Harrison/list of examples (#218)

docs/explanation/cool_demos.md

@@ -0,0 +1,39 @@
+# Cool Demos
+
+Lots of people have built some pretty awesome stuff with LangChain.
+This is a collection of our favorites.
+If you see any other demos that you think we should highlight, be sure to let us know!
+
+## Open Source
+
+### [ThoughtSource](https://github.com/OpenBioLink/ThoughtSource)
+A central, open resource and community around data and tools related to chain-of-thought reasoning in large language models.
+
+### [Notion Database Question-Answering Bot](https://github.com/hwchase17/notion-qa)
+Open source GitHub project shows how to use LangChain to create a
+chatbot that can answer questions about an arbitrary Notion database.
+
+### [GPT Index](https://github.com/jerryjliu/gpt_index)
+GPT Index is a project consisting of a set of data structures that are created using GPT-3 and can be traversed using GPT-3 in order to answer queries.
+
+### [Grover's Algorithm](https://github.com/JavaFXpert/llm-grovers-search-party)
+Leveraging Qiskit, OpenAI and LangChain to demonstrate Grover's algorithm
+
+
+## Not Open Source
+
+### [Daimon](https://twitter.com/sjwhitmore/status/1580593217153531908?s=20&t=neQvtZZTlp623U3LZwz3bQ)
+A chat-based AI personal assistant with long-term memory about you.
+
+### [Clerkie](https://twitter.com/krrish_dh/status/1581028925618106368?s=20&t=neQvtZZTlp623U3LZwz3bQ)
+Stack Tracing QA Bot to help debug complex stack tracing (especially the ones that go multi-function/file deep). 
+
+### [Sales Email Writer](https://twitter.com/Raza_Habib496/status/1596880140490838017?s=20&t=6MqEQYWfSqmJwsKahjCVOA)
+By Raza Habib, this demo utilizes LangChain + SerpAPI + HumanLoop to write sales emails.
+Give it a company name and a person, this application will use Google Search (via SerpAPI) to get
+more information on the company and the person, and then write them a sales message.
+
+### [Question-Answering on a Web Browser](https://twitter.com/chillzaza_/status/1592961099384905730?s=20&t=EhU8jl0KyCPJ7vE9Rnz-cQ)
+By Zahid Khawaja, this demo utilizes question answering to answer questions about a given website.
+A followup added this for [Youtube videos](https://twitter.com/chillzaza_/status/1593739682013220865?s=20&t=EhU8jl0KyCPJ7vE9Rnz-cQ),
+and then another followup added it for [Wikipedia](https://twitter.com/chillzaza_/status/1594847151238037505?s=20&t=EhU8jl0KyCPJ7vE9Rnz-cQ).

docs/index.rst

@@ -158,6 +158,7 @@ see detailed information about the various classes, methods, and APIs.
    explanation/core_concepts.md
    explanation/agents.md
    explanation/glossary.md
+   explanation/cool_demos.md
    Discord <https://discord.gg/6adMQxSpJS>
 
 Higher level, conceptual explanations of the LangChain components.