Content

Issue trackers

81 technologies: what each one does, whether it is SaaS or open source, its price range and its website.
  • Sentry

    553.3K sites

    Guide

    Sentry is an open-source platform for workflow productivity, aggregating errors from across the stack in real time.

    Used byCal.com,Ghost,GitLab,Plausible Analytics+2

  • Zendesk

    195.7K sitesSaaS$

    Zendesk is a cloud-based help desk management solution offering customizable tools to build customer service portal, knowledge base and online communities.

  • Atlassian Statuspage

    26.5K sites

    Statuspage is a status and incident communication tool.

  • BugSnag

    20.8K sitesSaaSPay as you go · Freemium · Subscription

    Bugsnag is a cross-platform error monitoring, reporting, and resolution software.

  • Elastic APM

    7.4K sites

    Elastic APM offers free and open application performance monitoring.

    Used byOlist

  • Medallia

    3.8K sites

    Medallia (formerly Kampyle) is a complete customer feedback platform that helps digital enterprises listen, understand, and act across all digital touch-points.

  • Help Scout

    3.8K sitesSaaS$ · Subscription

    Help Scout is a customer service platform including email, a knowledge base tool and live chat.

    Used byPlausible Analytics

  • BugHerd

    3.7K sitesSaaSSubscription · $

    BugHerd is a cloud-based feedback collection and bug management tool.

  • Raygun

    2.2K sitesSaaSPay as you go · Subscription

    Raygun is a cloud-based networking monitoring and bug tracking application.

  • Marker

    1.9K sitesSaaS$ · Subscription

    Marker.io is an issue tracker solution for Project Managers, QA Testers and Agency Clients to report feedback & bugs to developers.

  • Instana

    1.2K sitesSaaS$ · Subscription

    Instana is a Kubernetes-native APM tool which is built for new-stack including Microservices and lately Serverless but also supports the existing VM based stacks including several supported technologies.

  • GetFeedback

    1.2K sites

    GetFeedback (formerly Usabilla) is a user feedback solution for collecting qualitative and quantitative user feedback across digital channels including websites, apps and emails.

  • Honeybadger

    1.2K sitesPay as you go · Freemium · Subscription

    Honeybadger provides exception and uptime monitoring to keep your web apps error-free.

  • Canny

    1K sitesSaaSFreemium · $$$ · Subscription

    Canny is a cloud-based solution that helps small to large businesses collect, analyse, prioritise and track user feedback to make informed product decisions.

  • UptimeRobot

    720 sitesSaaSFreemium · $ · Subscription

    UptimeRobot is a web-based software that is designed to monitor the sites frequently to check whether any site is down owing to server problem or any bug in coding.

  • Noibu

    690 sitesSaaSQuote

    Noibu helps ecommerce websites detect revenue-impacting errors on their websites and provides them with the information needed to resolve them.

  • Atlassian Jira

    594 sites

  • Asana

    561 sitesSaaS

    Asana is a web and mobile application designed to help teams organize, track, and manage their work.

  • GitLab

    532 sites

    GitLab is a web-based DevOps lifecycle tool that provides a Git-repository manager providing wiki, issue-tracking and continuous integration and deployment pipeline features, using an open-source license.

  • UserReport

    444 sitesSaaSFreemium · Quote

    UserReport is an online survey and feedback management platform.

  • osTicket

    376 sitesOpen source

    osTicket is an open-source support ticket system that allows businesses to manage and streamline customer support requests through a centralized platform, including features for ticket tracking, automation, and reporting.

  • Instatus

    368 sitesSaaSFreemium · $ · Subscription

    Instatus is a status and incident communication tool.

  • Atlassian Jira Issue Collector

    367 sites

    Atlassian Jira Issue Collector is a tool used to download a list of websites using with email addresses, phone numbers and LinkedIn profiles.

  • Mopinion

    358 sitesSaaS$$ · Subscription

    Mopinion is an all-in-one user feedback platform that helps digital enterprises listen, understand, and act across all digital touchpoints.

  • Redmine

    266 sites

    Redmine is a free and open-source, web-based project management and issue tracking tool.

  • UserVoice

    266 sitesSaaS$$ · Subscription

    UserVoice is a management to collect and analyse feedback from customers.

  • Tiki Wiki CMS Groupware

    216 sitesOpen source

    Tiki Wiki is a free and open-source wiki-based content management system and online office suite written primarily in PHP.

  • Better Stack

    203 sitesSaaSFreemium · $ · Subscription

    Guide

    Better Stack is the all-in-one infrastructure monitoring platform for your incident management, uptime monitoring, and status pages.

  • Uptrends

    149 sitesSaaSPay as you go

    Uptrends is a website and web performance monitoring solution.

  • Atatus

    100 sitesSaaSPay as you go

    Atatus is a full-stack observability tool that let you identify the performance bottlenecks and helps you optimise your application at the right time.

  • Support Hero

    49 sitesSaaS$$ · Subscription

    Support Hero is a knowledge base solution to reduce inbound support requests.

  • Statuspal

    48 sitesSaaS$ · Subscription

    Statuspal is a hosted status page and monitoring software for businesses of all kinds.

  • otrs

    38 sites

  • Status.io

    32 sitesSaaS$$ · Subscription

    Status.io is a hosted system status page manager with features such as customised incident tracking, subscriber notifications, and more.

  • Hund.io

    31 sitesSaaSSubscription · Pay as you go

    Hund.io is an automated status pages with monitoring.

  • Cachet

    28 sitesOpen source

    Cachet is the free and open-source status page for your API, service or company.

  • Sleekplan

    19 sitesSaaSFreemium · $ · Subscription

    Sleekplan is a customer feedback and product management platform that enables businesses to collect, analyse, and act upon user feedback, prioritise feature requests, track bugs, and collaborate on product development.

  • Bugzilla

    15 sites

  • Phabricator

    15 sites

    Phabricator is a suite of web-based software development collaboration tools, including the Differential code review tool, the Diffusion repository browser, the Herald change monitoring tool, the Maniphest bug tracker and the Phriction wiki. Phabricator integrates with Git, Mercurial, and Subversion.

  • StatusCast

    15 sitesSaaS$$ · Subscription

    StatusCast is a hosted status page management software.

  • RapidSpike

    14 sitesSaaSQuote · Subscription

    RapidSpike is an uptime and performance monitoring service for web sites and applications.

  • Trac

    14 sites

    Trac is an enhanced wiki and issue tracking system for software development projects, using a minimalistic approach to web-based software project management.

  • Rollbar

    13 sites

    Used byRD Station

  • HetrixTools

    12 sitesSaaSFreemium · $ · Subscription

    HetrixTools is an uptime and blacklist monitoring platform.

  • cState

    10 sitesOpen source

    cState is an open-source static (serverless) status page.

  • Feedback Fish

    9 sites

    Feedback Fish is a widget for collecting website feedback from users.

  • MantisBT

    9 sitesOpen source

    MantisBT is an open-source, web-based issue tracking system written in PHP with a MySQL database backend, designed to facilitate bug tracking and project management for software development teams.

  • Panelbear

    8 sitesSaaSFreemium · $ · Subscription

    Panelbear is a simple website performance and traffic analytics tool.

Data from the open Wappalyzer database (enthec/webappanalyzer, GPL-3.0), updated every week. Site counts from the HTTP Archive (September 2026). Code tools (frameworks, build, ORMs…) come from a list kept by Faundr.