Search results mix three different kinds of tool as if they were interchangeable: save editors, trainers, and mod managers. They are not. They act at three different moments — on a file at rest, on a game while it runs, and on the game’s installation before it starts — and that difference decides what each can do, what can go wrong, and how Blizzard’s rules treat it. This page defines each category plainly, using Diablo II: Resurrected examples, so you can tell which one a download actually is before you run it.

The three categories at a glance

Save editors: files at rest

A save editor opens a file that already exists on your disk — for an offline D2R character, the .d2s file in Saved Games\Diablo II Resurrected, plus the shared-stash .d2i — changes values in it, and saves it back while the game is not running. That is all D2CE does, and all the browser-based dschu012 editor does (in your browser, on your machine; the file is not uploaded). Because online characters live on Blizzard’s servers, there is no file for an editor to open: no save editor can edit an online character, and any tool claiming to is misrepresenting itself. Our D2CE user guide and online editor guide show the category in practice, and the best D2R save editors by job compares the real options.

Trainers: a running game’s memory

A trainer attaches to the game while it runs and changes values in memory — locking health, multiplying damage, forcing drops. Nothing is written to a save file; close the game and the changes are gone. That live, in-session nature is also what puts trainers in a different risk category. Blizzard’s EULA (section C) prohibits cheats and unauthorised software that alters the game, and can suspend or close accounts over it; a process that hooks a running client is exactly the shape of software those rules — and anti-cheat detection — are aimed at, including if it is left running when you go online. This site does not offer trainers, and we would not run an unverifiable “D2R trainer” download at all: it is the single most common malware costume in this corner of the internet.

Mod managers: installations, not characters

A mod manager neither edits your save nor touches the running game’s memory. It installs, organises and applies mods — modified game data — and launches or prepares the game to use them. For D2R the established example is D2RMM (MIT licence, 202 GitHub stars), the Diablo II: Resurrected Mod Manager. It is a legitimate and useful tool, but it is not an editor: installing D2RMM will not change your character’s stats, and asking it to is a category error that download sites exploit when they label every tool a “D2R editor”. Note that mods themselves change how the game behaves, so modded play belongs offline, and the same EULA caution applies to anything that alters the game.

And a fourth thing that is none of these: build planners

Maxroll’s D2R planner and similar tools are often listed alongside editors, but a planner changes nothing at all — no file, no memory, no installation. It is a calculator and a sketchpad: you design a character’s skills, stats and gear on a web page to decide what to aim for in the game. That makes planners the zero-risk way to experiment, and for current Patch 3.x and Warlock characters — which no established editor verifiably supports yet, per the compatibility status page — planning is currently the only safe way to “try” a build before playing it.

Why the distinction matters

• Safety: the categories fail differently. A save editor can corrupt a file — recoverable if you followed how to back up D2R saves. A trainer acts on a live client, where the risk is your account, not just a file. A mod manager changes your installation, which you may need to undo before the unmodded game behaves normally again.
• Rules: Blizzard has never officially endorsed save editors, and its EULA prohibits unauthorised software that alters gameplay — so nothing in any category is “officially safe”. But editing a local offline file at rest, never connecting to Battle.net, is a materially different act from hooking a running client, and honest guidance should say so instead of lumping them together.
• Search intent: if you searched for an editor and landed on a trainer, you are about to download the wrong category of tool — one that cannot do the job (it will not fix your save) and carries the highest risk of the three. Check which category a tool is in before the download, not after.
• Honest comparisons: ranking a mod manager against a save editor, as some listicles do, compares tools that share no job. Our comparisons keep the categories separate: D2CE vs Hero Editor for editors, and this page for the categories themselves.

If what you actually need is to change an offline character, start from the save-editor category: the verified D2CE file is on the download page, and the guides hub walks from there.

Read this first, because no ranking on this page matters more than it: as of 2026, no D2R save editor has verified support for Patch 3.x or Warlock saves. The Reign of the Warlock DLC (February 2026) moved saves to format versions 100–105, and every established editor below was built before that. So this is not a single-winner list with scores — invented scores are how other sites end up recommending a 2023 tool for a 2026 save. Instead, each tool is listed for the job it genuinely does best, with its era stated plainly. The editor-by-editor detail lives on the Patch 3.x and Warlock compatibility status page.

