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    2,055,424 files checkedFiles from Modrinth and CurseForge we downloaded and checked. Counted on 25 Oct 2026.636,163 files with their code readFiles whose code we turned back into readable code and read, in an isolated environment. Counted on 25 Oct 2026.269,392 projects gradedProjects with a letter from A to F. Counted on 25 Oct 2026.
    How it worksMalware we foundAPIAboutPrivacyTermsContact

    © 2026 ModgradeNot an official Minecraft product. Not approved by or associated with Mojang or Microsoft.

    Custom Portal Builder

    Mod

    Create custom portals to travel between dimensions using blocks and items.

    E43/ 100
    • OverviewE
    • SecurityPassed
    • PrivacyNone found
    • AINone found
    • CompatibilityUp to 1.20.4
    • ModpacksIn 51
    • ReleasesLatest Apr 2024

    Download

    customportalsmod-1.0.0-1.20.4.jar

    Released 8 Apr 2024 · 184.7 KB

    Passed: our checks found nothing harmful in this file.

    Download
    OverviewSecurityPrivacyAICompatibilityModpacksReleases

    Why grade E

    How grades work

    Strengths

    • Security checks passed
    • Stable releases

    Points lost

    • No release in 2.5 years−26 points
    • No source code link−7 points
    • No public issue tracker−3 points
    • Under 5 million downloads−1 point
    All 11 criteria
    • Maintenance

      18 points lost9 / 27
      Last releaseHow long ago the newest file came out, or an existing file was marked as working on a new Minecraft version.2.5 years ago (12 Apr 2024) 0 / 12
      Supports popular versionsWhether the project has a file for a Minecraft version that 15% or more of the popular mods updated in the last 6 months also support. A version many modpacks use, like 1.20.1 or 1.21.1, also counts after a release in the last 12 months.1.20.4 on Fabric and NeoForge, 1.20.1 on Forge. 34% of the 718 popular Fabric mods updated in the last 6 months also have files for 1.20.1. Latest Minecraft: 26.3. 9 / 9
      Regular releasesIn how many of the last 24 months a new file came out. Full points at 8 months.No release in the last 24 months 0 / 6
    • Stability

      Full points15 / 15
      Removed from modpacksHow many modpacks removed it in a later version of the pack. We can only see this in modpacks with two or more versions. A pack that swaps it for another edition of the same project, or that is rebuilt from scratch, does not count.4 of the 37 modpacks with two or more versions removed it in a later one (11%) 10 / 10
      Quick fixesHow often a release needed a quick fix: a new release within 3 days to fix a problem in it.Not measured yet.
      Known conflictsHow many projects say they do not work with it, compared with how widely it is used. Packs, small projects, forks, ports, add-ons, alternatives and old versions do not count.None 5 / 5
    • Transparency

      10 points lost0 / 10
      Source codeWhether the project page links to its source code, so anyone can read what it does.No link on the project page 0 / 7
      Place to report problemsWhether the project page links to a place where players can report problems: an issue tracker.No link to report problems 0 / 3
    • Popularity

      1 point lost3 / 4
      DownloadsDownloads on Modrinth and CurseForge. Full points from 5 million.1,094,758 3 / 4
    • Track record

      8 points lost0 / 8
      AgeHow long the project has existed. It counts less when no new file came out recently.2.5 years, 9 releases 0 / 8
    • Security

      Passed
      File checksThis check adds no points. It can only take points away.Our checks found nothing harmful in both latest files for recent Minecraft versions. See Security
    Total43 / 100

    27.3 of the 64 points that apply = 43 out of 100. The points above are rounded to whole numbers.

    This author published several projects at once on Modrinth: up to 7 projects published within 2 weeks. 8 of the author's 31 projects have only one release and no source code link. A series of small add-ons is often published this way. It does not change the grade.

    Images

    • PortalExamples

    About

    Custom Portal Builder lets you configure custom portals that lead to existing dimensions, using blocks and items already in the game. Configuration lets you choose a portal’s shape, frame block, destination dimension, and color, as well as whether it is activated with an item or a fluid; for example, a stone-framed portal to the Nether can be ignited with a diamond.

