Remove Uguu homepage link (connection refused) (#4016)

- ref. #3558
- `https://uguu.se/ : HTTPSConnectionPool(host='uguu.se', port=443): Max retries exceeded with url: / (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x7efd0c418970>: Failed to establish a new connection: [Errno 111] Connection refused'))`

README.md

@@ -984,7 +984,7 @@ Simplified file servers for sharing of one-time/short-lived/temporary files, pro
 - [Sharry](https://github.com/eikek/sharry) - Share files easily over the internet between authenticated and anonymous users (both ways) with resumable up- and downloads. `GPL-3.0` `Scala/Java`
 - [Shifter](https://github.com/TobySuch/Shifter) - A simple, self-hosted file-sharing web app, powered by Django. `MIT` `Docker`
 - [transfer.sh](https://transfer.sh) - Easy file sharing from the command line. ([Source Code](https://github.com/dutchcoders/transfer.sh)) `MIT` `Go`
-- [Uguu](https://uguu.se/) - Stores files and deletes after X amount of time. ([Source Code](https://github.com/nokonoko/uguu)) `MIT` `PHP`
+- [Uguu](https://github.com/nokonoko/uguu) - Stores files and deletes after X amount of time. `MIT` `PHP`
 - [Uploady](https://github.com/farisc0de/Uploady) - Uploady is a simple file uploader script with multi file upload support. `MIT` `PHP`
 - [Void](https://github.com/AlphaNecron/Void) - Lightweight, fast and elegant file hosting service for ShareX with Web UI and REST API. ([Source Code](https://github.com/AlphaNecron/Void/)) `MIT` `Nodejs`
 - [XBackBone](https://xbackbone.app/) - A simple, fast and lightweight file manager with instant sharing tools integration, like ShareX (a free and open-source screenshot utility for Windows). ([Source Code](https://github.com/SergiX44/XBackBone)) `AGPL-3.0` `PHP`
@@ -1795,6 +1795,7 @@ Software for easy installation, management and configuration of self-hosted serv
 - [Kong](https://konghq.com/kong/) - The World’s Most Popular Open Source Microservice API Gateway and Platform. ([Source Code](https://github.com/Kong/kong)) `Apache-2.0` `Lua`
 - [Lura](https://luraproject.org/) - Open source High-Performance API Gateway. ([Source Code](https://github.com/luraproject/lura)) `Apache-2.0` `Go`
 - [Para](https://paraio.org) - Flexible and modular backend framework/server for object persistence, API development and authentication. ([Source Code](https://github.com/erudika/para)) `Apache-2.0` `Java`
+- [Psychic](https://www.psychic.dev/) - Universal API to connect large language models to dynamic data sources. ([Source Code](https://github.com/psychic-api/psychic)) `GPL-3.0` `Python`
 - [Svix](https://svix.com) - Open-source webhooks as a service that makes it super easy for API providers to send webhooks. ([Source Code](https://github.com/svix/svix-webhooks)) `MIT` `Docker/Rust`
 - [Tyk](https://tyk.io) - Fast and scalable open source API Gateway. Out of the box, Tyk offers an API Management Platform with an API Gateway, API Analytics, Developer Portal and API Management Dashboard. ([Source Code](https://github.com/TykTechnologies/tyk)) `MPL-2.0` `Go`
 - [Yaade](https://docs.yaade.io/) - Yaade is an open-source, self-hosted, collaborative API development environment. ([Source Code](https://github.com/EsperoTech/yaade)) `MIT` `Docker`
@@ -2100,7 +2101,6 @@ _See also: [Wikimatrix](https://www.wikimatrix.org/), [Wiki Engines - WikiIndex]
 - [Pepperminty Wiki](https://github.com/sbrl/Pepperminty-Wiki) - Complete markdown-powered wiki contained in a single PHP file. ([Demo](https://starbeamrainbowlabs.com/labs/peppermint/build/)) `MPL-2.0` `PHP`
 - [PineDocs](https://github.com/xy2z/PineDocs) - Simple, fast, customizable and lightweight site for browsing files. `GPL-3.0` `PHP`
 - [PmWiki](https://www.pmwiki.org) - Wiki-based system for collaborative creation and maintenance of websites. `GPL-3.0` `PHP`
-- [PukiWiki](https://pukiwiki.osdn.jp/) - PukiWiki is a free, simple, open-source wiki management system. Minimalistic and simple design with many tools for collaborative work. Created in Japanese, so translator needed. ([Source Code](https://ja.osdn.net/projects/pukiwiki/scm/git/pukiwiki/)) `GPL-2.0` `PHP`
 - [Raneto](https://raneto.com/) - Raneto is an open source Knowledgebase platform that uses static Markdown files to power your Knowledgebase. ([Source Code](https://github.com/ryanlelek/Raneto)) `MIT` `Nodejs`
 - [TiddlyWiki](https://tiddlywiki.com/) - Reusable non-linear personal web notebook. ([Source Code](https://github.com/Jermolene/TiddlyWiki5)) `BSD-3-Clause` `Nodejs`
 - [Tiki](https://tiki.org/HomePage) - Wiki CMS Groupware with the most built-in features. ([Demo](https://tiki.org/Try-Tiki), [Source Code](https://sourceforge.net/p/tikiwiki/code/HEAD/tree/)) `LGPL-2.1` `PHP`