Best Service Discovery Software

How Many Service Discovery Software Products Does G2 Track?

Total Products under this Category: 24

Category Stats (Oct 2026)

  • Average Rating: 4.37/5 (↑0.01 vs Sep 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Cortex (+4.12%) - Among all products in this category, Cortex recorded the largest rating increase compared to last month

Last updated: October 05, 2026

How Does G2 Rank Service Discovery Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 900+ Authentic Reviews
  • 24+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Service Discovery Software

G2 Grid® for Service Discovery Software plotting products by satisfaction and market presence

Highlighted products: Google Kubernetes Engine (GKE), Docker, AWS Cloud Map, Cortex, Eureka, Hysterix, HashiCorp Consul, and Traefik.

Underlying data: [Grid® JSON](https://www.g2.com/categories/service-discovery/grids.json?focus%5B%5D=google-kubernetes-engine-gke&focus%5B%5D=docker-inc-docker&focus%5B%5D=aws-cloud-map&focus%5B%5D=cortex-io-cortex&focus%5B%5D=netflix-eureka&focus%5B%5D=hysterix&focus%5B%5D=hashicorp-consul&focus%5B%5D=traefik)

Google Kubernetes Engine (GKE)

A scalable and automated Kubernetes service. GKE is a simple way to automatically deploy, scale, and manage Kubernetes.

Average Rating: 4.5/5.0

Total Reviews: 216

How Do G2 Users Rate Google Kubernetes Engine (GKE)?

  • Has the product been a good partner in doing business?: 8.2/10 (Category avg: 8.6/10)
  • Quality of Support: 8.1/10 (Category avg: 8.4/10)
  • Ease of Use: 8.5/10 (Category avg: 8.5/10)

Who Is the Company Behind Google Kubernetes Engine (GKE)?

  • Seller: Google
  • Year Founded: 1998
  • HQ Location: Mountain View, CA
  • Twitter: @google
    31,899,995 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    301,144 employees on LinkedIn®
  • Ownership: NASDAQ:GOOG

Who Uses This Product?

  • Who Uses This: Software Engineer, DevOps Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 48% Large, 28% Medium

What Do G2 Reviewers Say About Google Kubernetes Engine (GKE)?

AI-generated summary from verified user reviews

Pros
  • Users highlight the ease of use of GKE, making installation and integration with services seamless and efficient.
  • Users value the ease of use and seamless integration of Google Kubernetes Engine, enhancing their cloud management experience.
  • Users value the deployment ease of Google Kubernetes Engine, enabling smooth and efficient management of containerized services.
  • Users value the seamless integration of Google Kubernetes Engine with other Google Cloud services, enhancing their workflow efficiency.
  • Users value the exceptional scalability of GKE, enabling rapid node scaling for efficient cloud resource management.
Cons
  • Users find GKE to be expensive, especially for smaller workloads, with high costs after the initial trial period.
  • Users express frustration over poor customer support, finding it lacking compared to other cloud providers.
  • Users find GKE's complexity challenging, especially with advanced settings and navigating its extensive options.
  • Users often struggle with poor documentation on GKE, making it challenging to navigate its many features and services.
  • Users find GKE's complex learning curve challenging, particularly for beginners, impacting usability and increasing costs.

What Are Recent G2 Reviews of Google Kubernetes Engine (GKE)?

What Are G2 Users Discussing About Google Kubernetes Engine (GKE)?

Docker

Docker Hub is the world’s largest repository of container images with an array of content sources including container community developers, open source projects and independent software vendors (ISV) building and distributing their code in containers. Users get access to free public repositories for storing and sharing images or can choose subscription plan for private repos.

Average Rating: 4.6/5.0

Total Reviews: 294

How Do G2 Users Rate Docker?

  • Has the product been a good partner in doing business?: 9.2/10 (Category avg: 8.6/10)
  • Quality of Support: 8.4/10 (Category avg: 8.4/10)
  • Ease of Use: 8.8/10 (Category avg: 8.5/10)

Who Is the Company Behind Docker?

  • Seller: Docker
  • Company Website:
  • Year Founded: 2013
  • HQ Location: San Francisco, CA
  • Twitter: @docker
    550,337 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1,071 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 40% Small, 31% Medium

What Are Recent G2 Reviews of Docker?

