Ladybug Tools

Topic	Replies	Views	Activity
Introducing Electric Lighting for Radiance Simulations with LBT Grasshopper announcements honeybee Hello Ladybug Tools community, After many years of waiting and requests from the community, we’re excited to finally share that one of the last major missing Legacy features is now in the new LBT Grasshopper. With this …	7	339	January 29, 2026
Introducing Fairyfly for THERM Simulation with LBT Grasshopper fairyfly Great members of the Ladybug Tools community, After years of you asking us about the future of the Legacy Honeybee THERM capabilities, we are happy to announce that we have finally added a connection to THERM 8 in the l…	3	247	January 27, 2026
Welcome to Ladybug Tools forum faq	1	28368	April 4, 2021
Fairyfly user feedback fairyfly therm	8	85	January 31, 2026
Other side coefficients Honeybee ladybug-tools energy , honeybee	6	723	January 31, 2026
Fatal Error with HB Window Construction Dynamic: "Missing required property 'outside_layer'" & Temp Out of Bounds honeybee	1	13	January 31, 2026
Hole Found, but no hole found - Simple CW - Modelling practices? fairyfly	16	36	January 31, 2026
Is there any way to add an electronic light source to LBT1.4.0? honeybee radiation	10	886	January 30, 2026
HB-Energy Zone Mech vent flow > 0 despite setting to zero honeybee	2	15	January 30, 2026
Strange Standard Effective Temperature results honeybee	1	18	January 30, 2026
Availability issues of Window Construction Dynamic on LBT 1.9 ladybug-tools energy , energyplus , honeybee	2	31	January 30, 2026
Maximum Heating Supply Air Humidity Ratio&Minimum Cooling Supply Air Humidity Ratio honeybee energy , energyplus , honeybee	7	82	January 30, 2026
Fairyfly - Best practices fairyfly	7	49	January 30, 2026
Honeybee 1.9 - Simulation Parameters Not Working...? honeybee openstudio , honeybee	0	16	January 29, 2026
What does it mean to have a U-Factor at a Point fairyfly	5	40	January 29, 2026
The heatmap of cumulative radiation show always a "mosaic" pattern ladybug-tools honeybee	1	13	January 29, 2026
Warming up days - open studio/energy plus honeybee-legacy openstudio , energyplus	8	2626	January 29, 2026
Does HB Energy account for the long-wave thermal radiation emitted toward the indoor space after the shading device is heated by solar exposure? honeybee energy , energyplus , honeybee	2	11	January 29, 2026
How to Display Per-Cell Colors in Sensor Grid Mesh Without Interpolation? honeybee honeybee-vtk	1	12	January 28, 2026
Can OtherSideTemperature BC Allow Apertures? honeybee energy , energyplus , boundary-condition , honeybee	4	59	January 28, 2026
Problem with HB Model to OSM Component openstudio , honeybee	1	14	January 28, 2026
Using AI Agents to assist in modeling : Honeybee-MCP(beta) share honeybee	7	104	January 28, 2026
Electric_lighting_view sample running error	14	46	January 27, 2026
Fairyfly - Boundary conditions error fairyfly	5	29	January 26, 2026
THERM and Honeybee Environment honeybee therm	18	3261	January 26, 2026
Changes in infrared transmittance in Glass Material do not affect any of the results ladybug-tools energy , energyplus , honeybee	1	130	January 26, 2026
Upgrade to Pydantic >2.0 ladybug-tools	7	115	January 26, 2026
UTCI-psychrometric chart thermal-comfort , utci , ladybug , outdoor-comfort	0	16	January 26, 2026
Capture View doesn't work with custom previews when the fly component is run ladybug-legacy	20	536	January 26, 2026
Fairyfly - Unknown material error fairyfly	3	31	January 26, 2026

Introducing Electric Lighting for Radiance Simulations with LBT Grasshopper

honeybee

Hello Ladybug Tools community, After many years of waiting and requests from the community, we’re excited to finally share that one of the last major missing Legacy features is now in the new LBT Grasshopper. With this …

7

339

January 29, 2026

Introducing Fairyfly for THERM Simulation with LBT Grasshopper

fairyfly

Great members of the Ladybug Tools community, After years of you asking us about the future of the Legacy Honeybee THERM capabilities, we are happy to announce that we have finally added a connection to THERM 8 in the l…