diff --git a/by-language.md b/by-language.md
index 2c7e4c6..ece78a2 100644
--- a/by-language.md
+++ b/by-language.md
@@ -338,7 +338,6 @@
 
 ## Go 
 
-- [gomods/athens](https://github.com/gomods/athens) - A Go module datastore and proxy
 - [mattermost/mattermost-push-proxy](https://github.com/mattermost/mattermost-push-proxy) - 
 - [DNSCrypt/dnscrypt-proxy](https://github.com/DNSCrypt/dnscrypt-proxy) - dnscrypt-proxy 2 - A flexible DNS proxy, with support for encrypted DNS protocols.
 - [PlakarKorp/plakar](https://github.com/PlakarKorp/plakar) - plakar is a backup solution powered by Kloset and ptar
@@ -580,7 +579,6 @@
 
 ## Haskell 
 
-- [utdemir/nix-tree](https://github.com/utdemir/nix-tree) - Interactively browse dependency graphs of Nix derivations.
 - [simplex-chat/simplexmq](https://github.com/simplex-chat/simplexmq) - ⚙️ SimpleXMQ - A reference implementation of the SimpleX Messaging Protocol for simplex queues over public networks.
 - [simplex-chat/simplex-chat](https://github.com/simplex-chat/simplex-chat) - SimpleX - the first messaging network operating without user identifiers of any kind - 100% private by design! iOS, Android and desktop apps 📱!
 - [JulienMalka/artiflakery](https://github.com/JulienMalka/artiflakery) - A webserver for on the fly delivery of Nix flake artifacts
diff --git a/by-list.md b/by-list.md
index b43f70f..3331f1a 100644
--- a/by-list.md
+++ b/by-list.md
@@ -540,8 +540,6 @@
 - [mattermost/mattermost-mobile](https://github.com/mattermost/mattermost-mobile) - Next generation iOS and Android apps for Mattermost in React Native
 - [mattermost/mattermost-push-proxy](https://github.com/mattermost/mattermost-push-proxy) - 
 - [mattermost/mattermost](https://github.com/mattermost/mattermost) - Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
-- [gomods/athens](https://github.com/gomods/athens) - A Go module datastore and proxy
-- [utdemir/nix-tree](https://github.com/utdemir/nix-tree) - Interactively browse dependency graphs of Nix derivations.
 
 ## nix
 - [NixOS/nix-constitutional-assembly](https://github.com/NixOS/nix-constitutional-assembly) - Home of the Nix Constitutional Assembly, there to establish a community-based governance
@@ -660,7 +658,6 @@
 - [nix-community/flakelight](https://github.com/nix-community/flakelight) - Framework for simplifying flake setup [maintainer=@accelbread]
 - [BryceBeagle/nixos-config](https://github.com/BryceBeagle/nixos-config) - 
 - [PrimaMateria/nixos-hive](https://github.com/PrimaMateria/nixos-hive) - PrimaMateria's NixOS configuration
-- [utdemir/nix-tree](https://github.com/utdemir/nix-tree) - Interactively browse dependency graphs of Nix derivations.
 
 ## nixolotl
 - [Mic92/nix-update](https://github.com/Mic92/nix-update) - Swiss-knife for updating nix packages.
@@ -1042,8 +1039,6 @@
 - [thedevs-network/kutt](https://github.com/thedevs-network/kutt) - Free Modern URL Shortener.
 - [BoidCMS/BoidCMS](https://github.com/BoidCMS/BoidCMS) - Flat file CMS for building simple websites and blogs
 - [docmost/docmost](https://github.com/docmost/docmost) - Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.
-- [gomods/athens](https://github.com/gomods/athens) - A Go module datastore and proxy
-- [utdemir/nix-tree](https://github.com/utdemir/nix-tree) - Interactively browse dependency graphs of Nix derivations.
 
 ## webdev
 - [thephpleague/flysystem](https://github.com/thephpleague/flysystem) - Abstraction for local and remote filesystems
diff --git a/by-topic.md b/by-topic.md
index e45232f..5fcc416 100644
--- a/by-topic.md
+++ b/by-topic.md
@@ -1402,7 +1402,6 @@
 
 ## go 
 
-- [gomods/athens](https://github.com/gomods/athens) - A Go module datastore and proxy
 - [mattermost/mattermost-push-proxy](https://github.com/mattermost/mattermost-push-proxy) - 
 - [x-way/crawlerdetect](https://github.com/x-way/crawlerdetect) - Golang module to detect bots and crawlers via the user agent
 - [usememos/memos](https://github.com/usememos/memos) - A modern, open-source, self-hosted knowledge management and note-taking platform designed for privacy-conscious users and organizations.
@@ -1434,7 +1433,6 @@
 
 ## golang 
 
-- [gomods/athens](https://github.com/gomods/athens) - A Go module datastore and proxy
 - [mattermost/mattermost](https://github.com/mattermost/mattermost) - Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
 - [mattermost/mattermost-push-proxy](https://github.com/mattermost/mattermost-push-proxy) - 
 - [netbirdio/android-client](https://github.com/netbirdio/android-client) - Connect your devices into a single secure private WireGuard®-based mesh network with SSO/MFA and simple access controls.
@@ -1505,7 +1503,6 @@
 
 ## hacktoberfest 
 
-- [utdemir/nix-tree](https://github.com/utdemir/nix-tree) - Interactively browse dependency graphs of Nix derivations.
 - [mattermost/mattermost](https://github.com/mattermost/mattermost) - Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
 - [mattermost/mattermost-push-proxy](https://github.com/mattermost/mattermost-push-proxy) - 
 - [mattermost/mattermost-mobile](https://github.com/mattermost/mattermost-mobile) - Next generation iOS and Android apps for Mattermost in React Native
@@ -4000,7 +3997,6 @@
 
 ## package-manager 
 
-- [gomods/athens](https://github.com/gomods/athens) - A Go module datastore and proxy
 - [flox/flox](https://github.com/flox/flox) - Developer environments you can take with you
 - [topgrade-rs/topgrade](https://github.com/topgrade-rs/topgrade) - Upgrade all the things
 - [woile/npt](https://github.com/woile/npt) - Nix Package Tool. A (humble) successor to linux's apt, which makes life easier when using nix as a package manager.