- [Lattice](http://lattice.cf/) - Open-source project for running containerized workloads on a cluster. Lattice bundles up http load-balancing, a cluster scheduler, log aggregation/streaming and health management into an easy-to-deploy and easy-to-use package.
- [Spring Cloud Netflix](https://github.com/spring-cloud/spring-cloud-netflix) - Provides Netflix OSS integrations for Spring Boot apps through autoconfiguration and binding to the Spring Environment and other Spring programming model idioms.
- [Erlang/OTP](https://github.com/erlang/otp) - Programming language used to build massively scalable soft real-time systems with requirements on high availability.
- [Karyon](https://github.com/Netflix/karyon) - The nucleus or the base container for applications and services built using the NetflixOSS ecosystem.
- [Microserver](https://github.com/aol/micro-server) - Java 8 native, zero configuration, standards based, battle hardened library to run Java REST microservices.
- [Orbit](http://orbit.bioware.com/) - Modern framework for JVM languages that makes it easier to build and maintain distributed and scalable online services.
- [Service Fabric I/O](http://scalecube.io) - A microservices framework for the rapid development of distributed, resilient, reactive applications at scale.
- [Apex](https://github.com/apex/apex) - Tool for deploying and managing AWS Lambda functions. With shims for languages not yet supported by Lambda, you can use Golang out of the box.
- [GRPC](http://www.grpc.io/) - A high performance, open source, general RPC framework that puts mobile and HTTP/2 first. Libraries in C, C++, Java, Go, Node.js, Python, Ruby, Objective-C, PHP and C#.
- [Libslack](http://libslack.org/) - Provides a generic agent oriented programming model, run time selection of locking strategies, functions that make writing daemons trivial and simplify the implementation of network servers and clients, &c.
- [RIBS2](https://github.com/Adaptv/ribs2) - Library which allows building high-performance internet serving systems.
### C++
<!-- #c-1 anchor -->
- [AnyRPC](https://github.com/sgieseking/anyrpc) - Provides a common system to work with a number of different remote procedure call standards, including: JSON-RPC, XML-RPC, MessagePack-RPC.
- [Libchan](https://github.com/docker/libchan) - Ultra-lightweight networking library which lets network services communicate in the same way that goroutines communicate using channels.
- [Compojure](https://github.com/weavejester/compojure) - A concise routing library for Ring/Clojure.
- [Duct](https://github.com/weavejester/duct) - Minimal framework for building web applications in Clojure, with a strong emphasis on simplicity.
- [Liberator](http://clojure-liberator.github.io/liberator/) - Library that helps you expose your data as resources while automatically complying with all the relevant requirements of the HTTP specification.
- [Ratpack](https://ratpack.io/) - Set of Java libraries that facilitate fast, efficient, evolvable and well tested HTTP applications. specific support for the Groovy language is provided.
- [Serverless](https://github.com/serverless/serverless) - Build and maintain web, mobile and IoT applications running on AWS Lambda and API Gateway (formerly known as JAWS).
- [Micro-Whalla](https://github.com/czerwonkabartosz/Micro-Whalla) - A simple, fast framework for writing microservices in Node.js communicate using RPC / IPC.
- [Camel](http://camel.apache.org/) - Empowers you to define routing and mediation rules in a variety of domain-specific languages, including a Java-based fluent API, Spring or Blueprint XML configuration files, and a Scala DSL.
- [HAProxy](http://www.haproxy.org/) - Reliable, high Performance TCP/HTTP load balancer.
- [Doozer](https://github.com/ha/doozerd) - Highly-available, completely consistent store for small amounts of data. When the data changes, it can notify connected clients immediately.
- [Etcd](https://github.com/coreos/etcd) - Highly-available key-value store for shared configuration and service discovery.
- [Eureka](https://github.com/Netflix/eureka/wiki/Eureka-at-a-glance) - REST based service that is primarily used in the AWS cloud for locating services for the purpose of load balancing and failover of middle-tier servers.
