supabase / supabase

Open source Postgres development platform bundling a database with auth, auto-generated APIs, realtime, storage, and edge functions.

fastapi / fastapi

FastAPI is a Python web framework for building APIs using standard type hints, with automatic OpenAPI and JSON Schema documentation.

nautechsystems / nautilus_trader

Rust-native, event-driven engine for backtesting and live trading across multiple asset classes and venues, with Python strategy control.

rmyndharis / OpenWA

Self-hosted WhatsApp API gateway that exposes WhatsApp sessions, messaging, and webhooks over a REST API with a web dashboard.

caddyserver / caddy

Extensible HTTP/1-2-3 web server written in Go that obtains and renews TLS certificates automatically by default.

RayWangQvQ / BiliBiliToolPro

Scheduled task runner that automates recurring Bilibili daily activities across multiple accounts, with a web panel and console host.

php / frankenphp

A PHP application server built on the Caddy web server, with worker mode, HTTP/3, and automatic HTTPS.

juspay / hyperswitch

Open-source, self-hostable payments infrastructure in Rust that connects to many payment processors and offers routing, vault, and reconciliation modules.

PHPMailer / PHPMailer

A PHP library for composing and sending email with SMTP, attachments, HTML bodies, and address validation.

OpenZeppelin / openzeppelin-contracts

Reusable, community-audited Solidity smart contract library with ERC20/ERC721 implementations and role-based access control.

jeecgboot / JeecgBoot

Enterprise low-code platform (Spring Boot and Vue3) that generates frontend, backend, and database code from natural-language prompts or a code generator.

firebase / firebase-ios-sdk

Source for Firebase's open-source Apple platform libraries, covering auth, Firestore, messaging, storage, and more for iOS and macOS apps.

erlang / otp

Erlang programming language runtime and the OTP libraries and design principles for building fault-tolerant, soft real-time systems.

Uniswap / v4-core

Core Solidity smart contracts for Uniswap v4, a singleton automated market maker with extensible pools and hooks.

transmissions11 / solmate

Gas-optimized Solidity building blocks for smart contract development, including tokens, auth, math, and utility contracts.

PostgREST / postgrest

Serves a RESTful JSON API directly from an existing PostgreSQL database, with authorization delegated to database roles.