main.py
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Examples
6
BudiBadu
Online Python Jinja2 Compiler
Jinja2 is the battle-tested templating engine used across Flask, Ansible, Pelican, and countless internal tooling workflows. It provides a powerful expression language, filters, macros, template inheritance, and sandboxing so you can generate HTML, Markdown, emails, or any text-based artifact with clean, maintainable templates.[^1]
This compiler brings the full Jinja2 runtime into the browser so you can prototype templates, test filters, and iterate on macros without spinning up a local server. Load Template objects from strings, register custom filters, render blocks with inheritance, and inspect the generated text instantly—ideal for polishing snippets before integrating them into an app or automation pipeline. You can also upload and use files or folders directly in your code for template processing and content generation workflows. This compiler is online and completely free to use.
Included examples cover the essentials: rendering context variables, control flow, loops with built-in variables, filters, macros, inheritance, and custom environment configuration. Adapt them to validate email layouts, DSL docs, configuration files, static site fragments, or template-driven CLI output.
Who Should Use This
- Flask or FastAPI developers designing HTML/JSON templates
- Platform engineers building Jinja-powered automation (e.g., Ansible)
- Technical writers generating docs or email campaigns from data
- Students learning template inheritance and macro composition
- Anyone needing a quick sandbox to experiment with Jinja expressions
Part of the BudiBadu Ecosystem
Specialized Online Python compiler powered by Pyodide WebAssembly. Run Python Library directly in your browser with zero setup.
Pyodide
WebAssembly
Monaco Editor
Python 3.13