Actively maintained

This module integrates Userpoints into Ubercart for payment, awardi

FFMPEG for video transcoding.

This is currently in the works for a solution to replace the video.module's version of ffmpeg.

The talk module removes comments from the node page and puts them on a separate tab.

This module integrates Drupal with the Apache Solr search platform. Solr search can be used as a replacement for core content search and boasts both extra features and better performance. If you're looking for Apache Solr integration, this is possibly the best option available.

Features

Faceted Search

Faceted search is supported if you use the facet API module. Facets will be available for you ranging from content author to taxonomy to arbitrary fields.

More like this

Relevant content blocks ("More like this" blocks) can be added to any node page. The block will show you relevant nodes and/or nodes similar to the one your site-visitor is viewing. The analysis happens realtime in Solr

Search Pages

Multiple search pages with optionally customized search results, layout and others

Search Environments

Add multiple Solr Search cores and query them so you can optimally connect to the one of your choice. Ideal to have multiple facet configurations.

Range Queries

ImageCache_Profiles module allows you to set user profile pictures that are consistent throughout your site and allows avatars on the user profile pages, nodes and comments to be a different size.