Yes, the site logo changed. This is because site stylesheets are all brand-spanking new, and we have 15 new themes for you to choose from! More info here.
Policy Update - Rules changes incoming for AI content - Read Here

Site and Policy

TopicPostsLast Post
Feature suggestions and discussion [READ THE FIRST POST]
Posted by The Frowning Pony
6819Go to post by Ciaran
Report site bugs here
Posted by The Frowning Pony
12881Go to post by stxr1213
derpibooru's badges
Posted by Background Pony #26D7
15646Go to post by JP
Ask the Mods Important Site Questions (V2)
Posted by Mikey
1761
Report DeviantArt high-resolution images here for updating
Posted by stsyn
305Go to post by caligari87
Site Development Notification and Feedback Thread
Posted by Princess Luna
1145Go to post by Background Pony #2771
Clarification on Derpibooru's policies regarding traced images
Posted by Joey
51Go to post by Ciaran
Userscripts / Customization
Posted by ArmadilloEater
87Go to post by Blissful690
Badge Descriptions, Criteria, and Stuff
Posted by The Frowning Pony
2Go to post by cheezedoodle
Site and Policy Rules
Posted by Carcer
1Go to post by Carcer
New Lunar Republic
Posted by made_by_Franch
18084Go to post by B. Kiltersot
Policy update regarding AI content
Posted by The Frowning Pony
926
AI Content Help- Ask questions, discuss, comment, complain
Posted by Rainbow Dash
354Go to post by Background Pony #6696
My Derpibooru uploader
Posted by mdashlw
3Go to post by Background Pony #B512
New Themes and Stylesheets
Posted by Princess Celestia
126Go to post by uis
The Event
Posted by Princess Celestia
39635Go to post by Ciaran
About the streams..
Posted by vt.xd
2Go to post by The Smiling Pony
[Userscript] semi-Automated Derpibooru Uploader
Posted by stsyn
86Go to post by mdashlw
[Userscript] Derpi->Tantabus vote migrator
Posted by stsyn
12Go to post by IgnoreMePlz
Onion Service Down
Posted by Background Pony #4AB1
6Go to post by Background Pony #4AB1
AI images where you don't know the exact specifics
Posted by Toastypk
6Go to post by Zerowinger
How to Delete a Comment I Made
Posted by Background Pony #7AD6
7Go to post by Background Pony #21EF
Financing via liberapay.com
Posted by a3x
11Go to post by The Smiling Pony
Add duration into trixiebooru.org/pages/search_syntax
Posted by Background Pony #6344
8Go to post by Background Pony #5BCF
Request to delete comment I previously posted
Posted by Background Pony #425A
2Go to post by LightningBolt