What Are G2 Users Discussing About Docker?

Cortex

Engineering organizations grow faster than their processes. Services multiply, ownership gets murky, and institutional knowledge walks out the door with every departure. Standards that made sense at 50 engineers break down at 500. When something goes wrong, teams spend hours figuring out who's responsible which delays fixing the problem. When leadership asks how engineering is improving, there's no reliable answer. Cortex is the Engineering Operations Platform that changes this. Know who owns what — Cortex automatically identifies service ownership across thousands of repositories, eliminating the manual work of tracking down who is responsible for what. Scale best practices — Self-service workflows let teams scaffold new services and provision infrastructure in minutes, ensuring every team follows the same standards by default. Measure and improve — Scorecards and Initiatives surface gaps, set benchmarks, and give teams a clear view of technical debt and what to fix next. Make smarter decisions — Engineering Intelligence brings DORA metrics, cycle time, incident trends, and the impact of AI adoption into one place. How Cortex works Cortex connects to your existing tools including GitHub, GitLab, Jira, PagerDuty, Kubernetes, Datadog, SonarQube, and more, and automatically maps your engineering ecosystem. Unlike platforms that require months of engineering investment to build and maintain, Cortex is designed to deliver value from day one. Who uses Cortex Cortex is built for the entire engineering organization. - Engineering leaders use Cortex to understand operational maturity, track standards, and measure impact across teams. - Platform and SRE teams use it to drive consistency, reliability, and automation through shared Scorecards and Workflows. - Developers use it to move faster with self-service golden paths, clear ownership, and real-time visibility into their services. Trusted by high-performing organizations including ASML, Canva, Blackstone, and Skyscanner.

Average Rating: 4.4/5.0

Total Reviews: 20

How Do G2 Users Rate Cortex?

  • Has the product been a good partner in doing business?: 9.5/10 (Category avg: 8.6/10)
  • Quality of Support: 9.5/10 (Category avg: 8.4/10)
  • Ease of Use: 8.0/10 (Category avg: 8.5/10)

Who Is the Company Behind Cortex?

  • Seller: Cortex.io
  • Company Website:
  • Year Founded: 2019
  • HQ Location: San Francisco, US
  • Twitter: @GetCortexApp
    542 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    110 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software
  • Company Size: 50% Large, 45% Medium

What Do G2 Reviewers Say About Cortex?

AI-generated summary from verified user reviews

Pros
  • Users highlight the ease of use of Cortex, appreciating its flexibility and straightforward scaling.
  • Users value the flexibility of Cortex, finding it easy to adapt and scale according to their needs.
  • Users find Cortex intuitive and flexible, making it easy to use and scale according to their needs.

What Are Recent G2 Reviews of Cortex?

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AWS Cloud Map

AWS Cloud Map is a cloud resource discovery service. With Cloud Map, you can define custom names for your application resources, and it maintains the updated location of these dynamically changing resources. This increases your application availability because your web service always discovers the most up-to-date locations of its resources.

Average Rating: 4.4/5.0

Total Reviews: 56

How Do G2 Users Rate AWS Cloud Map?

  • Has the product been a good partner in doing business?: 8.9/10 (Category avg: 8.6/10)
  • Quality of Support: 8.4/10 (Category avg: 8.4/10)
  • Ease of Use: 8.3/10 (Category avg: 8.5/10)

Who Is the Company Behind AWS Cloud Map?

  • Seller: Amazon Web Services (AWS)
  • Year Founded: 2006
  • HQ Location: Seattle, WA
  • Twitter: @awscloud
    2,232,483 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    148,266 employees on LinkedIn®
  • Ownership: NASDAQ: AMZN

Who Uses This Product?

  • Who Uses This: Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 40% Small, 35% Medium

What Are Recent G2 Reviews of AWS Cloud Map?

