
Just Enough Filtering (JEF)
JEF is a small client-side add-on for Just Enough Items (JEI) that adds extra search-bar filtering for item stats.
About this Mod
Just Enough Filtering (JEF)
Have you ever wanted to find out what the strongest weapons, tools, and armor were in your modpack, but didn't want to painstakingly read through all the tooltips? Then this is the mod for you! JEF offers additional search-bar filtering options within JEI to easily find the items with your desired attributes.
What JEI Already Offers
JEI already has several built-in "prefix" searches. The most important ones are:
@modname— filter by mod#text— search tooltip text$tag— search tags%tab— search a specific creative tab^color— search by color&namespace:path— search by item id or resource location
JEI also supports the following:
- Spaces = AND
|= OR-token= exclude token- Quotes for multi-word tokens, e.g. `#"attack damage"
What JEF Offers
JEF adds the additional attribute filtering prefix, "!", allowing you to filter items by their attribute values.
Examples:
!ad>7— filters by items with an Attack Damage of at least 7!as<=2.4— filters by items with an Attack Speed of at most 2.4!akb>0— filters by items with Attack Knockback greater than 0!dps>=20— filters by items with a computed DPS of at least 20-!ad>7— excludes items that match the attribute expression (items with an Attack Damage of at least 7)
To filter by a specific item attribute, you can use full attribute ids: !minecraft:generic.attack_damage>=7, or you can use aliases (see "Aliases below). Supported comparators include the following: >=, <=, >, <, =.
Aliases
JEF automatically builds an alias index at runtime from the attribute registry, creating an editable config list of full atribute ids (e.g. minecraft:generic.attack_damge) and their auto-generated aliases from ids and translated names.
On the client, JEF writes these files:
config/jef.aliases.generated.properties— this is the full alias map, and is automatically overwritten at runtime, and should not be touched.config/jef-aliases.properties— this is the authoritative list of aliases that you can edit to change what attributes map to what aliases.
Both files use the format: namespace:path=alias1,alias2,alias3
I.E.: attribute id = comma-separated list of aliases
You can also add overrides in the Forge client config aliases.manual by putting entries such as: entityreach=attributeslib:entity_reach
Tooltip Filtering
What do you do if you don't know the alias for something and don't want to check the config? That's what plaintext tooltip filtering is for. You can use the # tooltip search operator to search for a token within a tooltip, followed by a comparator and value to filter directly from the numbers within tooltips.
Examples:
#"entity reach">=3— filters for items with tooltips that contain the text, "entity reach" (case insensitive) and a number greater than or equal to 3.#"armor negation">=30— filters for items with tooltips that contain the text, "armor negation" and a number greater than or equal to 30-#"crit chance">=15— excludes items with a tooltip that match the attribute expression.
Configs
config/jef-client.toml offers some useful options for configuring the mod:
- autoEnabled — true by default, allows the mod to auto-discover attributes and generate aliases from ids and translations
- autoFromIds — true by default, allows the mod to generate aliases from attribute registry ids (namespace:path)
- autoFromTranslations — true by default, allows the mod to generate aliases from translated attribute names (client language)
- enableShortAliases — true by default, allows the mod to generate convenient, short aliases like ad/as/kbres
- enableAbbreviations — false by default as it can cause collisions, allows the mod to generate abbreviation aliases from words
- debugLog — false by default, allows the mod to log the resolved alias map to the console at startup
- showDps — false by default, allows the mod to add a computed DPS tooltip to items
- usePlayerContextCombat — false by default, allows the mod to take player buffs into account rather than just using base item attribute values. In certain modded environments, tooltips will take these buffs into account (Attack Strength tooltip displays a higher number when the player has strength). This option makes it so that filtering and tooltips won't display discrepancies in those environments.
Available Versions
How to Install Just Enough Filtering (JEF) on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set forge Loader
In the panel under "Egg", select the forge loader and matching Minecraft version (1.20.6).
Install Mod
Open the mod browser in the dashboard and search for "Just Enough Filtering (JEF)". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.20.6, 1.20.5, 1.20.4 (+3 more)
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Just Enough Filtering (JEF) server crashes on startup – what to do?
Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.20.6). You can switch loaders with one click in the panel.
Is Just Enough Filtering (JEF) compatible with forge?
Just Enough Filtering (JEF) officially supports forge for Minecraft 1.20.6, 1.20.5, 1.20.4. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Just Enough Filtering (JEF) – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Just Enough Filtering (JEF) consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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