through one high-performance engine with shared security and observability.
A file server that supports static serving, uploading, searching, accessing control, webdav...
❤️ Fredy - [F]ind [R]eal [E]state [D]amn Eas[y] - Fredy keeps searching for new apartments, houses, and flats in Europe on platforms like ImmoScout24, Immowelt, eBay Kleinanzeigen and instantly delivers the results to you via Slack, Telegram, Email, Discord or ntfy, so you can focus on the more important things in life ;)
State machines, statecharts, and actors for complex logic
A simple, yet elegant, HTTP library.
Promise based HTTP client for the browser and node.js
C++ based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
The AI Compute Platform for frontier teams. SkyPilot turns fragmented AI compute into one AI supercomputer, so frontier AI teams build custom intelligence faster.
An open, sub-millisecond, single-executable Firebase alternative with type-safe APIs, built-in WebAssembly runtime, realtime subscriptions, auth, MCP and admin UI built on Rust, SQLite (PG) & Wasmtime.
Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks
🧙♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.
ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.
Distributed Task Queue (development branch)
Open Source Feature Flags, Experimentation, and Product Analytics
⚡️ Express inspired web framework written in Go
Infrastructure orchestration from local to your cloud
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.
FlatBuffers: Memory Efficient Serialization Library
Restate is the platform for building resilient applications that tolerate all infrastructure faults w/o the need for a PhD.
The Cloud-Native API Gateway and AI Gateway
🚀 A real-time monitoring dashboard for Claude Code & Codex, built with SQLite3, Node.js, Express, React, Vite, TailwindCSS, & WebSockets. It tracks sessions, agent activity, tool usage, and subagent orchestration, providing live analytics, a Kanban status board, status notifications, a cute buddy, & an interactive web UI/MacOS/Windows native app.
REST API for any Postgres database