Houdin version history - 20 versions
Houdin by Afonso Raposo
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 4.3.0
Released 9 Dec 2025 - 1.07 MBWorks with firefox 109.0a1 and laterHoudin Plus users can now use the OpenAI action without having to bring their own API token. Simply pick "Houdin Plus" from the credentials list and let Houdin do the rest 🪄Source code released under Custom Licence
Older versions
Version 4.2.3
Released 2 Dec 2025 - 1.07 MBWorks with firefox 109.0a1 and laterFix yet more issues with the workflow synchronization.Source code released under Custom Licence
Version 4.2.2
Released 2 Dec 2025 - 1.07 MBWorks with firefox 109.0a1 and laterSmall improvements to the way API requests are doneSource code released under Custom Licence
Version 4.2.0
Released 30 Nov 2025 - 1.07 MBWorks with firefox 109.0a1 and later- Workflow synchronization working for Houdin Plus users
- Restore deleted workflows for Houdin Plus users
Source code released under Custom Licence
Version 4.1.1
Released 24 Nov 2025 - 1.05 MBWorks with firefox 109.0a1 and laterAutomatic rollback based on version [4.0.3].Source code released under Custom Licence
Version 4.1.0
Released 21 Nov 2025 - 1.08 MBWorks with firefox 109.0a1 and laterImplements workflow synchronization for Houdin Plus users 🎉Source code released under Custom Licence
Version 4.0.3
Released 17 Nov 2025 - 1.05 MBWorks with firefox 109.0a1 and laterFixed yet another issue with the Houdin API integration.Source code released under Custom Licence
Version 4.0.2
Released 17 Nov 2025 - 1.05 MBWorks with firefox 109.0a1 and laterFixed an issue with the communication between the extension and Houdin's API.Source code released under Custom Licence
Version 4.0.1
Released 17 Nov 2025 - 1.05 MBWorks with firefox 109.0a1 and laterFixed an issue preventing the extension from connecting to Houdin's API.Source code released under Custom Licence
Version 4.0.0
Released 16 Nov 2025 - 1.05 MBWorks with firefox 109.0a1 and laterThat's one small step for a man, one giant leap for Houdin.
This version introduces the Houdin API, allowing users to authenticate. This is the start of the cloud integration.
Exciting features ahead!Source code released under Custom Licence
Version 3.8.5
Released 13 Nov 2025 - 1.04 MBWorks with firefox 109.0a1 and later- Run OpenAI on background instead of content
- Type text on non-input fields
- Element selector for placeholder and label use "contains"
- Allow setting the position of the injected element: start or end
- Wait for element when injecting trigger to page
Source code released under Custom Licence
Version 3.8.4
Released 8 Nov 2025 - 1.03 MBWorks with firefox 109.0a1 and later- Added help/contact button
- Improved error handling on cookies and storage reads
Source code released under Custom Licence
Version 3.8.2
Released 4 Nov 2025 - 1.03 MBWorks with firefox 109.0a1 and laterBug fix:
- fixed an issue when creating/deleting edges in the workflow designerSource code released under Custom Licence
Version 3.8.1
Released 3 Nov 2025 - 1.03 MBWorks with firefox 109.0a1 and laterThe update introduces two new workflow actions and several improvements:
📝 Fill Form Action: Automates filling forms on any website by letting users specify field selectors (CSS, XPath, label, etc.) and values (including variables from other steps). Ideal for repetitive tasks like registrations or contact forms.
🔄 Create Variable Action: Lets users process and combine data using Liquid templates, referencing other workflow outputs or metadata to generate dynamic content. Useful for messages, totals, and data merging.
