Spectacu.la Discussion adds threaded commenting with live AJAX comments to almost any WordPress Theme.
As of April 2026, Spectacu.la Discussion is a WordPress ajax plugin with 70 active installations and a 4.5/5 rating from 2 reviews. It has been downloaded 18K+ times in total. Requires WordPress 3.0+ and PHP false+. Available on WordPress.org since 2009. Last updated 5 years ago — may have compatibility concerns. Top alternative: zipaddr-jp.
Ever found your theme doesn’t support threaded comments? Would you like it to
be able to have P2 style live commenting on your site? Spectacu.la Discussion
is a plugin that replaces the commenting code in your theme with a fully Ajaxed
comments engine.
The plugin uses memory tables for fast caching within the database (no pesky
permission setting for you to worry about here) and adjustible polling times to
suit a wide range of server performance.
The plugin is also developer friendly, meaning that you can easily add styles to
your theme so that should a user implement the plugin your meticulous design can
be carried through. By default there are two styles that should work in most
cases. Read below for further instructions.
Once installed this plug-in will replace your themeR…
| WordPress | 3.0+ requiredTested up to 3.8.41 |
| PHP | false+ required |
For the few still using this I've just fixed a bug/error that stopped all
comments from being posted by complaining that all fields were empty even
when they weren't. This plug in should probably not be being used but for
those that are I'll fix critical bugs when then show up.
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.