Open-source alternatives to Template.js

ejs is an embedded JavaScript template engine for Node.js that generates HTML and other text formats by embedding JavaScript logic into templates. It functions as a server-side rendering engine and HTML template processor that merges static markup with dynamic data. The system operates as a compiled template library, converting templates into JavaScript functions to enable cached rendering and faster execution. It includes built-in security to prevent cross-site scripting by automatically escaping HTML entities and special characters during the rendering process. The engine supports modular

This is the comprehensive documentation website for the Vue 2 progressive JavaScript framework. It serves as a technical reference and development guide for building reactive user interfaces and single-page applications. The site provides a detailed JavaScript API reference and a web component directory. It covers the implementation of component-based architectures, reactive state management, and the use of a virtual DOM to synchronize application state with the browser. The documentation details capabilities including client-side routing, declarative DOM manipulation, and frontend build opt

Scriban is a text templating library and .NET scripting engine used for dynamic text generation. It functions as a template processor and a safe scripting sandbox, providing a secure execution environment that restricts object exposure to prevent unauthorized code execution. The project also includes an abstract syntax tree template parser that allows for programmatic template analysis and modification. The engine features a dedicated Liquid template engine and compatibility mode, allowing it to parse, execute, and convert templates written in Liquid syntax. It distinguishes itself through a

Scriban is a .NET text templating engine and embedded scripting language used for dynamic text generation. It functions as an abstract syntax tree manipulation tool and a template parser, allowing for the conversion of scripts into visitable trees for analysis, modification, and rendering. The engine is specifically designed for Native AOT compatibility, utilizing a reflection-free API to execute templates in trimmed environments. It also provides a dedicated parser and conversion system for Liquid templates, enabling the migration and execution of Liquid scripts within .NET. The project cov

Lit is a library for building lightweight, interoperable web components. It provides a base class that leverages native browser APIs to encapsulate state, logic, and styles, allowing developers to create custom elements that function consistently across any modern web project. The framework distinguishes itself through a reactive property system that automatically triggers efficient, batched DOM updates. By utilizing tagged template literals, it defines declarative UI structures that are compiled into optimized update instructions. Its architecture emphasizes modularity through a reactive con

Dustjs is a JavaScript templating engine and asynchronous template renderer. It functions as an isomorphic HTML generator, producing consistent output across both client and server environments. The system employs a logic-less template syntax to separate presentation from business logic, utilizing simple tags for iteration and conditional checks. It supports asynchronous data resolution, allowing the rendering process to pause and resume as external data sources respond. The engine provides capabilities for dynamic HTML generation, server-side rendering, and client-side templating. It utiliz

Jinja is a text-based templating library for Python designed to generate dynamic content through expressions, control structures, and template inheritance. It functions as a tool for building dynamic HTML, XML, or plain text documents, providing a structured environment for injecting data into templates to create complex outputs from simple sources. The engine distinguishes itself through a sandboxed execution environment that restricts access to system resources and sensitive functions when evaluating untrusted code. It further ensures secure content delivery by employing context-aware outpu

Practicalnode is a comprehensive educational resource and backend development framework for mastering server-side programming with Node.js. It provides a structured approach to building scalable network services, REST APIs, and real-time applications using asynchronous JavaScript. The project serves as a detailed implementation guide for several core backend patterns, including MongoDB data modeling and the construction of REST API development kits. It emphasizes a specific workflow for Docker containerization and offers a variety of strategies for managing user identity through stateless tok

art-template is a JavaScript template engine and server-side rendering engine. It functions as an abstract syntax tree compiler that translates template source code into executable JavaScript to generate HTML or text output. The engine includes a template inheritance system that allows the definition of base layouts and reusable content blocks. It also provides a template debugging tool that maps syntax and runtime errors to exact line numbers within the source files.

Grav is a flat-file content management system that eliminates the need for a traditional database by storing site content and configuration in human-readable Markdown and YAML files. Built as a modular PHP web framework, it uses a hierarchical page routing system where the physical directory structure directly determines the site's URL paths. The platform is distinguished by its event-driven plugin architecture and a command-line interface that prioritizes system administration, deployment, and maintenance tasks. It utilizes a blueprint-driven system to generate administrative forms from stru

hogan.js is a logic-less template compiler and Mustache templating engine. It transforms static templates into executable JavaScript functions to generate data-driven strings without using conditional or looping logic. The system focuses on precompilation to eliminate parsing overhead during runtime execution. This includes a precompiled template library and a command line interface for converting template files into optimized JavaScript. The engine handles dynamic content generation through template compilation and data rendering. It supports reusable UI fragments via partials and allows fo

Twig is a PHP template engine and compiled rendering library designed to separate business logic from presentation. It functions as a secure template language that generates HTML output by combining dynamic data with reusable layouts. The system emphasizes security through a focus on preventing cross-site scripting attacks via automatic output escaping and content sanitization. To ensure execution efficiency, it compiles templates into optimized PHP code and utilizes a caching mechanism to bypass parsing on subsequent requests. The engine provides comprehensive tools for template composition

Flyway is a database schema versioning tool and SQL migration orchestrator. It applies version-controlled schema changes to relational databases using SQL scripts and Java Database Connectivity to ensure environments remain consistent and reproducible. The tool tracks applied migration scripts in a dedicated metadata table to determine which updates require execution. It supports the synchronization of schema versions across multiple different database engines and provides integration for build systems and application frameworks to automate updates during software release processes. Capabili

Detekt is a static analysis tool, code quality linter, and complexity analyzer for Kotlin source code. It functions as a code smell detector and static scanner designed to identify potential bugs, design flaws, and violations of coding standards without executing the program. The tool differentiates itself through the use of issue baselining, which allows users to create a snapshot of existing legacy code issues to filter out old violations and focus on preventing new regressions. It further supports extensibility via a plugin-based system that allows for the integration of custom rule sets a

React is a JavaScript library for building user interfaces based on a component-driven architecture and unidirectional data flow.

