DevOps инструменты:

  Git:
    GitHub: https://github.com
    GitLab: https://gitlab.com
    Bitbucket: https://bitbucket.org/product

  CI/CD:
    GitHub Actions: https://github.com/features/actions
    GitLab CI: https://docs.gitlab.com/ee/ci/quick_start/
    Travis CI: https://travis-ci.org/
    Jenkins: https://jenkins.io/
    CircleCI: https://circleci.com/
    Buddy: https://buddy.works/

  Управление конфигурацией:
    Ansible: https://www.ansible.com/
    SaltStack: https://docs.saltstack.com/en/latest/
    Puppet: https://puppet.com
    Chef: https://www.chef.io/

  Тестирование:
    Molecule: https://molecule.readthedocs.io/en/stable/

  Упаковка образов:
    Packer: https://www.packer.io/

  Управление инфраструктурой:
    Terraform: https://www.terraform.io/

  Логгирование и аналитика:
    ELK Stack: https://www.elastic.co/what-is/elk-stack
    Fluentd: https://www.fluentd.org/
    Grafana: https://grafana.com/

  Мониторинг:
    Prometheus: https://prometheus.io/
    Zabbix: https://www.zabbix.com/
    Sensu: https://sensu.io/
    Nagios: https://www.nagios.org/

  ChatOps:
    Hubot: https://hubot.github.com/

Книги и статьи:

  State of DevOps 2019: https://services.google.com/fh/files/misc/state-of-devops-2019.pdf

  The Visible Ops Handbook: https://www.goodreads.com/book/show/605506.The_Visible_Ops_Handbook
  The DevOps Handbook: https://www.goodreads.com/book/show/26083308-the-devops-handbook
  Effective DevOps: https://www.goodreads.com/book/show/25602743-effective-devops
  
  Why Everyone Needs DevOps: https://www.youtube.com/watch?v=oRTiu911qtA
  Hell Has Frozen Over: DevOps and Security: https://www.youtube.com/watch?v=SsQF6zqzHKw
  Put Your Robots to Work: Security Automation at Twitter: https://vimeo.com/54250716

  Awesome DevOps List: https://github.com/wmariuss/awesome-devops