Cocaine - A cloud platform enabling you to build your own PaaS clouds.
Deis - Open source application platform for public and private clouds.
Fabric8 - Open source microservices platform based on Docker, Kubernetes and Jenkins. Makes it easy to create, edit, deploy and manage microservices and go faster.
Hook.io - Open source provider of microservice and webhook hosting.
Lightbend - Platform for building scalable reactive systems on the JVM.
Mantl325 78 - Platform for rapidly deploying globally distributed services.
Netflix OSS - Netflix open source software ecosystem.
OpenWhisk - Serverless, open source cloud platform that executes functions in response to events at any scale.
STUPS - A set of tools and components by Zalando to provide a convenient and audit-compliant PaaS for multiple autonomous teams on top of AWS.
VAMP - Build, deploy and manage microservices with power and ease.
Frameworks / Runtimes
Akka - Toolkit and runtime for building highly concurrent, distributed, and resilient message-driven applications on the JVM.
Baratine - Platform for building a network of loosely-coupled POJO microservices.
Erlang/OTP7k 2k - Programming language used to build massively scalable soft real-time systems with requirements on high availability.
Finagle - Extensible RPC system for the JVM, used to construct high-concurrency servers.
GPars161 58 - Concurrency and parallelism framework for the JVM.
Grenache10 2 - A Bittorent-DHT based microservices framework supporting REQ/REP and PUB/SUB patterns over multiple transports.
Ice - Comprehensive RPC framework with support for C++, C#, Java, JavaScript, Python, and more.
Apex6k 471 - 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 - 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#.
Hprose - A very newbility RPC Library, support 25+ languages now.
C
Kore - Easy to use web application framework for writing scalable web APIs in C.
Libasyncd102 34 - Embeddable event-based asynchronous HTTP server library for C.
Libslack - 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.
Onion1k 193 - C library to create simple HTTP servers and web applications.
RIBS260 20 - Library which allows building high-performance internet serving systems.
C++
AnyRPC19 16 - Provides a common system to work with a number of different remote procedure call standards, including: JSON-RPC, XML-RPC, MessagePack-RPC.
Libchan2k 161 - Ultra-lightweight networking library which lets network services communicate in the same way that goroutines communicate using channels.
Compojure3k 247 - A concise routing library for Ring/Clojure.
Duct376 29 - Minimal framework for building web applications in Clojure, with a strong emphasis on simplicity.
Friboo63 10 - Utility library for writing microservices in Clojure, with support for Swagger and OAuth.
Liberator - Library that helps you expose your data as resources while automatically complying with all the relevant requirements of the HTTP specification.
Dropwizard - Java framework for developing ops-friendly, high-performance, RESTful web services.
HTTP Remoting42 70 - Libraries for defining and creating RESTish/RPC servers and clients based on Feign or Retrofit as a client and Dropwizard/Jersey with JAX-RS service definitions as a server.
Ja-micro261 46 - Lightweight Java framework for building microservices (compatible with go-micro).
Jersey - RESTful services in Java. JAX-RS reference implementation.
QBit600 138 - Reactive programming library for building microservices.
Ratpack - Set of Java libraries that facilitate fast, efficient, evolvable and well tested HTTP applications. specific support for the Groovy language is provided.
Restlet - Helps Java developers build web APIs that follow the REST architecture style.
Spark - A micro-framework for creating web applications in Java 8 with minimal effort.
Spring Boot - Makes it easy to create stand-alone, production-grade Spring based applications.
Scala
Akka HTTP - Open source toolkit for building REST/HTTP-based integration layers on top of Scala and Akka.
Colossus1k 123 - I/O and microservice library for Scala.
Finatra - Fast, testable, Scala HTTP services built on Twitter-Server and Finagle.
Http4s - A minimal, idiomatic Scala interface for HTTP
Play - The high velocity web framework for Java and Scala.
Scalatra - Simple, accessible and free web micro-framework.
Skinny Micro54 8 - Micro-web framework to build servlet applications in Scala.
Squbs - A suite of components enabling standardization and operationalization of Akka and Akka HTTP applications/services in a large scale, managed, cloud environment.
Node.js
Actionhero - Multi-transport Node.js API server with integrated cluster capabilities and delayed tasks.
Baucis643 107 - To build and maintain scalable HATEOAS/Level 3 REST APIs.
Cote566 58 - A Node.js library for building zero-configuration microservices.
Express - Fast, unopinionated, minimalist web framework for Node.js
FeathersJS - An open source REST and realtime API layer for modern applications.
Graft234 12 - Full-stack javascript through microservices.
Hapi - A rich framework for building applications and services.