Best for offline character editing (pre-3.x saves): D2CE

D2CE (WalterCouto/D2CE on GitHub, GPL-3.0, 86 stars) is the native D2R-era editor: attributes, skills, quests, waypoints and gold; item creation with .d2i import/export; shared-stash editing from v2.14; save-version conversion from v2.16; and documented support for mod saves (BTDiablo, Rebirth). Its final release, 2.22 (April 2023), was author-tested up to D2R PTR 2.6 and classic 1.14d — powerful within that era, and not updated beyond it. The verified file and checksums are on our download page, the workflow in the D2CE user guide, and the head-to-head with its classic rival in D2CE vs Hero Editor.

Best for browser editing and format conversion: the dschu012 editor

The online editor built on dschu012’s d2s library (107 GitHub stars) runs entirely in your browser — your save is processed on your own machine, never uploaded. That makes it the right pick for a quick edit with nothing to install, and its conversion role is unique in this list: it is the community’s default tool for moving a save between D2R and classic LoD formats, which is what makes classic-tool workarounds possible at all. Our online save editor guide and D2CE vs the online editor cover when to pick it over the installed program. Like D2CE, it was built for pre-3.x formats.

Best for classic Diablo II 1.14d only: Hero Editor

Hero Editor (ZonFire99, v1.04 Final) earns its place on one condition: your game is classic Lord of Destruction 1.14d. For that format it is the long-standing editor players know. It cannot natively open a D2R save and cannot create a character from scratch, so for Resurrected it only enters the picture through the conversion workaround in Hero Editor can’t open D2R saves — the workaround. If a site lists it as a D2R editor without that caveat, the site is misleading you.

Best for muling and collection management: GoMule

GoMule does not edit characters, and that is exactly why collectors use it: stashes outside a single character, item transfers, collection organisation, Holy Grail reports, and automatic backups in its own backup folder. For D2R, use the pairofdocs/gomule-d2r fork (AGPL-3.0, 69 GitHub stars). It pairs with D2CE rather than competing with it — see D2CE vs GoMule for the combined setup. Its pre-3.x limit comes with a precedent: it broke at patch 2.4 when Blizzard changed the save structure.

The actively maintained option: D2RuneWizard (claims flagged)

D2RuneWizard’s online editor — not to be confused with the classic ZonFire99 tool, despite sharing the “Hero Editor” name — is, by its developer’s account, still being updated: it launched in November 2022, was still receiving updates in December 2025 including shared-stash editing, and has added Warlock-era content. That makes it the closest thing to a current option. Be clear about the evidence level, though: its exact version and any price are unverified by us, and its support for current save files is the developer’s own claim, not independently verified. If you try it with a current save, work on a copy and keep a backup from how to back up D2R saves.

The newcomer: Halbu Editor (claims flagged)

Halbu Editor is a newer, Rust-built entrant. By its developer’s own account it supports the v99 and v105 save layouts — v105 being a Warlock-era format — but items are not yet editable, by that same account. Treat the format support as the developer’s claim until it is independently verified, and treat the tool as a work in progress: interesting to watch, not yet the place to trust your only save copy.

What is deliberately not on this list

• “D2CE 2026 Edition”, “D2CE 2.23” and similar: no such release exists. D2CE ended at 2.22 in April 2023; files using those names are a classic malware lure.
• Trainers and mod managers: different categories entirely — a trainer changes a running game’s memory, and a mod manager such as D2RMM installs mods. Neither is a save editor; save editor vs trainer vs mod manager explains the difference.
• Build planners: Maxroll’s planner and its peers are for planning a character, not changing a save file. For a Warlock build today, planning is actually the safest “editing” you can do.

So which one should you use?

• Offline D2R save from the pre-3.x era, real editing: D2CE.
• Quick edit, no install, or converting between D2R and classic formats: the dschu012 online editor.
• Classic LoD 1.14d: Hero Editor (or D2CE, which also covers 1.14d).
• Muling, banking and Grail tracking: GoMule’s D2R fork — alongside D2CE, not instead of it.
• A current Patch 3.x or Warlock save: none of the established tools has verified support. Back the save up, watch the maintained options above, and check the compatibility status page rather than forcing the file into a legacy editor.

New to all of this? Start with the guides hub — save locations, backups and the full D2CE walkthrough, in order.

