Here are a few that we use. Airbrake (http://airbrake.io/ http://airbrake.io/) - Exception logging. Campfire (http://campfirenow.com/ http://campfirenow.com/)

Here are a few that we use. Airbrake (http://airbrake.io/ http://airbrake.io/) - Exception logging. Campfire (http://campfirenow.com/ http://campfirenow.com/) - Chat. Librato (https://metrics.librato.com/ https://metrics.librato.com/) - Hosted graphing. Mixpanel (http://mixpanel.com/ http://mixpanel.com/) - Analytics, people tracking. Pagerduty (http://www.pagerduty.com/ http://www.pagerduty.com/) - Monitoring alerts. Sendgrid (http://sendgrid.com/ http://sendgrid.com/) - Sending emails. Sprintly (https://sprint.ly/ https://sprint.ly/) - Project management. Tarsnap (http://www.tarsnap.com/ http://www.tarsnap.com/) - Offsite backups. As well as all the obvious ones - GitHub, Google Apps, Dropbox, etc.