Issue trackers
- Guide
Sentry
553.3K sites
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$$ · Subscription
UserVoice is a management to collect and analyse feedback from customers.
Tiki Wiki CMS Groupware
216 sitesOpen source
Tiki Wiki is a free and open-source wiki-based content management system and online office suite written primarily in PHP.
- Guide
Better Stack
203 sitesSaaSFreemium · $ · Subscription
Better Stack is the all-in-one infrastructure monitoring platform for your incident management, uptime monitoring, and status pages.
Uptrends
149 sitesSaaSPay as you go
Uptrends is a website and web performance monitoring solution.
Atatus
100 sitesSaaSPay as you go
Atatus is a full-stack observability tool that let you identify the performance bottlenecks and helps you optimise your application at the right time.
Support Hero
49 sitesSaaS$$ · 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.