Emacs-related support for [https://en.wikipedia.org/wiki/Large_language_model Large language models] (LLMs), grouped roughly by category.

Chat / General Purpose / Foundational
* [https://github.com/karthink/gptel gptel] ([https://melpa.org/#/gptel MELPA]), created by karthink.  "gptel is a simple Large Language Model chat client, with support for multiple models/backends."  Supports these providers: The services Open AI/!ChatGPT, Gemini, Azure, Kagi (!FastGPT & Summarizer), Ollama, GPT4All, llama.cpp, and llamafile. 
** [https://github.com/karthink/gptel-quick gptel-quick], created by Karthink. "Quick LLM lookups in Emacs for easier summarization or explanation."
** [https://github.com/rob137/Corsair Corsair] ([https://melpa.org/#/corsair MELPA]), created by rob137. "Corsair is an Emacs package that helps gather text to populate LLM prompts for GPTel."
** Used by corsair, elysium and evedel.
* [https://github.com/ahyatt/llm llm] ([https://elpa.gnu.org/packages/llm.html ELPA]), created by Andrew Hyatt. "This library provides an interface for interacting with Large Language Models (LLMs)."  Supports these providers: Open AI (and compatible), Gemini, Vertex, Ollama, GPT4ALL, llama.cpp.
** [https://emacsconf.org/2023/talks/llm/ LLM clients in Emacs, functionality and standardization] - talk from EmacsConf 2023.
** Used by ekg, elisa, ellama and magit-gptcommit.
* [https://github.com/xenodium/chatgpt-shell chatgpt-shell] ([https://melpa.org/#/chatgpt-shell MELPA]), created by Xenodium.  "`chatgpt-shell' is a comint-based !ChatGPT shell for Emacs."   There is an associated org-babel package [https://melpa.org/#/ob-chatgpt-shell ob-chatgpt-shell].
* [https://github.com/iwahbe/chat.el chat.el], created by Iwahbe. "A pure Emacs package for interacting with !OpenAI's !ChatGPT models such as GPT3."
* [https://github.com/stuhlmueller/gpt.el gpt.el] ([https://melpa.org/#/gpt MELPA]), created by Stuhlmueller. "A simple Emacs package for calling instruction-following language models."
* [https://github.com/stevemolitor/robby robby], created by Steve Molitor. "Extensible Emacs interface for !OpenAI, allowing custom commands and interactions."
* [https://github.com/emacs-openai/chatgpt chatgpt], created by Emacs !OpenAI. "Use !ChatGPT inside Emacs."
** [https://github.com/emacs-openai/chatgpt-sideline chatgpt-sideline], created by Emacs !OpenAI. "Sideline support for chatgpt."
* [https://github.com/emacs-openai/deepl deepl], created by Emacs !OpenAI. "Elisp library for the !DeepL API."
* [https://github.com/emacs-openai/google-gemini google-gemini], created by Emacs !OpenAI. "Elisp library for the Google Gemini API."
* [https://github.com/emacs-openai/openai openai], created by Emacs !OpenAI. "Elisp library for the !OpenAI API."


