Search Github for passwords/ usernames and co.

https://github.com/kootenpv/gittyleaks

https://hackernoon.com/developers-are-unknowingly-posting-their-credentials-online-caa7626a6f84

Chatterbot

https://github.com/gunthercox/ChatterBot

tweetbot - Credentials are still in the repository

https://github.com/waleplanet/tweetbot/issues/1

Filehorst.de API

http://www.filehorst.de/ticket.php?pin=94effe126e

http://filehorst.de/ticket.php?pin=a9db8083d7

Social bots - Welche gibt es? Which social bots are there?

http://www.boosterbots.com/

https://www.br.de/nachrichten/social-bot-erklaerstueck-100.html

https://www.quora.com/What-are-the-best-social-media-bots

http://botswatch.de/

https://www.echobot.de/social-media-monitoring/

http://www.deutschlandfunk.de/social-bots-kampf-gegen-die-automatisierte-netzpropaganda.761.de.html?dram:article_id=357591

https://www.wired.de/collection/tech/welche-social-bots-gibt-es-und-wie-funktionieren-sie

https://t3n.de/news/bot-social-media-harvey-wilks-712705/

https://github.com/botwiki/open-source-bots

https://sourceforge.net/projects/socnetbots/

https://www.derbrutkasten.com/a/e-d-d-i-open-source-software-zum-chatbots-bauen-fuer-jedermann/

https://t3n.de/news/obamas-facebook-bot-open-source-756000/

https://page-online.de/tools-technik/chatbots-und-kuenstliche-intelligenz-selbst-realisieren/

https://github.com/timgrossmann/InstaPy/

https://medium.freecodecamp.org/my-open-source-instagram-bot-got-me-2-500-real-followers-for-5-in-server-costs-e40491358340

http://www.uni-konstanz.de/iscience/reips/pubs/papers/chapters/2016ReipsGaraizar.pdf

https://botwiki.org/tutorials/gnu-social-bots/

https://venturebeat.com/2015/12/15/meet-botkit-an-open-source-framework-for-building-your-own-slack-bot/

http://comprop.oii.ox.ac.uk/wp-content/uploads/sites/89/2016/10/Kollanyi.pdf

http://comprop.oii.ox.ac.uk/publishing/public-scholarship/these-are-the-droids-youre-looking-for-bots-as-a-tool-for-journalism/

https://www.bsi-fuer-buerger.de/BSIFB/DE/DigitaleGesellschaft/SozialeNetze/Bots/bots_node.html

https://github.com/BotLibre/BotLibre

https://www.botlibre.com/forum-post?id=11648238

https://www.golem.de/news/soziale-medien-social-bots-verzweifelt-gesucht-1712-131890.html

https://www.golem.de/news/bundestagsanhoerung-ccc-warnt-vor-panikmache-bei-social-bots-1701-125855.html

https://wordpress.org/plugins/social-bot-hook/

http://www.itbriefcase.net/democracy-being-threatened-by-social-media-bots

https://www.heise.de/newsticker/meldung/Justizminister-Darknet-ausleuchten-Social-Bots-kennzeichnen-Whistleblower-schuetzen-3886949.html 
https://github.com/russss/polybot 
https://chatbotslife.com/how-to-write-an-ai-twitterbot-30ca5fd65bc7
https://motherboard.vice.com/en_us/article/534y9a/new-machine-learning-framework-uncovers-twitters-vast-bot-population
https://github.com/kootenpv/TwitterQA
https://www.nytimes.com/2016/03/25/technology/microsoft-created-a-twitter-bot-to-learn-from-users-it-quickly-became-a-racist-jerk.html

TicTacToe/ Tic Tac Toe in C# (against human or PC/ computer)

https://github.com/SeppPenner/TicTacToe

SudokuSolver in C#

https://github.com/SeppPenner/SudokuSolver