    Written from Modrinth . How we write it

    In-game changes

    Does not change the game's code directly.

    Keeps all of vanilla Minecraft's textures, models and sounds.

    Often used with it

    See all 30
    AttributeFixAChippedCPacket FixerAAmendmentsAYUNG's Better Nether FortressesA

    Details

    Creator
    The-Architects727
    License
    All rights reserved
    Downloads
    1.1M
    Created
    8 Apr 2024
    Official pages
    Modrinth , CurseForge

    Security

    No harmful code found

    We checked its files and read their code, without running it.

    What it can do on your computer

    Creates settings files
    The mod keeps its settings in the config folder of your game, where you can change or delete them. 2 files in your config folder.

    Why we show this: a mod runs on your computer like any program, so harmful code in it can take your accounts or files. Our checks look for known signs of harm. They cannot prove that a file is harmless. In the grade: malware means no grade, and a Warning in a latest file for a recent Minecraft version lowers it.

    How we checked · All 9 latest files checked, last on 16 Oct 2026
    • FilesWe download the files from Modrinth or CurseForge and look at what is inside them and what their code can do, without running them. Fixed rules tell what is harmful.
      9 latest files: the newest file for each Minecraft version and loader. The answer above is about the 2 for recent versions. Recent versions: those released in the last 2 years, plus 1.20.1 and 1.21.1, among the most played in modpacks. See each file in Releases
    • Their codeWe turn the code of the files back into readable code and follow what it does, without running it. This shows what it downloads, what it sends and where your login goes.
      Read without running it
    • Author on ModrinthThe disclosure form on Modrinth, where the author declares that the project reads or edits things on your system outside the game. Since 13 Aug 2026, Modrinth's rules require it when this applies.
      Nothing declared about your system outside the game.
    • Looked for, not foundWe looked for these in the file and did not find them.
      The internet, folders outside the game, other programs, updating itself, the webcam or microphone, an AI service.

    Privacy

    We found nothing it sends

    We read its code without running it: it contacts no web address while you play.

    Why we show this: a mod can send things about you over the internet, like your player name or your login. Contacting an address to check for updates or download files sends nothing about you. Not in the grade: sending data can be normal for what a mod does.

    How we checked · Both files read
    • Files readWe read the code without running it. We list each web address the code contacts while you play, and what it sends. Code that is never used is left out.
      The code of both files, for recent Minecraft versions. See each file in Releases
    • Author on ModrinthThe disclosure form on Modrinth, where the author declares crash reports, usage data and advertisements. Since 13 Aug 2026, Modrinth's rules require it when a project collects data on its users or shows advertisements.
      Nothing declared about crash reports, usage data or advertisements.

    AI

    No sign so far that AI was used to make it

    We looked for AI tools in its description, files and images and found none.

    We have not read its changelogs yet.

    No sign of AI in the game

    We found no AI service, AI library or AI model file in its code.

    Why we show this: some players and servers avoid projects made with AI, and AI in the game can send what you write to an online service. Not in the grade: using AI does not tell whether a project works well or is kept up to date.

    How we checked · 5 places read
    • Author on ModrinthThe disclosure form on Modrinth. Since 13 Aug 2026, Modrinth's rules require it when a substantial part of the code is AI output, when an asset is mainly AI output, or when the project or its page relies on generative AI.
      No AI content or AI features declared.
    • Description and changelogsThe description, project page and newest changelogs: sentences saying an AI tool was used, and text pasted from an AI chat.
      Nothing found in the description
      Changelogs not read yet
    • Its filesFiles that AI coding tools leave behind (like AGENTS.md), and the texts inside the files you download.
      Nothing found
    • Images in its filesHidden data in the images of the files you download, where AI image tools write their name and settings.
      Nothing found
    • Code of the modThe code and files of the mod, read without running it: addresses of AI services, AI libraries, AI model files and a place for your own AI key.
      No AI service, AI library or AI model file
      46 code files read

    Compatibility

    See all 9 files
    Fabric
    NeoForge
    Forge
    1.161.191.2126.1

    Point at or tap a version to see its loaders.