Eureka

Netflix Eureka is a RESTful service registry designed to facilitate service discovery, load balancing, and failover in cloud environments, particularly within Amazon Web Services (AWS). It enables dynamic registration and deregistration of services, allowing client applications to locate and communicate with available service instances efficiently. Eureka's architecture supports resilience by replicating service registration information across multiple nodes, ensuring high availability and fault tolerance. Key Features and Functionality: - Service Discovery: Eureka allows services to register themselves and discover other services without hardcoded addresses, facilitating dynamic scaling and deployment. - Load Balancing: It provides client-side load balancing, distributing requests among available service instances to optimize resource utilization and performance. - Failover Support: Eureka enhances system resilience by enabling automatic failover, redirecting traffic from failing instances to healthy ones. - RESTful API: The service offers a REST-based interface for service registration, discovery, and health checks, simplifying integration with various applications. Primary Value and Problem Solved: Eureka addresses the challenges of managing service instances in dynamic cloud environments, where servers frequently scale up or down. By providing a centralized service registry, it eliminates the need for manual configuration of service endpoints, reducing the complexity and potential errors associated with service communication. This dynamic service discovery mechanism ensures that applications can adapt to changes in the infrastructure seamlessly, enhancing the overall reliability and scalability of distributed systems.

Average Rating: 4.1/5.0

Total Reviews: 14

How Do G2 Users Rate Eureka?

  • Has the product been a good partner in doing business?: 7.5/10 (Category avg: 8.6/10)
  • Quality of Support: 8.5/10 (Category avg: 8.4/10)
  • Ease of Use: 7.7/10 (Category avg: 8.5/10)

Who Is the Company Behind Eureka?

  • Seller: Netflix
  • Year Founded: 1997
  • HQ Location: Los Gatos, CA
  • LinkedIn® Page: www.linkedin.com
    18,904 employees on LinkedIn®
  • Ownership: NFLX
  • Total Revenue (USD mm): $24,996

Who Uses This Product?

  • Company Size: 43% Small, 36% Large

What Are Recent G2 Reviews of Eureka?

Hysterix

Hystrix is a 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.

Average Rating: 3.4/5.0

Total Reviews: 14

How Do G2 Users Rate Hysterix?

  • Quality of Support: 8.3/10 (Category avg: 8.4/10)
  • Ease of Use: 9.0/10 (Category avg: 8.5/10)

Who Is the Company Behind Hysterix?

  • Seller: Netflix
  • Year Founded: 1997
  • HQ Location: Los Gatos, CA
  • LinkedIn® Page: www.linkedin.com
    18,904 employees on LinkedIn®
  • Ownership: NFLX
  • Total Revenue (USD mm): $24,996

Who Uses This Product?

  • Company Size: 60% Small, 27% Large

What Are Recent G2 Reviews of Hysterix?

HashiCorp Consul

HashiCorp Consul is a service networking solution that enables teams to manage secure network connectivity between services and across multi-cloud environments and runtimes. Consul offers service discovery, identity-based authorization, L7 traffic management, and service-to-service encryption. Consul offers a fully-featured service mesh solution that solves the networking and security challenges of operating microservices and cloud infrastructure (multi-cloud and hybrid cloud).

Average Rating: 4.3/5.0

Total Reviews: 20

How Do G2 Users Rate HashiCorp Consul?

  • Has the product been a good partner in doing business?: 8.7/10 (Category avg: 8.6/10)
  • Quality of Support: 8.3/10 (Category avg: 8.4/10)
  • Ease of Use: 8.9/10 (Category avg: 8.5/10)

Who Is the Company Behind HashiCorp Consul?

  • Seller: HashiCorp
  • Year Founded: 2012
  • HQ Location: San Francisco, CA
  • Twitter: @hashicorp
    103,221 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    9,110 employees on LinkedIn®
  • Ownership: NASDAQ: HCP

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 48% Large, 30% Small

What Are Recent G2 Reviews of HashiCorp Consul?

What Are G2 Users Discussing About HashiCorp Consul?

Traefik

Traefik Labs helps enterprises migrate, modernize, and transform any workload, across any environment. The Traefik Runtime Platform unifies operations for VMs, containers, and AI workloads across legacy, hybrid, multi-cloud, and sovereign environments. Despite being a single, lightweight binary, Traefik covers six core dimensions, including routing, security, observability, API management, AI governance, and MCP governance. All six dimensions share the same declarative config model, governance as a first-class primitive, unified control plane, and composability—you can add capabilities seamlessly as needed. No rewrites necessary. Founded in 2016 and headquartered in both the US and France, Traefik now has over 3.5 billion downloads, has been independently selected as the default ingress controller by more than 5 major Kubernetes providers, and is trusted by leading Fortune 500 companies worldwide.