⚡ Improvements: Faster workflow designer, node copy/paste and auto-layout, improved text display and shortcuts, and fixes for variable interpolation, canvas rendering, and undo/redo stability.Source code released under Custom Licence
Version 3.7.2
Released 25 Oct 2025 - 2.05 MBWorks with firefox 109.0a1 and later✨ New Features
- If action for conditional workflow logic
- Liquid templating engine integration
- Popup trigger for manual execution
- Multiple output handles for actions
- Maximizable code and text editors
- Enhanced node visual design
🔧 Improvements
- Better workflow execution with output handle routing
- Improved error handling and tracking
- Visual edge management and deletion
- Updated footer component and branding
📜 Legal & Business
- License updated from PolyForm Noncommercial to FSL-1.1-ALv2
- Updated README and documentation
🐛 Technical Changes
- Workflow engine supports conditional paths
- Enhanced execution context with Liquid integration
- Better node property handling and validation
- Improved background/content script communicationSource code released under Custom Licence
Version 3.5.2
Released 13 Oct 2025 - 953.63 kBWorks with firefox 109.0a1 and later🍪 Cookie Management
• Fixed issues where cookie-related automation wasn't working properly in Firefox
• Made cookie operations more reliable across all supported browsers
• Added better error messages when trying to access cookies on restricted pages
📋 Copy & Paste Features
• Fixed clipboard operations that were sometimes failing silently
• Added proper permissions so the extension can reliably copy text to your clipboard
• Users will now see clear error messages if clipboard access fails
⚡ Performance & Reliability
• Improved how the extension starts up and connects to web pages
• Fixed timing issues that could cause automations to fail or get stuck
• Made the extension more responsive when switching between browser tabs
🧹 Behind-the-Scenes Improvements
• Removed outdated features that were no longer needed
• Cleaned up code to make the extension run more efficiently
• Better error handling to help diagnose issues when they occurSource code released under Custom Licence
Version 3.5.1
Released 13 Oct 2025 - 952.61 kBWorks with firefox 109.0a1 and later🆕 New Storage Features
You can now easily work with your browser's storage:
• Save and retrieve data in your browser's local storage (stays forever until you delete it)
• Temporary data storage using session storage (disappears when you close the browser)
• Cookie management - create, read, update, and delete cookies with expiration times
These new features let you build workflows that remember information between visits or share data between different parts of your automation.
🎨 Better User Experience
• Smoother modal windows - Pop-up windows now work better and don't interfere with scrolling
• Organized variables - When designing workflows, variables are now sorted in a logical order
• Cleaner workflow lines - The connecting lines between workflow steps now look smoother and more professional
• Less layout jumping - The interface stays more stable when opening windows and dialogs
🐛 Fixes and Improvements
• Smarter form validation - Forms now only check fields that are actually visible, reducing unnecessary error messages
• Better error handling - Improved how errors are displayed and cleared in the workflow designer
• More reliable testing - Behind-the-scenes improvements to make the extension more stableSource code released under Custom Licence
Version 3.4.2
Released 7 Oct 2025 - 949.51 kBWorks with firefox 109.0a1 and later🚀 New Features
Workflow Designer Enhancements:
• Variables System: Added workflow variables with interpolation support and management UI
• Enhanced Node Configuration: Improved node properties panel with better UX
• New Actions: Added writeClipboardAction for clipboard operations
• Example Workflows: Added 9 new example workflows including ChatGPT integration, form filling, content extraction, and news summarization
• OpenAI Improvements: Added GPT-5 support and custom model configuration
• UI Improvements: Redesigned workflow designer interface with better performance and usability
🐛 Bug Fixes
Error Handling
• Background Actions: Fixed error notifications when background actions fail
• Notification System: Enhanced notification system with proper color support
Workflow System
• Auto-save: Fixed auto-save clearing after workflow save
• Variable Interpolation: Fixed variable substitution in workflow execution
• UI Components: Multiple small fixes for form inputs, tooltips, and renderingSource code released under Custom Licence
Version 3.4.1
Released 25 Sep 2025 - 942.62 kBWorks with firefox 109.0a1 and later- fixed some bugs: namely the execution of custom scripts
- changed how to access the execution history
- changed how ids are generated
- improved e2e testing
Source code released under Custom Licence
Version 3.3.5
Released 21 Sep 2025 - 942.2 kBWorks with firefox 109.0a1 and laterFixed an issue with the creation of Workflows. Before it was failing when creating a second workflow as it was reusing the same workflow ID between workflows creation.Source code released under Custom Licence