    Runs onWhere to install it: in your game, on the server, or both. As the author says on Modrinth.Install it on the server. Players join without installing it. It also works in singleplayer.
    RequiresProjects you must also install for it to work. From the author's lists for its files for recent Minecraft versions, or from its project page.
    Custom Portal API Reforgedon Forge-
    OptionalProjects it can work with but does not need. The author lists them.Nothing
    IncludesProjects packed inside its files.Nothing
    Speed of updatesHow fast it gets a file for new Minecraft versions, on average, compared with similar projects. Not part of the grade.Its newest file is for 1.20.4. It has no file for the 6 newer Minecraft versions. It also supports 1.20.1, a version many recently updated mods still support.

    Modpacks using this project

    Find modpacks with it
    Modpacks that released a new version with this project, each month
    840
    Oct 2024: 3 modpacksNov 2024: 4 modpacksDec 2024: 3 modpacksJan 2025: 3 modpacksFeb 2025: 2 modpacksMar 2025: 0 modpacksApr 2025: 1 modpackMay 2025: 3 modpacksJun 2025: 3 modpacksJul 2025: 5 modpacksAug 2025: 4 modpacksSep 2025: 6 modpacksOct 2025: 4 modpacksNov 2025: 5 modpacksDec 2025: 3 modpacksJan 2026: 3 modpacksFeb 2026: 6 modpacksMar 2026: 5 modpacksApr 2026: 6 modpacksMay 2026: 5 modpacksJun 2026: 5 modpacksJul 2026: 4 modpacksAug 2026: 3 modpacksSep 2026: 7 modpacks
    Oct 2024Oct 2025Sep 2026
    Modpacks that released a new version with this project, each month
    Oct 20243
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    Jan 20253
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    Sep 20267

    51 modpacks include Custom Portal Builder in at least one of their versions. Here are the 30 most downloaded.

    ModpackDownloadsLast version with it
    MC Eternal 21.9M downloadslast version with it 16 Sep 2026The Immersive Revolution: Rebirth89K downloadslast version with it 19 Sep 2025Shadow Awakening33K downloadslast version with it 15 Jan 2025Portal SkyCraft29K downloadslast version with it 30 Jun 2024Greg-E6.9K downloadslast version with it 24 Sep 2026Forest NOTHING5.6K downloadslast version with it 19 Feb 2026The Lighthouse3.7K downloadslast version with it 26 May 2026ManePear the Spearmaster RPG3K downloadslast version with it 2 Mar 2026Halloween Tonight2.6K downloadslast version with it 11 Oct 2026Notch Apple2.2K downloadslast version with it 8 Jan 2026
    1 to 10 of 30123

    Often in the same modpacks

    Mods that modpacks often add together with Custom Portal Builder. Share: how many of the modpacks with Custom Portal Builder also have that mod.

    ProjectTypeShareGrade
    AttributeFixAModin 61% of the modpacks with Custom Portal BuilderChippedCModin 53% of the modpacks with Custom Portal BuilderPacket FixerAModin 51% of the modpacks with Custom Portal BuilderAmendmentsAModin 51% of the modpacks with Custom Portal BuilderYUNG's Better Nether FortressesAModin 51% of the modpacks with Custom Portal BuilderConstruction WandCModin 49% of the modpacks with Custom Portal BuilderFastSuiteBModin 49% of the modpacks with Custom Portal BuilderExplorer's CompassAModin 49% of the modpacks with Custom Portal BuilderFTB Chunks (NeoForge)AModin 49% of the modpacks with Custom Portal BuilderSodium Dynamic LightsCModin 49% of the modpacks with Custom Portal Builder
    1 to 10 of 30123

    Latest files

    The newest file for each Minecraft version and loader. The files for recent versions come first. Recent versions: those released in the last 2 years, plus 1.20.1 and 1.21.1, among the most played in modpacks.

