Catfish Documentation

# Download & Updates

# Catfish Download

# v3.4.9

Download CatfishTool3.4.9

(2026.06.14) Update:

  1. Optimized multi-language directory in family library
  2. Fixed bubble tool offset issue when desktop display resolution is not 100%

# v3.4.8

(2026.06.11) Update:

I. New Features

  • Added relief smoothness intensity parameter, enriching image-to-model relief effect control
  • Added DirectShape model material painting support, expanding material compatibility
  • Added mullion quick join function, improving curtain wall mullion assembly modeling efficiency
  • Added curtain wall opening function, enhancing curtain wall detailed modeling capability
  • Added view template custom scale option, adapting to diverse drawing scale requirements
  • Added curtain wall panel info writing and numbering function
  • Added quick access command bubble wheel tool, simplifying common command invocation

II. Bug Fixes

  • Fixed center alignment offset issue when selecting mullion faces, improving component alignment accuracy
  • Fixed free viewport edge line display deviation in section and detail views, ensuring precise drawing display

III. Optimizations

  • Optimized image-to-model sampling logic, improving molding precision and effects
  • Optimized project family update logic, supporting direct project family update sync to cloud, simplifying family library update workflow

# v3.4.5

(2026.05.26) Update:

I. New Features

  • Added quick select by family name function, improving component selection efficiency
  • Added server configuration option, completing Catfish Cloud function configuration
  • Added batch modify project base point function, meeting batch base point adjustment needs
  • Added one-click legend generation function, simplifying legend creation workflow
  • Added adaptive engraving tool, expanding model editing functionality
  • Added relief generation tool, enriching model shaping capabilities
  • Added error feedback window for common commands, facilitating quick bug location and fix

II. Bug Fixes

  • Fixed abnormal addin loading directory issue after Revit 2027 installation, ensuring normal plugin loading
  • Fixed single-point enhanced brace generation anomaly in keel, ensuring component generation accuracy
  • Fixed thumbnail display incompleteness and deletion errors in family library, optimizing family library experience
  • Fixed minor offset issue when room finish walls are curtain wall type, improving model precision

III. Optimizations

  • Optimized whitewashing and exposed ceiling spraying component grouping logic, completing model join/merge for tidier model structure
  • Optimized annotation functions, improving frequent viewport open prompts during operation for smoother workflow
  • Optimized Plan to 3D function, adding view preservation option for diverse view operation needs
  • Optimized model info function, adding group compatibility, expanding model info recognition range
  • Optimized wall edge tool, adding thickness and material custom parameters, improving tool utility and flexibility
  • Optimized family library title block type download mechanism, resolving title block download anomalies
  • Optimized MEP point generation logic, adapting to different view scales, improving uneven point layout spacing

# v3.4.4

(2026.04.23) Update:

  1. Full compatibility with Revit 2027.
  2. Catfish Cloud switched VPN connection mode.
  3. Emergency fix for missing level settings in decorative finish layer: ceiling, roof, screw spraying.

# v3.4.1

(2026.04.18) Update:

I. New Features

  1. Added curtain wall text function for creating large paragraph 3D text.
  2. Added family conversion function, supporting editing selected project components into custom families.
  3. Completed bitmap collection function, adding decal material collection support.
  4. Finished surface dimension function added single-room generation option.
  5. Added clip-in keel ceiling node in keel nodes.
  6. Added surface veneer checkbox function — continuous selection on the same surface generates a single component.
  7. Added fourth module functionality — Catfish Cloud.

II. Optimizations

  1. Optimized schedule export function, supporting export as merged Excel file.
  2. Optimized copy view function, improving elevation and section display.
  3. Optimized create sheets function, supporting quick multi-select viewport list.
  4. Added view label position customization in create sheets settings.
  5. Optimized random material operation to marquee mode, improving operation efficiency.
  6. Optimized annotation UI — fixed refresh type at bottom for better operation convenience.
  7. Optimized modify material function — added refresh button to avoid operation failures caused by material directory inconsistency when switching between multiple documents.
  8. Adapted keel function input parameters for imperial unit scenarios, achieving imperial parameter matching.
  9. Optimized decorative finish layer function — automatic level adaptation without manual selection.
  10. Optimized room boundary model generation algorithm, improving model generation success rate.
  11. Optimized block tool, supporting mesh model application.