Hudson Taylor26 2 - Set of libraries for building automatically documented, well validated services.
Serverless17k 2k - Build and maintain web, mobile and IoT applications running on AWS Lambda and API Gateway (formerly known as JAWS).
Steriods Framework2 3 - Steroids framework simplifies the development of microservices with Serverless17k 2k using TypeScript by enabling the developer to emphasize more on business/domain logic rather than focusing too much on technical details.
Sinatra - Sinatra is a DSL for quickly creating web applications in Ruby with minimal effort.
Capabilities
API Gateways / Edge Services
Amalgam8 - Content-based routing fabric for polyglot microservices.
Annon - Open source API gateway with built-in API management, authentication and status pages written in Elixir.
Caddy - Extensible HTTP/2 web server with automatic HTTPS.
Camel - 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.
Envoy2k 275 - Open source edge and service proxy, from the developers at Lyft.
Fabio4k 307 - A fast, modern, zero-conf load balancing HTTP/S router for deploying microservices managed by Consul.
HAProxy - Reliable, high Performance TCP/HTTP load balancer.
Istio - An open platform to connect, manage, and secure microservices.
OpenResty - Fast web application server built on top of Nginx.
Skipper958 150 - HTTP router useful for decoupling routing from service logic.
Spring Cloud Gateway - API Gateway on top of Spring MVC. Aims to provide a simple, yet effective way to route to APIs.
Tengine - A distribution of Nginx with some advanced features.
Træfɪk - A modern HTTP reverse proxy and load balancer made to deploy microservices with ease.
Traffic Server663 597 - High-performance building block for cloud services.
Tyk - Open source, fast and scalable API gateway, portal and API management platform.
Vulcand924 106 - Programmatic load balancer backed by Etcd.
Zuul3k 785 - An edge service that provides dynamic routing, monitoring, resiliency, security, and more.
Configuration and Discovery
Consul - Service discovery and configuration made easy. Distributed, highly available, and datacenter-aware.
ContainerPilot588 93 - Service for autodiscovery and configuration of applications running in containers.
Denominator428 90 - Portably control DNS clouds using java or bash.
Doozer2k 194 - Highly-available, completely consistent store for small amounts of data. When the data changes, it can notify connected clients immediately.
Etcd19k 4k - Highly-available key-value store for shared configuration and service discovery.
Eureka4k 1k - 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.
Microphone348 55 - Lightweight .NET framework to run self hosting REST services using Web Api or NancyFx on top of a Consul or Etcd cluster.
Registrator2k 663 - Service registry bridge for Docker. Supports pluggable service registries, which currently includes Consul, Etcd and SkyDNS 2.
Shaman64 4 - Small, lightweight, api-driven DNS server.
SkyDNS2k 324 - Distributed service for announcement and discovery of services built on top of etcd. It utilizes DNS queries to discover available services.
SmartStack87 10 - Airbnb's automated service discovery and registration framework.
Spring Cloud Config - Provides server and client-side support for externalized configuration in a distributed system.
ZooKeeper - Open source server which enables highly reliable distributed coordination.
Coordination and Governance
AWS Step Functions - Coordinate the components of distributed applications and microservices using visual workflows.
Azuqua - Orchestration and governance platform for distributed applications.
Conductor900 214 - A microservices orchestration engine.
Fission Workflows64 5 - Workflow-based, reliable function composition for serverless functions.
Elasticity
Galaxy - Open source high-performance in-memory data-grid.
Hazelcast - 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 - Generic cluster management framework used for the automatic management of partitioned, replicated and distributed resources hosted on a cluster of nodes.
Ignite - 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 - Deploy and manage containers (including Docker) on top of Apache Mesos at scale.
Mesos - 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.
Onyx1k 169 - Distributed, masterless, high performance, fault tolerant data processing for Clojure.
Ordasity329 24 - Designed to spread persistent or long-lived workloads across several machines.
Redisson2k 561 - Distributed and scalable Java data structures on top of Redis server.
Serf - Decentralized solution for cluster membership, failure detection and orchestration.
Job Schedulers / Workload Automation
Celery - Asynchronous task queue/job queue based on distributed message passing. Focused on real-time operation and supports scheduling.
Chronos2k 392 - Fault tolerant job scheduler for Mesos which handles dependencies and ISO8601 based schedules.
Fenzo612 101 - Extensible scheduler for Mesos frameworks.
JobScheduler - Open Source solution for enterprise-level workload automation. It is used to launch executable files and shell scripts and to run database procedures automatically.
Rundeck - Job scheduler and runbook automation. Enable self-service access to existing scripts and tools.
