![](\"https:\/\/cdn.modrinth.com\/data\/dxiyDLYV\/images\/6d70e485450e673f534ce9fe081218386b69e430.png\")
<\/p>\n<\/p>\n
### Fireflies can be found in the swamp and mangrove swamp biome at night
\n**Works only serverside**
\n## \ud83c\udfde\ufe0f Supported Custom Biomes:
\n– Terralith
\n– Biomes O’ Plenty
\n– Regions Unexplored
\n– Terrestria
\n– William Wythers’ Expanded Ecosphere
\n– Nature’s Spirit<\/p>\n
## \ud83d\udcdaFireflies Settings: ## \ud83d\udcc2Installing as datapack ## \ud83d\udd27Installing as mod If you have any questions, bugs, suggestions you can create an issue on github or join our discord server<\/p>\n","protected":false},"excerpt":{"rendered":" Datapack that adds ambient fireflies – now they fly not only near bushes.<\/p>\n","protected":false},"featured_media":164314,"template":"","meta":{"_minecraft_slug":"vanilla-fireflies","_minecraft_project_id":"dxiyDLYV","_minecraft_author":"ItzSkyReed","_minecraft_license":"CC-BY-4.0","_minecraft_downloads":94209,"_minecraft_follows":241,"_minecraft_client_side":"unsupported","_minecraft_server_side":"required","_minecraft_storage_type":"zip","_minecraft_archive_name":"vanilla-fireflies.zip","_minecraft_size_bytes":8036719,"_minecraft_version_count":16,"_minecraft_updated_at":"2026-05-15T18:37:31.032939Z","_minecraft_date_created":"2024-06-02T06:50:33.249550Z","_minecraft_date_modified":"2025-06-21T08:25:54.485199Z","_minecraft_project_url":"https:\/\/modrinth.com\/mod\/vanilla-fireflies","_minecraft_icon_attachment_id":164314,"_minecraft_imported_at":"2026-06-09T17:08:12+00:00","_minecraft_import_hash":"215c650d88bc40c392121e44ce29a6fb","_minecraft_versions":"","_minecraft_links":"","_minecraft_gallery":"","_minecraft_api_metadata":""},"mod_category":[87,43,84,156,97,104,122,158,98],"mod_loader":[86,99,106,160,100],"minecraft_version":[102,62,37,73,74,38,78,767,768,769,79,761,762,763,764,765,766],"class_list":["post-164313","mod","type-mod","status-publish","has-post-thumbnail","hentry","mod_category-adventure","mod_category-cursed","mod_category-datapack","mod_category-decoration","mod_category-fabric","mod_category-forge","mod_category-magic","mod_category-neoforge","mod_category-quilt","mod_loader-datapack","mod_loader-fabric","mod_loader-forge","mod_loader-neoforge","mod_loader-quilt","minecraft_version-1-20-6","minecraft_version-1-21","minecraft_version-1-21-1","minecraft_version-1-21-2","minecraft_version-1-21-3","minecraft_version-1-21-4","minecraft_version-1-21-5","minecraft_version-1-21-5-pre1","minecraft_version-1-21-5-pre2","minecraft_version-1-21-5-pre3","minecraft_version-1-21-6","minecraft_version-25w06a","minecraft_version-25w07a","minecraft_version-25w08a","minecraft_version-25w09a","minecraft_version-25w09b","minecraft_version-25w10a"],"yoast_head":"\n
\n– If you want to use pre-made modes use `\/function vanilla_fireflies:menu`
\n– You can also change the amount of fireflies with `\/function vanilla_fireflies:amount {amount:
\n– Or you can fine-tune the parameters using `\/function vanilla_fireflies:configure {amount:
\n – Note: Default values are:
\n – amount: 25 after 1.21.5\/60 before 1.21.5
\n – speed: 0.3
\n – delta_x: 40
\n – delta_y: 10
\n – delta_z: 40<\/p>\n
\n– Download and install datapack in the world
\n – For a new world: You can click the “Data Packs” option when creating a new world and select this datapack<\/p>\n
\n– Download and put mod in your .minecraft\/mods folder<\/p>\n