Average Rating: 4.6/5.0

Total Reviews: 33

How Do G2 Users Rate Traefik?

  • Has the product been a good partner in doing business?: 8.6/10 (Category avg: 8.6/10)
  • Quality of Support: 8.2/10 (Category avg: 8.4/10)
  • Ease of Use: 8.1/10 (Category avg: 8.5/10)

Who Is the Company Behind Traefik?

  • Seller: Traefik Labs
  • Company Website:
  • Year Founded: 2016
  • HQ Location: San Francisco, CA
  • Twitter: @traefik
    11,159 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    44 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 56% Small, 28% Medium

What Do G2 Reviewers Say About Traefik?

AI-generated summary from verified user reviews

Pros
  • Users praise the configuration ease of Traefik, finding it straightforward for on-premise reverse proxy setups.
  • Users value the flexibility of configuration in Traefik, especially its smart native support for Docker labels.
  • Users find the documentation well-structured, making it easy to follow and quickly locate needed information.
  • Users praise the ease of implementation with Traefik, appreciating its well-structured documentation and straightforward setup.
  • Users appreciate the ease of use of Traefik, finding its documentation clear and implementation straightforward.
Cons
  • Users find it challenging to navigate documentation for examples across different environments, causing initial inconveniences.
  • Users find the poor documentation challenging, especially when searching for examples across different environments.

What Are Recent G2 Reviews of Traefik?

What Are G2 Users Discussing About Traefik?

ZooKeeper

ZooKeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. All of these kinds of services are used in some form or another by distributed applications.

Average Rating: 4.3/5.0

Total Reviews: 87

How Do G2 Users Rate ZooKeeper?

  • Has the product been a good partner in doing business?: 8.6/10 (Category avg: 8.6/10)
  • Quality of Support: 8.5/10 (Category avg: 8.4/10)
  • Ease of Use: 8.2/10 (Category avg: 8.5/10)

Who Is the Company Behind ZooKeeper?

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 42% Large, 33% Medium

What Are Recent G2 Reviews of ZooKeeper?

What Are G2 Users Discussing About ZooKeeper?

Apache Thrift

The Apache Thrift software framework, for scalable cross-language services development, combines a software stack with a code generation engine to build services that work efficiently and seamlessly between C++, Java, Python, PHP, Ruby, Erlang, Perl, Haskell, C#, Cocoa, JavaScript, Node.js, Smalltalk, OCaml and Delphi and other languages.

Average Rating: 4.1/5.0

Total Reviews: 22

How Do G2 Users Rate Apache Thrift?

  • Has the product been a good partner in doing business?: 8.0/10 (Category avg: 8.6/10)
  • Quality of Support: 8.6/10 (Category avg: 8.4/10)
  • Ease of Use: 7.9/10 (Category avg: 8.5/10)

Who Is the Company Behind Apache Thrift?

Who Uses This Product?

  • Top Industries: Computer Software
  • Company Size: 39% Medium, 39% Small

What Are Recent G2 Reviews of Apache Thrift?

What Are G2 Users Discussing About Apache Thrift?

GRPC

GRPC is a high performance, open source, general RPC framework based on HTTP/2.

Average Rating: 4.3/5.0

Total Reviews: 23

How Do G2 Users Rate GRPC?

  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.6/10)
  • Quality of Support: 8.3/10 (Category avg: 8.4/10)
  • Ease of Use: 9.1/10 (Category avg: 8.5/10)

Who Is the Company Behind GRPC?

  • Seller: GRPC
  • Year Founded: 2015
  • HQ Location: Tbilisi, TBILISI
  • Twitter: @grpcio
    18,358 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    22 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software
  • Company Size: 52% Small, 26% Medium

What Are Recent G2 Reviews of GRPC?

What Are G2 Users Discussing About GRPC?

