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FDM Monster release 1.9.x

· 3 min read
David Zwart
David Zwart
Founder / Lead Developer

Version 1.9.x of FDM Monster has been released! This series includes versions 1.9.0 through 1.9.4, bringing PrusaLink support, BambuLab improvements, YAML import/export enhancements, and many bug fixes.

Highlights of this release series​

This release series includes new features, improvements and bug fixes to both FDM Monster and FDM Monster Client since the FDM Monster 1.8.3 release!

Major Features:

  • PrusaLink Support - Full adapter for PrusaLink printers (MK3S+, Mini+, MK4S, XL, Core One)
  • BambuLab Support - Experimental support for BambuLab printers via MQTT and FTP
  • Full YAML Import/Export - Complete backup and restore with users, roles, and settings
  • Prometheus & Loki Integration - Opt-in monitoring and logging support
  • Colored Logs - Optional colored console output with ENABLE_COLORED_LOGS env var

Version 1.9.4 - BambuLab Improvements​

Fixes 1.9.4​

  • BambuLab MQTT adapter now connects using mqtts:// protocol
  • BambuLab FTP now works with .3mf files (as well as gcode)
  • BambuLab: Implemented socket state emitting for test functionality
  • PrusaLink: Implemented socket state emitting for test functionality
  • BambuLab: Download file implemented via FTP
  • File upload now checks file extension after upload (not during upload)

Version 1.9.3 - BambuLab Port Fix​

Fixes 1.9.3​

  • BambuLab port corrected from 1883 to 8883
  • Removed confusing app constants wrongly suggesting MQTT configuration is an option

Version 1.9.2 - YAML Import/Export & BambuLab​

Features 1.9.2​

  • Full YAML export with users, roles, and settings
  • Full YAML import for easy migration and getting started
  • Experimental BambuLab support (tested with mock BambuLab server)

Fixes 1.9.2​

  • Floor: SQLite floor level would start at 0, not 1
  • YAML export: Mongo floor printer position would export printerId as instead of string

Version 1.9.1 - Security Update​

Updates 1.9.1​

  • Resolved CVE multer vulnerabilities by updating to 2.0.2

Version 1.9.0 - PrusaLink & Monitoring​

Features 1.9.0​

Introduce PrusaLink adapter for limited printer support for these printers:

  • MK3S(+) (needs PrusaLink extension with Raspberry Pi)
  • Mini(+)
  • MK4(S)
  • XL
  • Core One

Monitoring Integration​

  • Add opt-in Prometheus integration (experimental)
  • Add opt-in Loki integration (experimental)

Upload Improvements​

  • Introduce separate upload timeout setting for better control and resilience
  • Ability to add startPrint parameter to specify print or not after upload

Fixes​

  • OctoPrint 1.8.7 needs explicit passive flag in body instead of header to login
  • PrusaLink subfeature was not added to printer type feature (new client packaged)
  • Improved Moonraker error logging
  • Made colored logs opt-in with ENABLE_COLORED_LOGS: true env var
  • SocketIO gateway logs errors more explicitly
  • Logger is now static, reducing memory usage and test duration

Chores​

  • Remove unused code for OctoPrint plugin support
  • Remove unused code for OctoPrint plugin backup and firmware update
  • Remove unused code for OctoPrint plugin repository
  • Remove unused code for Prusa firmware releases
  • Remove cache-manager package
  • Add biome linter/formatter, remove prettier and eslint
  • Update .env.template

Technical Changes​

  • tsconfig.json strictNullChecks and strictPropertyInitialization set to true
  • Update dependency injection with awilix, switch to CLASSIC mode
  • Update API controller, use decorators over api builder
  • Remove PrinterFile entity (unused)
  • Remove debug settings from server settings database
  • Remove all API compatibility feature flags except for printerGroupsApi and multiplePrinterServices

If you encounter issues with this release series, please create an issue at our GitHub issues or join our Discord.

Contributors​

This release series was made possible thanks to the FDM Monster team and feedback from the community.

Special thanks to all community members who tested the experimental BambuLab and PrusaLink support!

Full details of what has been included can be found in the release notes.