III. Bug Fixes

  1. Fixed surface veneer function sloped surface offset failure.
  2. Fixed random grid U-direction generation gap when curtain wall connects to adjacent base wall.
  3. Fixed plugin abnormal handling of invalid selections in all selection operations.
  4. Fixed light steel keel partition wall generation anomaly in multi-level scenarios.
  5. Fixed keel function failure when creating with sloped glazing basis containing curved edges.

# v3.0.8

(2026.03.28) Update:

I. New Features

  1. Added center align function in operation assistant.
  2. Added image-to-model function.
  3. Added marquee quick dimensioning function.
  4. Added batch view template application via multi-select in quick view.
  5. Added write level in model information.

II. Optimizations

  1. Optimized category sorting in copy view.
  2. Optimized sheet sequence refresh to not change adjusted order.
  3. Optimized view arrangement in create sheets — 3D views placed last.
  4. Optimized finished surface dimension annotation, simplifying unnecessary annotations.
  5. Optimized family update in family library — can directly cloud-update selected updated families in the project.
  6. Optimized family version number auto-recognition for updating and uploading.
  7. Optimized full ungroup operation to marquee ungroup.
  8. Optimized room solid to single-select operation.
  9. Optimized multi-select finish button — can trigger with keyboard space or enter.
  10. Optimized keel curtain wall module — added front/back placement control with customizable offset distance.
  11. Special line type merged into annotation panel.
  12. Optimized whitewashing and exposed ceiling spraying filtering of doors, windows, and curtain wall elements.

III. Bug Fixes

  1. Fixed material brush multi-operation last failure rolling back previous results.
  2. Fixed material rename issue where some materials couldn't be renamed.
  3. Fixed gypsum board ceiling keel hanger offset issue.
  4. Fixed clip-in keel generation failure on sloped glazing grid direction 2.
  5. Fixed click finish layer generation producing full wall without geometric division.
  6. Fixed partition threshold stone generation issue.
  7. Fixed screw spraying and whitewashing stability in complex situations.
  8. Fixed sheet sorting prefix field truncation when too long.

# v3.0.7

(2026.03.10) Update:

I. New Features

  1. Added elevation index map symbol outward offset layout function.
  2. Added window sill stone paving function.
  3. View copy added 3D view type support.

II. Optimizations

  1. Optimized filter function, supporting partial marquee search.
  2. Optimized flip work plane to marquee mode.
  3. Opening edge sealing added "thickness to finish layer" parameter.
  4. Curtain wall gradient added percentage gradient position setting.
  5. Annotation edge selection added select all/deselect all buttons.
  6. Optimized activation window text reminders.
  7. Merged finish layer tool offset parameters into unified common parameters.

III. Bug Fixes

  1. Fixed door panel generation auto-join anomaly when too close.
  2. Fixed finish layer not exceeding door opening causing edge sealing failure.
  3. Fixed structure order anomaly caused by phasing.

# v3.0.6

(2026.02.26) Update:

I. New Features

  1. Added wall door/window and partition opening side edge sealing function.
  2. Added threshold stone curtain wall partition bottom application completion function.
  3. Added view quick jump function.
  4. Structure order module — added drawing order and architectural structure order, supporting one-click apply and manual marquee two operation modes.

II. Optimizations

  1. Optimized slab merge operation, supporting marquee-specified merge portion.
  2. Optimized ceiling keel partial side column and some hanger front/back display logic.
  3. Optimized empty material fill to marquee operation, improving runtime stability.
  4. Optimized free viewport — second marquee first shows full screen then marquee for precise positioning.
  5. Optimized material rename operation, supporting Enter to confirm modification.
  6. Optimized quick view template application, preserving original view scale.
  7. Optimized drawing layout preset view frame annotation margin dimensions for more precise calculation.
  8. Optimized UI — merged some tools to reduce popup count for smoother operation.

