diff --git a/by-topic.md b/by-topic.md
index f1f3d15..eea1e35 100644
--- a/by-topic.md
+++ b/by-topic.md
@@ -1510,7 +1510,6 @@
 - [amir20/dozzle](https://github.com/amir20/dozzle) - Realtime log viewer for containers.  Supports Docker, Swarm and K8s.
 - [0xERR0R/blocky](https://github.com/0xERR0R/blocky) - Fast and lightweight DNS proxy as ad-blocker for local network with many features
 - [TwiN/gatus](https://github.com/TwiN/gatus) - ⛑ Automated developer-oriented status page
-- [superseriousbusiness/gotosocial](https://github.com/superseriousbusiness/gotosocial) - Fast, fun, small ActivityPub server. READ ONLY MIRROR! Now on Codeberg instead: https://codeberg.org/superseriousbusiness/gotosocial
 - [IceWhaleTech/CasaOS](https://github.com/IceWhaleTech/CasaOS) - CasaOS - A simple, easy-to-use, elegant open-source Personal Cloud system.
 - [ssut/payload-dumper-go](https://github.com/ssut/payload-dumper-go) - an android OTA payload dumper written in Go
 - [rclone/rclone](https://github.com/rclone/rclone) - "rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google Cloud Storage, Azure Blob, Azure Files, Yandex Files
@@ -2510,7 +2509,6 @@
 - [wabarc/wayback](https://github.com/wabarc/wayback) - An archiving tool with an IM-style interface that prioritizes privacy and accessibility, integrated with various archival services including Internet Archive, archive.today, Ghostarchive, IPFS, Telegr
 - [Automattic/wordpress-activitypub](https://github.com/Automattic/wordpress-activitypub) - ActivityPub for WordPress
 - [rstockm/mastowall](https://github.com/rstockm/mastowall) - Simple implementation of a Twitter-Wall like grid of postings from Mastodon
-- [superseriousbusiness/gotosocial](https://github.com/superseriousbusiness/gotosocial) - Fast, fun, small ActivityPub server. READ ONLY MIRROR! Now on Codeberg instead: https://codeberg.org/superseriousbusiness/gotosocial
 - [sk22/megalodon](https://github.com/sk22/megalodon) - Abandoned. Pink modification of the official Mastodon for Android app
 - [mastodon/documentation](https://github.com/mastodon/documentation) - Mastodon documentation
 - [TwidereProject/Twidere-Android](https://github.com/TwidereProject/Twidere-Android) -