Schedulix - Open source enterprise job scheduling system lays down ground-breaking standards for the professional automation of IT processes in advanced system environments.
Logging
Bunyan5k 431 - Simple and fast JSON logging library for Node.js services.
Fluentd - Open source data collector for unified logging layer.
Graylog - Fully integrated open source log management platform.
Kibana - Flexible analytics and visualization platform.
Reactor.io - A second-generation Reactive library for building non-blocking applications on the JVM based on the Reactive Streams Specification.
Reactive Kafka323 81 - Reactive Streams API for Apache Kafka.
ReactiveX - API for asynchronous programming with observable streams. Available for idiomatic Java, Scala, C#, C++, Clojure, JavaScript, Python, Groovy, JRuby, and others.
Simple React357 27 - Powerful future streams & asynchronous data structures for Java 8.
Resilience
Hystrix11k 2k - 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.
Pathod - Crafted malice for tormenting HTTP clients and servers.
Raft Consensus - Consensus algorithm that is designed to be easy to understand. It's equivalent to Paxos in fault-tolerance and performance.
Resilient HTTP - A smart HTTP client with super powers like fault tolerance, dynamic server discovery, auto balancing and reactive recovery, designed for distributed systems.
Saboteur141 6 - Causing deliberate network mayhem for better resilience.
Semian426 32 - Resiliency toolkit for Ruby for failing fast.
Simian Army6k 814 - 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.
Toxiproxy - TCP proxy to simulate network and system conditions for chaos and resiliency testing.
Security
Crtauth87 15 - A public key backed client/server authentication system.
Dex2k 425 - Opinionated auth/directory service with pluggable connectors. OpenID Connect provider and third-party OAuth 2.0 delegation.
JWT - JSON Web Tokens are an open, industry standard RFC 7519 method for representing claims securely between two parties.
Keycloak2k 1k - Full-featured and extensible auth service. OpenID Connect provider and third-party OAuth 2.0 delegation.
Light OAuth267 31 - A fast, lightweight and cloud native OAuth 2.0 authorization microservices based on light-java.
Login With2k 76 - Stateless login-with microservice for Google, FB, Github, and more.
OAuth - Provides specific authorization flows for web applications, desktop applications, mobile phones, and living room devices. Many implementations.
OpenID Connect - Libraries, products, and tools implementing current OpenID specifications and related specs.
OSIAM95 34 - Open source identity and access management implementing OAuth 2.0 and SCIMv2.
SCIM - System for Cross-domain Identity Management.
Vault - Secures, stores, and tightly controls access to tokens, passwords, certificates, API keys, and other secrets in modern computing.
Serialization
Avro - Apache data serialization system providing rich data structures in a compact, fast, binary data format.
BooPickle215 30 - Binary serialization library for efficient network communication. For Scala and Scala.js
Cap’n Proto - Insanely fast data interchange format and capability-based RPC system.
CBOR - Implementations of the CBOR standard (RFC 7049) in many languages.
FST926 191 - Fast java serialization drop in-replacemen.
Jackson725 311 - A multi-purpose Java library for processing JSON data format.
Jackson Afterburner93 19 - Jackson module that uses bytecode generation to further speed up data binding (+30-40% throughput for serialization, deserialization).
Kryo3k 556 - Java serialization and cloning: fast, efficient, automatic.
Geode - Open source, distributed, in-memory database for scale-out applications.
Infinispan - Highly concurrent key/value datastore used for caching.
InfluxDB6k 1k - Scalable datastore for metrics, events, and real-time analytics.
Manta - Highly scalable, distributed object storage service with integrated compute.
MemSQL - High-performance, in-memory database that combines the horizontal scalability of distributed systems with the familiarity of SQL.
OpenTSDB - Scalable and distributed time series database written on top of Apache HBase.
Parquet - Columnar storage format available to any project in the Hadoop ecosystem, regardless of the choice of data processing framework, data model or programming language.
Reborn729 132 - Distributed database fully compatible with redis protocol.
RethinkDB - Open source, scalable database that makes building realtime apps easier.
VCR4k 438 - 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.
Wilma22 12 - Combined HTTP/HTTPS service stub and transparent proxy solution.
WireMock - 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.
Continuous Integration and Continuous Delivery
Awesome CI/CD DevOps - A curated list of awesome tools for continuous integration, continuous delivery and DevOps.
Documentation & Modeling
REST APIs
Aglio3k 384 - API Blueprint renderer with theme support that outputs static HTML.
API Blueprint - 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.
Apidoc100 27 - Beautiful documentation for REST services.
RAML - RESTful API Modeling Language, a simple and succinct way of describing practically-RESTful APIs.
