Timber.io - Timber.io is the best logging platform for ruby, node, elixir and much more.
logstash - logstash is a tool for managing events and logs.
PublicAPIs - Explore the largest API directory in the galaxy
rsyslog - Rsyslog is an enhanced syslogd supporting, among others, MySQL, PostgreSQL, failover log...
API List - A collective list of APIs. Build something.
Graylog - Graylog is an open source log management platform for collecting, indexing, and analyzing both structured and unstructured data.