This project provides a unified command-line interface designed to orchestrate the development lifecycle of mobile applications. It serves as a central tool for bootstrapping new projects, managing build configurations, and executing routine development tasks such as starting servers and bundling assets. The tool distinguishes itself through an automated native dependency manager that detects and integrates platform-specific code into the build process, reducing the need for manual configuration. It also features a modular, plugin-based architecture that allows developers to extend the core c

Metalsmith is a Node.js static site generator and static content processor that transforms source files into websites, eBooks, or technical documentation. It functions as a file-to-object transformer, converting directory trees into plain JavaScript objects that can be programmatically manipulated in memory. The project is built around a pluggable build pipeline where files are passed through a sequence of custom functions to transform content and metadata incrementally. This architecture allows users to extend functionality by writing their own plugins or using third-party modules to define

Fasthttp is a high-performance networking framework for Go, designed to maximize throughput and minimize memory overhead in demanding web applications. It functions as a specialized HTTP server and client library that prioritizes efficient resource management, allowing developers to build scalable services capable of handling massive concurrent traffic with minimal garbage collection pressure. The library distinguishes itself through a focus on zero-allocation processing and low-level optimization. It achieves this by recycling temporary request and response objects through managed pools and

Bubble-Card is a customizable UI framework and custom card for Home Assistant dashboards. It provides a system for building interactive smart home interfaces using JavaScript templates and CSS variables to create state-aware components. The project is distinguished by its use of JavaScript dashboard templating to dynamically update icons, colors, and text in real-time based on entity states. It includes a modular CSS style manager for creating and sharing reusable style modules and functional logic to maintain visual consistency across multiple cards. The framework covers smart home device c

This project is a web component framework and optimized web markup standard designed for high performance web development. It provides a system for building fast-loading websites using a specialized set of HTML components and scripts, complemented by a web performance validation suite to ensure markup compliance. The framework includes a dynamic HTML template engine for rendering data-driven content without full page reloads and a dedicated ad network integration framework. This integration system manages third-party advertisements with built-in viewability metrics and optimized loading seque

Engine is a content management system built with Ruby that operates as a headless content management platform and multi-tenant website hosting system. It manages multiple distinct websites and their isolated configurations from a single centralized software installation, while exposing programmatic endpoints to administer websites and custom data types remotely. The platform relies on schema-driven content modeling to define custom data structures and user interfaces dynamically from configuration schemas rather than hardcoded database tables. Dynamic web pages and structured content are rend

Iris is a high-performance web framework and API toolkit for the Go programming language. It provides the infrastructure necessary to build HTTP/2 web applications, REST APIs, and MVC-based websites. The project distinguishes itself through a flexible architectural model that supports multiple isolated application instances within a single process and allows for binary-embedded asset loading to eliminate external filesystem dependencies. It features dynamic router hot-reloading and a pluggable view engine for rendering dynamic HTML content. The framework covers a broad range of capabilities,

Jetzig is a full-stack web framework built in the Zig programming language. It provides a structured environment for developing web applications and programmatic APIs by mapping incoming HTTP traffic directly to files on the filesystem. The framework distinguishes itself through a compile-time approach to template rendering, which ensures type safety and performance during the build phase. It manages application state and cross-cutting concerns through a middleware-based interception system and encrypted, session-based cookie storage. The platform includes integrated support for persistent d

Templ is a type-safe HTML templating engine and UI framework for Go. It provides a system for building reusable HTML components that compile into Go code for server-side rendering, ensuring type safety and compile-time validation of data and logic. The project features a dedicated language server that provides autocomplete and syntax validation for template files within supported code editors. It employs compile-time code generation to transform a custom template language into Go source code, enabling the creation of modular HTML fragments and logic blocks. The framework includes automated s

Pico is a lightweight PHP content manager and Markdown website generator that functions as a flat-file CMS. It transforms Markdown files into a structured website by using the server file system for URL routing and avoids the use of a relational database for storing content and metadata. The system is distinguished by its support for multilingual website deployment and a static site cache that saves rendered pages as HTML to reduce server load. It employs a Git-based content workflow to synchronize and deploy updates across different environments. The platform covers a broad range of capabil

Revel is a full-stack web framework and toolkit for building applications with the Go language. It implements a model-view-controller architecture to separate business logic from user interface rendering, providing a comprehensive system for routing, parameter binding, and session management. The project distinguishes itself with a high-productivity development environment featuring automatic code compilation and hot-reloading, which refreshes the application state and templates upon file changes without requiring manual restarts. It also employs reflection-based parameter binding to automati

Buffalo is a comprehensive MVC web framework and full-stack toolchain for building web applications in Go. It provides a structured development environment that separates models, views, and controllers, integrating a web framework with a dedicated object-relational mapper wrapper for database schema and record management. The project distinguishes itself through a set of development utilities for bootstrapping project structures, managing assets, and building production-ready containers. It features a sophisticated routing system that supports convention-based RESTful resource generation, dom