You just need a web server with PHP support.
- PHP v5.6 or higher.
- PHP mbstring module for full UTF-8 support.
- PHP gd module for image processing.
- PHP dom module for DOM manipulation.
- PHP json module for JSON manipulation.
- Bludit supports almost every webserver:
- PHP Built-in web server
- Nginx with module ngx_http_rewrite_module
- Apache with module mod_rewrite
- Lighttpd with module mod_rewrite
- Hiawatha, rewrite rules
- H2O, see the post H2O HTTP/2 web server and Bludit in the Support Forum
- IIS with module URL Rewrite, see this post in the Support Forum