    MinecraftLoaderVersionSecuritySendsRequires
    1.20.1·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.20.1.jarSends: None foundRequires:NothingPassedOur checks found nothing harmful in this file. Its code was read too.
    1.20.1·Forge1.0.01.0.0 · customportalsmod-1.0.0-1.20.1.jarSends: None foundRequires:Custom Portal API ReforgedCustom Portal API ReforgedPassedOur checks found nothing harmful in this file. Its code was read too.
    Older Minecraft versions
    1.20.4·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.20.4.jarSends: None foundRequires:NothingPassedOur checks found nothing harmful in this file. Its code was read too.
    1.20.4·NeoForge1.0.01.0.0 · customportalsmod-1.0.0-neoforge-1.20.4.jarSends: None foundRequires:NothingPassedOur checks found nothing harmful in this file. Its code was read too.
    1.20.2·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.20.2.jarSends: None foundRequires:NothingPassedOur checks found nothing harmful in this file. Its code was read too.
    1.20·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.20.jarSends: None foundRequires:NothingPassedOur checks found nothing harmful in this file. Its code was read too.
    1.18.2·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.18.2.jarSends: None foundRequires:NothingPassedOur checks found nothing harmful in this file. Its code was read too.
    1.17.1·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.17.1.jarSends: None foundRequires:NothingPassedOur checks found nothing harmful in this file. Its code was read too.
    1.16.5·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.16.5.jarSends: None foundRequires:NothingPassedOur checks found nothing harmful in this file. Its code was read too.

    9 releases

    MinecraftLoaderVersionReleasedSecurityGet it onDownload
    1.20.4The latest file for its Minecraft version and loader·NeoForge1.0.01.0.0 · customportalsmod-1.0.0-neoforge-1.20.4.jar·12 Apr 2024PassedOur checks found nothing harmful in this file. Its code was read too.Not on ModrinthOpen this file on CurseForgeDownload · Stable · 9.6 KB
    1.20.4The latest file for its Minecraft version and loader·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.20.4.jar (first file)·8 Apr 2024PassedOur checks found nothing harmful in this file. Its code was read too.Open this file on ModrinthOpen this file on CurseForgeDownload · Stable · 184.7 KB
    1.20.2The latest file for its Minecraft version and loader·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.20.2.jar (first file)·8 Apr 2024PassedOur checks found nothing harmful in this file. Its code was read too.Open this file on ModrinthOpen this file on CurseForgeDownload · Stable · 184.7 KB
    1.20.1The latest file for its Minecraft version and loader·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.20.1.jar (first file)·8 Apr 2024PassedOur checks found nothing harmful in this file. Its code was read too.Open this file on ModrinthOpen this file on CurseForgeDownload · Stable · 186.2 KB
    1.20The latest file for its Minecraft version and loader·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.20.jar (first file)·8 Apr 2024PassedOur checks found nothing harmful in this file. Its code was read too.Open this file on ModrinthOpen this file on CurseForgeDownload · Stable · 186.2 KB
    1.18.2The latest file for its Minecraft version and loader·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.18.2.jar (first file)·8 Apr 2024PassedOur checks found nothing harmful in this file. Its code was read too.Open this file on ModrinthOpen this file on CurseForgeDownload · Stable · 183.5 KB
    1.17.1The latest file for its Minecraft version and loader·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.17.1.jar (first file)·8 Apr 2024PassedOur checks found nothing harmful in this file. Its code was read too.Open this file on ModrinthOpen this file on CurseForgeDownload · Stable · 182.9 KB
    1.16.5The latest file for its Minecraft version and loader·Fabric1.0.01.0.0 · customportalsmod-1.0.0-1.16.5.jar (first file)·8 Apr 2024PassedOur checks found nothing harmful in this file. Its code was read too.Open this file on ModrinthOpen this file on CurseForgeDownload · Stable · 159.3 KB
    1.20.1The latest file for its Minecraft version and loader·Forge1.0.01.0.0 · customportalsmod-1.0.0-1.20.1.jar (first file)·8 Apr 2024PassedOur checks found nothing harmful in this file. Its code was read too.Open this file on ModrinthOpen this file on CurseForgeDownload · Stable · 9.5 KB