- [Registrator](https://github.com/gliderlabs/registrator) - Service registry bridge for Docker. Supports pluggable service registries, which currently includes Consul, etcd and SkyDNS 2.
- [SkyDNS](https://github.com/skynetservices/skydns) - Distributed service for announcement and discovery of services built on top of etcd. It utilizes DNS queries to discover available services.
- [Spring Cloud Config](http://cloud.spring.io/spring-cloud-config/) - Provides server and client-side support for externalized configuration in a distributed system.
- [ZooKeeper](https://zookeeper.apache.org/) - Open-source server which enables highly reliable distributed coordination.
- [OAuth](http://oauth.net/2/) - Provides specific authorization flows for web applications, desktop applications, mobile phones, and living room devices. Many implementations.
- [OpenID Connect](http://openid.net/developers/libraries/) - Libraries, products, and tools implementing current OpenID specifications and related specs.
- [Vault](https://www.vaultproject.io/) - Secures, stores, and tightly controls access to tokens, passwords, certificates, API keys, and other secrets in modern computing.
- [Hazelcast](http://hazelcast.org/) - Open-source in-memory data-grid. Allows you to distribute data and computation across servers, clusters and geographies, and to manage very large data sets or high data ingest rates. Mature technology.
- [Helix](http://helix.apache.org/) - Generic cluster management framework used for the automatic management of partitioned, replicated and distributed resources hosted on a cluster of nodes.
- [Ignite](http://ignite.apache.org/) - High-performance, integrated and distributed in-memory platform for computing and transacting on large-scale data sets in real-time, orders of magnitude faster than possible with traditional disk-based or flash technologies.
- [Marathon](https://mesosphere.github.io/marathon/) - Deploy and manage containers (including Docker) on top of Apache Mesos at scale.
- [Mesos](https://mesos.apache.org/) - Abstracts CPU, memory, storage, and other compute resources away from machines (physical or virtual), enabling fault-tolerant and elastic distributed systems to easily be built and run effectively.
- [Apollo](http://activemq.apache.org/apollo/) - Faster, more reliable, easier to maintain messaging broker built from the foundations of the original ActiveMQ.
- [FST](https://github.com/RuedigerMoeller/fast-serialization) - Fast java serialization drop in-replacemen.
- [Jackson](https://github.com/FasterXML/jackson) - A multi-purpose Java library for processing JSON data format.
- [Jackson Afterburner](https://github.com/FasterXML/jackson-module-afterburner) - Jackson module that uses bytecode generation to further speed up data binding (+30-40% throughput for serialization, deserialization).
- [Kryo](https://github.com/EsotericSoftware/kryo) - Java serialization and cloning: fast, efficient, automatic.
- [Protostuff](http://www.protostuff.io/) - A serialization library with built-in support for forward-backward compatibility (schema evolution) and validation.
- [SBinary](https://github.com/harrah/sbinary) - Library for describing binary formats for Scala types.
- [Thrift](http://thrift.apache.org/) - The Apache Thrift software framework, for scalable cross-language services development.
- [ArangoDB](https://www.arangodb.com/) - A distributed free and open-source database with a flexible data model for documents, graphs, and key-values.
- [MemSQL](http://www.memsql.com/) - High-performance, in-memory database that combines the horizontal scalability of distributed systems with the familiarity of SQL.
- [ReactiveX](http://reactivex.io/) - API for asynchronous programming with observable streams. Available for idiomatic Java, Scala, C#, C++, Clojure, JavaScript, Python, Groovy, JRuby, and others.
- [Hystrix](https://github.com/Netflix/Hystrix) - Latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex distributed systems where failure is inevitable.
- [Raft Consensus](http://raftconsensus.github.io/) - Consensus algorithm that is designed to be easy to understand. It's equivalent to Paxos in fault-tolerance and performance.
- [Resilient HTTP](http://resilient-http.github.io/) - A smart HTTP client with super powers like fault tolerance, dynamic server discovery, auto balancing and reactive recovery, designed for distributed systems.