Development
* [https://github.com/tninja/aider.el aider] ([https://melpa.org/#/aider MELPA]), created by Tninja.  "`aider' is an Emacs plugin that acts as an AI pair programming assistant, facilitating code modifications and enhancing productivity within Emacs."
* [https://github.com/MatthewZMD/aidermacs Aidermacs], created by Matthew Zeng, "Aidermacs brings Cursor-like AI-powered development to your Emacs workflow by integrating Aider ... deeply integrating with Emacs paradigms."
* [https://github.com/s-kostyaev/ellama ellama] ([https://melpa.org/#/ellama MELPA], [https://elpa.gnu.org/packages/ellama.html ELPA]), created by Sergey Kostyaev. "Ellama is a tool for interacting with large language models from Emacs."  Supports the same providers as Andrew Hyatt's llm, which it uses.
* [https://github.com/lanceberge/elysium elysium] ([https://melpa.org/#/elysium MELPA]), created by Lance Berge.  "`elysium' allows automatic application of AI-generated code changes in Emacs, facilitating a smoother coding experience."
* [https://github.com/daedsidog/evedel evedel] ([https://melpa.org/#/evedel MELPA]), created by Daedus Iod.  "`evedel' is an instructed LLM programmer/assistant for Emacs, aiding in code generation and interaction via context-aware instructions."
* [https://github.com/emacs-openai/codegpt codegpt], created by Emacs !OpenAI. "Allows you to use GPT-3 inside Emacs for generating code or natural language responses."
* [https://github.com/Exafunction/codeium.el codeium], created by Exafunction. "Free, ultrafast Copilot alternative for Emacs, providing AI code completions."
* [https://github.com/shuxiao9058/tabnine tabnine] ([https://melpa.org/#/tabnine MELPA]), created by Shuxiao. "An unofficial !TabNine package for Emacs, providing AI-assisted code completion."
** [https://github.com/TommyX12/company-tabnine company-tabnine] ([https://melpa.org/#/company-tabnine MELPA]), created by Tommy X12. "A company-mode backend for !TabNine, the all-language autocompleter."
* [https://github.com/jart/emacs-copilot emacs-copilot], created by Jart. "Large language model code completion for Emacs, providing real-time suggestions."
* [https://github.com/AnselmC/le-gpt.el le-gpt] ([https://melpa.org/#/le-gpt MELPA]), created by Anselm C. "a feature-rich fork of gpt.el that adds project awareness, completion, region transform, and more to come.  The aim is to make sure Emacs stays up-to-date with modern GPT support, essentially aiming for a !CursorAI for Emacs." 
* [https://github.com/captainflasmr/ollama-buddy ollama-buddy] ([https://melpa.org/#/ollama-buddy MELPA]), created by James Dyer (captainflasmr) "A friendly Emacs interface for interacting with Ollama models." 

Knowledge Management
* [https://github.com/ahyatt/ekg ekg] ([https://melpa.org/#/ekg MELPA]), created by Andrew Hyatt.  "`ekg' is an Emacs knowledge graph application for notes and structured data, using SQLite for storage."
* [https://github.com/s-kostyaev/elisa elisa] ([https://melpa.org/#/elisa MELPA]), created by Sergey Kostyaev.  "`elisa' is an Emacs Lisp Information System Assistant that provides informative answers to user queries through retrieval-augmented generation."

Consult
* [https://github.com/armindarvish/consult-omni consult-omni], created by Armindarvish. "A powerful versatile omni search tool inside Emacs, allowing results from various custom sources."

Org Mode
* [https://github.com/rksm/org-ai org-ai], ([https://melpa.org/#/org-ai MELPA]), created by Robert Krahn.  "Provides a minor-mode for org-mode and a global minor-mode that allows you to interact with the !OpenAI API, with Stable Diffusion, as well as various local LLMs."
* [https://github.com/xenodium/ob-chatgpt-shell ob-chatgpt-shell] ([https://melpa.org/#/ob-chatgpt-shell MELPA]), created by Xenodium.  "`ob-chatgpt-shell' evaluates !ChatGPT shell blocks within Emacs org babel, integrating AI responses into your Org documents."
* [https://github.com/ultronozm/ai-org-chat.el ai-org-chat], created by ultronozm (Paul Nelson).  "Supports a threaded AI chat inside any org-mode buffer."

Magit
* [https://github.com/douo/magit-gptcommit magit-gptcommit] ([https://melpa.org/#/magit-gptcommit MELPA]), created by Douo.  "`magit-gptcommit' generates Git commit messages in Magit using LLMs like !ChatGPT, streamlining the commit process."

!GitHub Copilot
* [https://github.com/copilot-emacs/copilot.el copilot] ([https://melpa.org/#/copilot MELPA]), "An unofficial Copilot plugin for Emacs."
* [https://github.com/chep/copilot-chat.el copilot-chat] ([https://melpa.org/#/copilot-chat MELPA]), by Cédric Chépied, "Chat with Github copilot in Emacs !"

DALL-E
* [https://github.com/emacs-openai/dall-e dall-e], created by Emacs !OpenAI. "Use DALL-E inside Emacs."

!UniteAI
* [https://github.com/emacs-openai/lsp-uniteai lsp-uniteai], created by Emacs !OpenAI. "lsp-mode client leveraging [https://github.com/freckletonj/uniteai uniteai]."
* [https://github.com/emacs-openai/eglot-uniteai eglot-uniteai], created by Emacs !OpenAI. "Eglot Clients for [https://github.com/freckletonj/uniteai uniteai]."

GPTScript
* [https://github.com/emacs-openai/gptscript-mode gptscript-mode], created by Emacs !OpenAI. "Major mode for editing [https://github.com/gptscript-ai/gptscript GPTScript] natural language."