Apps similar to Marker.io include JIRA, which has a free version. Other options are Trac, BugShot, Mantis Bug Tracker and Linear. There's no shortage of Issue Tracking Systems like Marker.io, with more than 50 alternatives for the web, self-hosting, Windows, Linux and Mac.
Centralized project management tool for planning and tracking tasks, aligning work with company goals, visualizing workflows, and optimizing performance via real-time data insights. Offers AI-driven task suggestions, integrates with essential tools, and provides a cohesive collaboration space under one roof.
Australia
Trac is an enhanced wiki and issue tracking system for software development projects. Trac uses a minimalistic approach to web-based software project management. Our mission is to help developers write great software while staying out of the way.
Norway
Open-source Chrome side panel that turns a browser bug into a complete report — screenshot or recording plus console, network, and action logs — and files it straight to Jira, GitHub, Linear, Notion, GitLab, Asana, ClickUp, or Slack.
South Korea
Mantis Bug Tracker is a free and open source, web-based bug tracking system. It is written in the PHP scripting language and works with MySQL, MS SQL, and PostgreSQL databases and a webserver. MantisBT can be installed on Windows, Linux, Mac OS, OS/2, and others.
Enhance your software project's management by efficiently tracking sprints, tasks, and bugs. Linear is designed for optimal performance for developers, offering real-time synchronization and keyboard shortcuts, easy offline access, and light or dark mode UI options across multiple teams.
United States
Droplr is a tiny application that aims at helping people share things easier. Every day people come across many situations in which they need to share something with someone else. It's a simple problem, but almost every solution is limited, cumbersome, inflexible and/or...
United States
Bugzilla is a web-based tool for planning, organizing and releasing software on your own schedule. It is used by many open source companies and projects, and has advanced features such as search, milestones, and products.
United States
Browser extension captures screenshots, console logs, DOM snapshots, performance metrics, and network activity in one HTML file stored locally. Data never leaves the device, supports sharing by file, no viewer required, and collects environment details for debugging.
Sweden
EU
Visual tool for websites offering point-and-click feedback pinned directly as tasks with contextual metadata, enabling seamless web QA, bug tracking, annotation, real-time updates, dashboard centralization, and collaborative workflow for development teams.
Australia
A simplified Jira clone built with React/Babel (Client), and Node/TypeScript (API). Auto formatted with Prettier, tested with Cypress.
Bugzy is a QA workflow platform for web teams that connects bug reporting with release readiness and sign-off.
ZenTao is an open source project management tool, supporting Scrum. It integrates product management, project management, bug management and QA management, etc., covering all lifecycle of software development.
China