- [Simian Army](https://github.com/Netflix/SimianArmy) - Suite of tools for keeping your cloud operating in top form. Chaos Monkey, the first member, is a resiliency tool that helps ensure that your applications can tolerate random instance failures.
- [Mitmproxy](https://mitmproxy.org/) - An interactive console program that allows traffic flows to be intercepted, inspected, modified and replayed.
- [Mountebank](http://www.mbtest.org/) - Cross-platform, multi-protocol test doubles over the wire.
- [VCR](https://github.com/vcr/vcr) - Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate tests. See the list of ports for implementations in other languages.
- [Wilma](https://github.com/epam/Wilma) - Combined HTTP/HTTPS service stub and transparent proxy solution.
- [WireMock](http://wiremock.org/) - Flexible library for stubbing and mocking web services. Unlike general purpose mocking tools it works by creating an actual HTTP server that your code under test can connect to as it would a real web service.
- [Terraform](https://www.terraform.io/) - Provides a common configuration to launch infrastructure, from physical and virtual servers to email and DNS providers.
- [Project 6](https://github.com/DatawiseIO/Project6) - Software for deploying and managing Docker containers across a cluster of hosts, with a focus on simplifying network and storage configurations for on-premises environments.
- [AWS CodeDeploy](http://aws.amazon.com/codedeploy/) - Deployment service that enables developers to automate the deployment of applications to instances and to update the applications as required.
- [CoreOS](https://coreos.com/) - Open-source lightweight operating system based on the Linux kernel and designed for providing infrastructure to clustered deployments.
- [API Blueprint](https://apiblueprint.org/) - Tools for your whole API lifecycle. Use it to discuss your API with others. Generate documentation automatically. Or a test suite. Or even some code.
- [Spring REST Docs](http://projects.spring.io/spring-restdocs/) - Document RESTful services by combining hand-written documentation with auto-generated snippets produced with Spring MVC Test.
- [BERT-RPC 1.0](http://bert-rpc.org/) - An attempt to specify a flexible binary serialization and RPC protocol that are compatible with the philosophies of dynamic languages.
- [RFC6749](http://tools.ietf.org/html/rfc6749) - The OAuth 2.0 authorization framework.
- [RFC7515](https://tools.ietf.org/html/rfc7515) - JSON Web Signature (JWS) represents content secured with digital signatures or Message Authentication Codes (MACs) using JSON-based data structures.
- [RFC7519](https://tools.ietf.org/html/rfc7519) - JSON Web Token (JWT) is a compact, URL-safe means of representing claims to be transferred between two parties.
- [RFC7642](https://tools.ietf.org/html/rfc7642) - SCIM: Definitions, overview, concepts, and requirements.
- [RFC7643](https://tools.ietf.org/html/rfc7643) - SCIM: Core Schema, provides a platform-neutral schema and extension model for representing users and groups.
- [RFC7644](https://tools.ietf.org/html/rfc7644) - SCIM: Protocol, an application-level, REST protocol for provisioning and managing identity data on the web.
- [OIDCONN](http://openid.net/connect/) - OpenID Connect 1.0 is a simple identity layer on top of the OAuth 2.0 protocol. It allows clients to verify the identity of the end-user based on the authentication performed by an Authorization Server, as well as to obtain basic profile information about the end-user in an interoperable and REST-like manner.
- [HAL-DRAFT](https://tools.ietf.org/html/draft-kelly-json-hal-07) - The JSON Hypertext Application Language (HAL) is a standard which establishes conventions for expressing hypermedia controls, such as links, with JSON. <sup>DRAFT</sup>
- [UNIV8](http://www.unicode.org/versions/Unicode8.0.0/) - The Unicode Consortium. The Unicode Standard, Version 8.0.0, (Mountain View, CA: The Unicode Consortium, 2015. ISBN 978-1-936213-10-8).
- [RFC3629](https://tools.ietf.org/html/rfc3629) - UTF-8, a transformation format of ISO 10646.