III. Bug Fixes

  1. Fixed Plan to 3D phase and crop box properties not refreshing normally.
  2. Fixed known bugs in wall finish function.
  3. Fixed surface veneer tools generation anomaly in coplanar model states.
  4. Fixed light strip placement offset caused by void cut models within families.
  5. Fixed family library UI not refreshing after updating family elements.
  6. Fixed parameter extension inaccurate calculation when family contains light sources.
  7. Fixed material annotation arrow style and null option causing program unresponsiveness.
  8. Fixed switch/outlet annotation partial non-generation after multi-select.
  9. Fixed annotation function type conversion error after project transfer.

# v3.0.5

(2026.01.30) Update:

I. Performance Optimization

  1. Annotation method refactored, improving performance.
  2. Optimized ceiling annotation efficiency issues.
  3. Fixed material point leader sorting issues.

II. Bug Fixes

  1. Fixed curtain wall parts generation issue.
  2. Fixed surface veneer roof type level offset issue.
  3. Fixed plan dimensioning total dimension loss when view axis not fully displayed.
  4. Fixed slice failure causing batch failure when wall within minimum size limit.
  5. Fixed light cove ceiling closure compatibility with versions 18-21.

III. New Features

  1. Added Plan to 3D function / 3D viewport frame adjustment function.
  2. Added one-click whitewashing and exposed ceiling spraying function.
  3. Completed grid line alignment sloped glazing compatibility.
  4. Annotation types added arrow options.

# v3.0.4

(2026.01.21) Update:

  1. UI operation interface optimization and fixes.
  2. Fixed Chinese (Taiwan) traditional character translation issues.

Note: This version is mainly for Taiwan users and new user registration. Other users may skip this update.

# v3.0.2

(2026.01.19) Update:

I. New Features

  1. Added slice wall tool.
  2. Added parts drafting function.
  3. Added ceiling light cove closure tool.
  4. Added surface veneer sloped surface paving support.
  5. Grid numbering layout supports marquee renumbering from the first set number.

II. Experience Optimization

  1. Gypsum board ceiling keel operation supports main keel direction control.
  2. Keel partition wall added through-keel spacing parameter.
  3. Name selection and category selection operation UI reverted to previous version — single selection without add-to-selection.
  4. Software language version fully optimized.

III. Bug Fixes

  1. Fixed cabinet door type refresh anomaly.
  2. Fixed some keel angle issues.

# v3.0.0

(2025.12.31) Update:

I. New Features

  1. Added curtain wall alignment tool — can align fixed-spacing grids to specified reference lines.
  2. Added custom grid — custom rule division for curtain walls.
  3. Added random material — assign random materials to multiple components.
  4. Added multi-component area quick query.
  5. Keel - gypsum board ceiling node added partial side keel generation for multi-level ceiling side keel supplementation.

II. Experience Optimization

  1. Optimized view assignment method in create sheets.
  2. Optimized dimension annotation performance.
  3. Updated quick select UI interaction — can add to selection multiple times.

III. Bug Fixes

  1. Fixed surface veneer incorrect when beam-column connected to main body.
  2. Fixed section annotation dimension offset ineffective.
  3. Fixed room wall generation error when column corner less than 150.
  4. Fixed restore grid panel excessive offset distance ineffective.

# v2.5.9

(2025.12.14) Update:

  1. Fixed quick equal distribution.
  2. Optimized drawing layout margin calculation.

# v2.5.8

(2025.12.07) Update:

  1. Family library added sorting rule options: Newest / Downloads / Rating.
  2. Family library added custom project grouping for improved collaboration.
  3. Annotation added demolition/construction wall dimensioning.
  4. Annotation added switch/outlet positioning annotation.
  5. Added slab merge.
  6. Influence parameters added component random rotation.
  7. Fixed some level offset issues in finish layers.
  8. Fixed threshold stone creation excluding demolished door thresholds.
  9. Fixed material edit default conversion material appearance uniqueness issue.
  10. Fixed slab tool level locking issue.