Slate11k 6k - Beautiful static documentation for your API.
Spring REST Docs - Document RESTful services by combining hand-written documentation with auto-generated snippets produced with Spring MVC Test.
Swagger - A simple yet powerful representation of your RESTful API.
Standards / Recommendations
World Wide Web
W3C.REC-Webarch - Architecture of the World Wide Web, Volume One.
RFC7252 - The Constrained Application Protocol (CoAP) is a specialized web transfer protocol for use with constrained nodes and constrained networks in the Internet of Things.
RPC
BERT-RPC 1.0 - An attempt to specify a flexible binary serialization and RPC protocol that are compatible with the philosophies of dynamic languages.
RFC7515 - JSON Web Signature (JWS) represents content secured with digital signatures or Message Authentication Codes (MACs) using JSON-based data structures.
RFC7519 - JSON Web Token (JWT) is a compact, URL-safe means of representing claims to be transferred between two parties.
RFC7642 - SCIM: Definitions, overview, concepts, and requirements.
RFC7643 - SCIM: Core Schema, provides a platform-neutral schema and extension model for representing users and groups.
RFC7644 - SCIM: Protocol, an application-level, REST protocol for provisioning and managing identity data on the web.
OIDCONN - 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.
Service Discovery
HAL - The JSON Hypertext Application Language (HAL) is a standard which establishes conventions for expressing hypermedia controls, such as links, with JSON. DRAFT
Hydra - Specifications for interoperable, hypermedia-driven Web APIs.
GraphQL - Query language designed to build client applications by providing an intuitive and flexible syntax and system for describing their data requirements and interactions. DRAFT
WADL - The Web Application Description Language specification.
WSDL - The Web Services Description Language Version 2.0 spec.
Schema.org - Collaborative, community activity with a mission to create, maintain, and promote schemas for structured data on the Internet, on web pages, in email messages, and beyond.
Unicode
UNIV8 - The Unicode Consortium. The Unicode Standard, Version 8.0.0, (Mountain View, CA: The Unicode Consortium, 2015. ISBN 978-1-936213-10-8).
RFC3629 - UTF-8, a transformation format of ISO 10646.
Canary Release - 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 - 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 - 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 - 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 - Particular way of designing software applications as suites of independently deployable services.
Your Server as a Function🔸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.
Reactive Microservices215 65 - Project showcasing different microservice communication styles using Scala, Akka, Play and other tools from Scala ecosystem.
Microservices in Action - A practical book about building and deploying microservice-based applications.
Microservice Patterns - Teaches how to build applications with the microservice architecture and how to refactor a monolithic application to a microservices.
Microservices from Theory to Practice - Microservices from Theory to Practice: Creating Applications in IBM Bluemix Using the Microservices Approach. IBM Redbooks publication.
Migrating to Cloud Native Application Architectures - This O’Reilly report defines the unique characteristics of cloud native application architectures such as microservices and twelve-factor applications.
Testing Microservices with Mountebank - Provides a testing strategy using mountebank for service virtualization, promoting independent releases of Microservices
The Art of Scalability - The Art of Scalability: Scalable Web Architecture, Processes, and Organizations for the Modern Enterprise. Martin L. Abbott, Michael T. Fisher.
Book 2: Applications & Microservices with Docker & Containers.
Book 3: Automation & Orchestration with Docker & Containers.
Book 4: Network, Security & Storage with Docker & Containers.
Book 5: Monitoring & Management with Docker & Containers.
The Tao of Microservices - Teaches the path to understanding how to apply microservices architecture with your own real-world projects.
Sites
Microservices Resource Guide - Martin Fowler's choice of articles, videos, books, and podcasts that can teach you more about the microservices architectural style.
Blocknet - The Blocknet makes possible to deliver microservices over a blockchain-based P2P network architecture.
Blockstack - A new decentralized internet where users control their data and apps run on their devices.
CEPTR - A recomposable medium for distributed social computing, a semantic self-describing protocol stack, and a cretor of fractal coherence contexts for biomimetic computing.
Edgware Fabric - Lightweight, agile service bus for systems at the edge of the network, in the physical world.
Hyperledger - Open source collaborative effort created to advance cross-industry blockchain technologies. It is a global collaboration, hosted by The Linux Foundation, including leaders in finance, banking, IoT, supply chain, manufacturing and technology.
Luna - Visual and textual functional programming language with a focus on productivity, collaboration and development ergonomics.
MultiChain - Open platform for building blockchains.
Node-RED - Visual tool for wiring together hardware devices, APIs and online services in new and interesting ways.
Pony - Open source, object-oriented, actor-model, capabilities-secure, high performance programming language.