Berkshelf

A cookbook source structure manager for Chef, similar to Bundler for Ruby. Each Chef cookbook can be structured as an individual entity and can be pulled into your main Chef workflows.

     

linux windows osx open-source scm ruby

bugsnag

Monitor everything you're building.

     

windows linux osx open-source ruby java python php nodejs errors

Djangy

An open source cloud hosting service for Python/Django web applications. Its like an open source Heroku for python/django

     

linux windows osx open-source cloud-paas python

Fog

The Ruby Cloud API library. Provides a Ruby API for interacting and managing many cloud providers, such as spinning up new instances, terminating old ones, attaching storage, etc. Currently supports more than 20 providers, including EC2, Rackspace, Brightbox, etc.

     

linux windows osx open-source cloud-paas ruby

Gerrit

A Web based code review and project management system for Git projects

     

linux windows osx open-source scm java

jclouds

A Java Library for controlling cloud resources, with various plugins for many popular cloud providers.

     

linux windows osx open-source cloud-paas java

Apache Libcloud

Python library for interacting with many of the popular cloud service providers using a unified API.

     

linux windows osx bsd open-source cloud-paas python

Librarian-Puppet

Librarian-Puppet is a source structure and dependency manager for Puppet modules, similar to bundler for Ruby. Each Puppet module can be managed as a separate source repository with individual versioning, and can then be pulled into your Puppetfile.

     

linux windows osx open-source scm ruby

Pulumi

Create, deploy, and manage Cloud Native infrastructure, as real code. A single toolset for infrastructure, managed services, containers, and serverless environments on any cloud infrastructure. You get all the benefits of real programming languages; IDEs, abstractions and reuse thanks to functions, classes, and packages, debugging, testability, and more

     

linux windows osx open-source cloud-paas go javascript python

Raygun

Raygun keeps a watchful eye on your web and mobile applications and tells you when problems arise.

     

windows linux osx open-source python nodejs java ruby errors

Rollbar

Detect, diagnose and defeat errors.

     

linux windows osx nodejs open-source ruby php java python errors

Sentry

Automate error tracking to find and fix issues before your users even experience a crash. Sentry is open-source, real-time, and loved by 100,000 developers around the world.

     

osx windows linux open-source errors nodejs ruby python php java monitoring

Supervisor

Supervisor can manage application processes. It can start and stop a group of processes, restart processes if any of them terminate (keep-alive), start multiple instances of the same process (process pooling), automatically manage PID files, and much more! Very useful if you need to manage multiple processes for your application.

     

linux osx open-source process-mgmt python

Vaurien

A Chaos Monkey for TCP, it randomly disconnects or stalls TCP connections in your application to test application tolerance and high availability. Makes sure you correctly handle these unexpected events

     

linux windows osx open-source security python