Top TEMPLATE GitHub Repositories & Tools (2026)

Jinja2 C++ (and for C++) almost full-conformance template engine implementation

A small Java 8 library (string manipulation, BiStream, Structured Concurrency, SQL Templates)

A base Sinatra application template with DataMapper, and RSpec. Just fork and build.

An unordered C++ data container providing fast iteration/insertion/erasure while maintaining pointer/iterator validity to non-erased elements regardless of insertions/erasures. Provides higher-performance than std:: library containers for high-modification scenarios with unordered data.

A RAG app to ask questions about rows in a database table. Deployable on Azure Container Apps with PostgreSQL Flexible Server.

An opinionated starting point for awesome, reusable Swift 6 modules

Project templates for Revit add-ins

Create and render HTML templates with HTMLKit

A C++-based, cross platform ray tracing library

A template for an API using Clean Architecture and .NET Minimal API's.

Generate your next Rails app interactively! This template includes production-ready recommendations for testing, security, developer productivity, and modern frontends. Plus optional Vite support! ⚡️

Yii3 web application template

UsualTool Framework (UT) is a multi terminal development framework based on PHP, suitable for building various types of applications.

Vite + Vue + Electron + Nestjs with rolldown, crazy fast! ⚡

🏗️ A skeleton to start a new web project with PHP, Docker and Castor

📒 Provides a GitHub repository template for a composer package with GitHub Actions workflows using standard PHP development tools.

Tauri + Solid + Tailwind CSS + TypeScript + Vite + ESLint + Prettier Starter template

NestJS Authentication without Passport using Bcrypt, JWT and Redis

A library for logging HTTP request/response for Spring Boot application and integration with Elastic Stack

Vite + Electron with rolldown, so fast! ⚡