- [AKF Scale Cube](http://akfpartners.com/techblog/2008/05/08/splitting-applications-or-services-for-scale/) - Model depicting the dimensions to scale a service.
- [Canary Release](http://martinfowler.com/bliki/CanaryRelease.html) - Technique to reduce the risk of introducing a new software version in production by slowly rolling out the change to a small subset of users before rolling it out to the entire infrastructure and making it available to everybody.
- [CAP Theorem](http://blog.thislongrun.com/2015/03/the-cap-theorem-series.html) - States that it is impossible for a distributed computer system to simultaneously provide all three of the following guarantees: Consistency, Availability and Partition tolerance.
- [Cloud Design Patterns](https://msdn.microsoft.com/en-us/library/dn600223.aspx) - Contains twenty-four design patterns that are useful in cloud-hosted applications. Includes: Circuit Breaker, Competing Consumers, CQRS, Event Sourcing, Gatekeeper, Cache-Aside, etc.
- [Hexagonal Architecture](http://alistair.cockburn.us/Hexagonal+architecture) - Allows an application to equally be driven by users, programs, automated test or batch scripts, and to be developed and tested in isolation from its eventual run-time devices and databases.
- [Microservice Architecture](http://martinfowler.com/articles/microservices.html) - Particular way of designing software applications as suites of independently deployable services.
- [Microservices and SOA](http://www.oracle.com/technetwork/issue-archive/2015/15-mar/o25architect-2458702.html) - Similarities, differences, and where we go from here.
- [Microservices Trade-Offs](http://martinfowler.com/articles/microservice-trade-offs.html) - Guide to ponder costs and benefits of the mircoservices architectural style.
- [Reactive Manifesto](http://www.reactivemanifesto.org/) - Reactive systems definition.
- [Reactive Streams](http://www.reactive-streams.org/) - Initiative to provide a standard for asynchronous stream processing with non-blocking back pressure.
- [Service Discovery in a Microservice Architecture](https://www.nginx.com/blog/service-discovery-in-a-microservices-architecture/) - Overview of discovery and registration patterns.
- [Testing Strategies in a Microservice Architecture](http://martinfowler.com/articles/microservice-testing/) - Approaches for managing the additional testing complexity of multiple independently deployable components.
- [Your Server as a Function](http://monkey.org/~marius/funsrv.pdf) - Describes three abstractions which combine to present a powerful programming model for building safe, modular, and efficient server software: Composable futures, services and filters. :small_orange_diamond:<sup>PDF</sup>
- [Microservices without the Servers](https://aws.amazon.com/blogs/compute/microservices-without-the-servers/) - Step by step demo-driven talk about serverless architecture.
- [Migrating to Cloud Native Application Architectures](http://pivotal.io/platform/migrating-to-cloud-native-application-architectures-ebook) - This O’Reilly report defines the unique characteristics of cloud native application architectures such as microservices and twelve-factor applications.
- [The Art of Scalability](http://theartofscalability.com/) - The Art of Scalability: Scalable Web Architecture, Processes, and Organizations for the Modern Enterprise. Martin L. Abbott, Michael T. Fisher.
- [Microservices Resource Guide](http://martinfowler.com/microservices/) - Martin Fowler's choice of articles, videos, books, and podcasts that can teach you more about the microservices architectural style.
- [Blockchain ID](https://github.com/blockstack/blockchain-id/wiki) - A unique identifier that is secured by a blockchain. Blockchain IDs are simultaneously secure, human-meaningful, and decentralized, thereby squaring Zooko's triangle.
- [Blocknet](http://blocknet.co/) - The Blocknet makes possible to deliver microservices over a blockchain-based P2P network architecture.
Please, read the [Contribution Guidelines](https://github.com/mfornos/awesome-microservices/blob/master/CONTRIBUTING.md) before submitting your suggestion.
Feel free to [open an issue](https://github.com/mfornos/awesome-microservices/issues) or [create a pull request](https://github.com/mfornos/awesome-microservices/pulls) with your additions.
