|re-Worship has a huge collection of Calls to Worship, Prayers, Affirmations of Faith, Confessions and Benedictions from a wide range of sources. It's very easy to navigate and has links to other similar websites. Excellent.
|Working Preacher is from the USA's Luther Seminary and offers commentary on the readings set for the Revised Common Lectionary and other lectionaries. There is an index, so you can search for entries on any passage in the lectionary.
|The Text This Week
|A website devoted to "Reading and Studying the Text This Week", with a vast range of articles under headings such as "Commentary, Exegesis and Sermon Preparation", "Lectionary Reflections, Discussions & Weblogs", "Complete Liturgies", "Prayers, Prefaces, Litanies etc" and many more. You'll soon find your favourites amongst this huge collection. Again, there is an index, so you can search for entries on any passage in the lectionary.
|oremus Bible Browser
|A very useful resource for "copy-pasting" bible passages, in NRSV, NRSV (Anglicanized) and King James (AV), and the Psalter in Common Worship, ASB and BCP versions.
|An amazing collection of 27,000 hymns, choruses and antiphons, with a very full index and theme search facility. It is updated annually at very reasonable cost, and is perhaps the single most useful (and most often used) resource for worship preparation that I have found.