AVRO

Apache Avro is a data serialization system.

Average Rating: 4.4/5.0

Total Reviews: 12

How Do G2 Users Rate AVRO?

  • Has the product been a good partner in doing business?: 7.5/10 (Category avg: 8.6/10)
  • Quality of Support: 7.9/10 (Category avg: 8.4/10)
  • Ease of Use: 8.7/10 (Category avg: 8.5/10)

Who Is the Company Behind AVRO?

Who Uses This Product?

  • Company Size: 54% Medium, 38% Small

What Are Recent G2 Reviews of AVRO?

SkyDNS

SkyDNS is a distributed service for announcement and discovery of services built on top of etcd. It utilizes DNS queries to discover available services. This is done by leveraging SRV records in DNS, with special meaning given to subdomains, priorities and weights.

Average Rating: 4.0/5.0

Total Reviews: 14

How Do G2 Users Rate SkyDNS?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.6/10)
  • Quality of Support: 7.5/10 (Category avg: 8.4/10)
  • Ease of Use: 7.4/10 (Category avg: 8.5/10)

Who Is the Company Behind SkyDNS?

  • Seller: SkyDNS
  • Year Founded: 2008
  • HQ Location: San Francisco, CA
  • Twitter: @SkyDNS
    335 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    35 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 60% Small, 53% Medium

What Are Recent G2 Reviews of SkyDNS?

What Are G2 Users Discussing About SkyDNS?

OpsLevel

OpsLevel is an internal developer portal (IDP) that empowers engineering teams to self-serve the tools and information they need to quickly build and ship high-quality software. With OpsLevel, developers can self-serve key actions in the software lifecycle, platform teams can ensure best practices and standards are baked into everything from the start, and the entire engineering org gains the visibility they need across their services, repos, and integrations to move faster with confidence.

Average Rating: 4.3/5.0

Total Reviews: 10

How Do G2 Users Rate OpsLevel?

  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.6/10)
  • Quality of Support: 9.0/10 (Category avg: 8.4/10)
  • Ease of Use: 8.1/10 (Category avg: 8.5/10)

Who Is the Company Behind OpsLevel?

  • Seller: OpsLevel
  • Year Founded: 2018
  • HQ Location: Toronto, CA
  • Twitter: @OpsLevelHQ
    1,311 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    35 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 90% Medium, 10% Large

What Do G2 Reviewers Say About OpsLevel?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the real-time insights from OpsLevel, which enhance project tracking and service health visibility.
  • Users value the integrations with various tools, facilitating a unified overview of service health and performance.
  • Users value the integration with Git repositories for seamlessly updating documentation, dashboards, and alerts.
  • Users praise the integration with git repos, making updates to dashboards and documentation seamless and efficient.
  • Users value the easy integrations with git repos, streamlining updates for documentation and dashboards effectively.
Cons
  • Users face a difficult learning curve with OpsLevel, which hampers initial adoption and requires constant management.
  • Users note a learning curve with OpsLevel, which can hinder initial adoption and requires ongoing management.
  • Users often face slow performance as syncing changes in the OpsLevel YAML file can take a considerable amount of time.
  • Users find a steep learning curve for new teams, delaying adoption and necessitating ongoing management for effectiveness.
  • Users experience a steep learning curve with OpsLevel, leading to slowed adoption and ongoing management challenges.

What Are Recent G2 Reviews of OpsLevel?

runc

runc is a CLI tool for spawning and running containers according to the OCI specification.

Average Rating: 4.2/5.0

Total Reviews: 11

How Do G2 Users Rate runc?

  • Has the product been a good partner in doing business?: 6.7/10 (Category avg: 8.6/10)
  • Quality of Support: 7.3/10 (Category avg: 8.4/10)
  • Ease of Use: 8.7/10 (Category avg: 8.5/10)

Who Is the Company Behind runc?

  • Seller: Object Computing
  • Year Founded: 1993
  • HQ Location: Saint Louis, Missouri
  • Twitter: @ObjectComputing
    3,575 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    403 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 64% Small, 18% Large

What Are Recent G2 Reviews of runc?

Adam Crivello
AC
Researched and written by Adam Crivello
Updated October 3, 2024