Issue #4029πŸ’¬ AnsweredOpened Dec 22, 2021by jloguercio0 reactions

Drag Blocks to Canvas performance when you have 1000+ custom blocks

Quick answerby artf

For your case, I'd suggest creating a custom block manager where you can adapt the UI for your blocks as you wish (eg. search, DOM virtualization, etc.)

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Question

GrapesJS version[X] I confirm to use the latest version of GrapesJSWhat browser are you using? Chrome v96Reproducible demo link No demoDescribe the bug How to reproduce the bug?Add to Block manager more than 1000 blocks, in my case 7,864 font awesome icons.Try to drag any block from block panel Explanation I added every font awesome pro icons as single block, use the below code, where jsonIcons is a json variable that contains all the 7,864 icons, i need to archieve this to drag and drop every icon of the list to the canvas the main trouble is when i try to drag an icon block, the performance...

Answers (2)

artfβ€’ Jan 4, 2022

For your case, I'd suggest creating a custom block manager where you can adapt the UI for your blocks as you wish (eg. search, DOM virtualization, etc.)

GJSBlockβ€’ May 17, 2026

Thanks for reporting this, @jloguercio. Great question about Drag Blocks to Canvas performance when you have 1000+ custom blocks. The recommended approach with Canvas is to use the event-driven API. Start here: Check the GrapesJS documentation for your specific module Look for the on() event listen...

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