# v2.5.7

(2025.11.26) Update:

  1. Added wall edge tool for feature wall panel backlight baffle creation.
  2. Added cabinet door generation tool for quickly adding door panels to curtain wall cabinets.
  3. Added metal wall panel keel node.
  4. Fixed ceiling annotation text type missing causing annotation failure.
  5. Light source placement added type refresh.
  6. Material annotation and ceiling annotation added layout rule selection and optimized layout algorithm.
  7. Fixed keel module keel drift phenomenon.
  8. Decal box added anti-misselection.
  9. Material modification added material appearance to default conversion.
  10. Family library HD texture save-as without permission restriction.
  11. Influence parameters added native parameter recognition adjustment.
  12. Fixed random grid horizontal offset line affected by wall bottom offset.

# v2.5.6

(2025.10.15) Update:

  1. Fixed some template files ceiling keel Z-value offset issue.
  2. Added curtain wall panel UV direction gradient fitting tool.
  3. Login prompt dialog closed.
  4. Added transfer layer and anti-sway brace keel creation.
  5. Added lighting control line creation tool.
  6. Added light fixture positioning annotation.
  7. Fixed some project templates missing sheet sequence parameter error.
  8. Room cleanup tool added area filter parameter and only cleans current level, added quick click delete room.
  9. Fixed tag move up and collision avoidance only applying to current view.

# v2.5.4

(2025.09.14) Update:

  1. Added wood veneer keel (hanging and adhesive).
  2. Fixed wall cut not working on non-F1 levels.
  3. Auto-login duration changed to 48 hours.
  4. Optimized plan dimension annotation for exterior walls intersecting interior walls, and hide crop region visibility after annotation.
  5. Added different top/bottom and left/right margins for view margin adjustment in create sheets.
  6. Merged (Copy View and View Template) and (Create Sheets and Sheet Numbering) functions for convenience.
  7. Level generation excludes annotating slabs below specified area.
  8. After grid endpoint adjustment, endpoints extended on elevations.
  9. Fixed ceiling material level annotation self-written level multiple rewrite issue, and made elevation value position at material tag head customizable.
  10. Fixed create sheets rollback and software crash issues.
  11. Elevation dimension annotation added door/window detail annotation.
  12. Added elevation crop box uniform adjustment and free crop box for all views via mouse marquee.
  13. Optimized material annotation and ceiling material annotation layout.

# v2.5.3

Update:

  1. Empty material fill fixed multi-material distinction in families and overly long generated material names.
  2. Family library HD textures can be manually saved to specified location.
  3. Family thumbnails show author info in family library.
  4. Optimized new version update notification method.
  5. Added room curve numbering function.
  6. Added same-name equal distribution and multi-category equal distribution functions.
  7. Fixed surface veneer sloped glazing refresh type ineffective.
  8. Added wall cut function.
  9. Fixed baseboard creation affected by view part display.
  10. Fixed decal rollback after multiple operation errors.
  11. Added quick opening continuous operation mode.
  12. Keel — fixed hanger rod length algorithm.
  13. Excluded schedule display in create sheets.
  14. Fixed multiple algorithms in annotation.
  15. Fixed known bugs, optimized some UI.

# v2.5.2

Update:

  1. Added arbitrary parameter transfer.
  2. Added sheet number reordering.
  3. Added component quick rename.
  4. Point annotation added manual marquee annotation.
  5. Added marquee dimension merge.

# v2.5.1

Update:

  1. Adapted to Revit 2026, fixed known bugs.

# v2.4.8

Update:

  1. Added family parameter extension, image influence parameters.
  2. Fixed grid endpoint adjustment maintaining original type.
  3. Surface veneer generation added sloped glazing type.
  4. Family library fixed detail placement in drafting views.
  5. Fixed top/bottom offset issue in sheet creation.
  6. Finish layer — slab and threshold stone added offset settings.
  7. Fixed ceiling material level annotation issue with sloped glazing components.
  8. Fixed Revit 2025 compatibility.

# Addin File Cleanup

Download Addin Cleaner

# VPN Download

VPN software for Catfish Cloud connection. Download as needed.

For most Windows computers

For Surface or Snapdragon chip Windows laptops