The short answer: D2CE and GoMule are not substitutes for each other, because they were built for different jobs. D2CE edits a character — its stats, skills, quests and items. GoMule manages a collection — moving items between characters and stashes, organising what you have found, and reporting on a Holy Grail. Most players who use one seriously end up using both: D2CE for the character, GoMule for the hoard. What they share is a limit: both predate Patch 3.x, and neither has verified support for Warlock-era saves.

Side by side

D2CE: the character workshop

When the thing you want to change lives on the character — a respec, a skill point, a waypoint, a quest flag, the gold total, gear a mercenary is wearing — that is editing, and it is D2CE’s job. It opens the character’s .d2s file, presents the character, and writes your changes back. It also creates items and exports them as .d2i files, and since v2.14 it edits the game’s shared stash directly; our guide to editing the shared stash and the one on creating items as .d2i cover those two workflows, and the D2CE user guide covers the rest. The verified download is on the download page.

GoMule: the warehouse

GoMule answers a different question: not “change this character” but “where did I put that item, and what am I still missing?” Single-player collectors accumulate gear across dozens of mules, and the game gives you no catalogue. GoMule provides the catalogue: stashes that live outside any one character, transfers between characters, searching and organising a collection, and Holy Grail reports that track set and unique completion. It also keeps automatic backups in its own backup folder, which matters because its whole workflow involves moving items between files. For a D2R player, the relevant build is the D2R fork, pairofdocs/gomule-d2r (AGPL-3.0, 69 GitHub stars), rather than the original classic-era project.

Using both together: the power-user setup

The two tools slot together cleanly because they touch different layers of the same files. A typical collector’s loop looks like this: play and find gear; use GoMule to bank it, catalogue it and watch the Grail fill in; when a character itself needs work — a respec before a new build, a corrected stat spread, a test item created as a .d2i — open that character in D2CE, make the edit, and go back to playing. Neither tool has to pretend to be the other, and forcing one to do the other’s job is where frustration starts: D2CE has no collection view or Grail reporting, and GoMule will not respec your Sorceress.

One discipline keeps the combination safe: never have the same file open in both tools at once, and keep the backup habit from how to back up D2R saves on top of each tool’s own backups. D2CE’s .bak covers a bad character edit; GoMule’s backup folder covers a bad transfer; your own folder copy covers everything else.

The shared limit, and a cautionary story

Both tools were built for pre-3.x save formats. D2CE’s final release (April 2023) was author-tested up to D2R PTR 2.6. GoMule’s history shows what a format change does to a tool like this: at patch 2.4, when Blizzard changed the save structure, GoMule stopped working with the new files until it caught up. The Warlock DLC moved saves to format versions 100–105, a bigger change than 2.4, and neither tool has verified support for it. See the Patch 3.x and Warlock compatibility status before pointing either tool at a current-version save.

Verdict, by use case

• Change anything about a character itself: D2CE.
• Move items between characters, bank a growing collection, or chase the Holy Grail: GoMule (the gomule-d2r fork).
• You collect seriously and tweak characters: use both — that is the normal power-user setup, not overkill.
• Your saves are Patch 3.x / Warlock-era: neither has verified support; back up and check the compatibility page first.

For the wider field — including the browser editor and the actively maintained options — see the best D2R save editors, ranked by job.

The short answer: this is not really a contest between two rival editors. D2CE is an installed Windows program for full offline character editing; the online editor built on dschu012’s d2s library is a browser tool that shines as a quick editor and, above all, as a format converter between D2R and classic saves. The biggest misunderstanding is privacy: people assume the browser tool uploads their save to a server. It does not — it runs entirely on your own machine, just as D2CE does. Both tools are also stuck in the same place: neither has verified support for Patch 3.x or Warlock-era saves.

Side by side

The privacy truth: both tools keep your file on your machine

A save file feels personal — it is your character, your gear, hours of play — so “online editor” raises a fair question: where does the file go? With the dschu012 editor, the answer is nowhere. The page loads JavaScript into your browser and the parsing and editing happen there, on your computer. There is no account, and the file is not sent to a cloud service to be processed. In privacy terms it behaves like the installed program: D2CE also never phones home with your save; it reads and writes the local file you point it at.

That does not make every “online D2R editor” page on the internet safe — the name is easy to copy. Use the genuine community editor (d2s.dschu012.dev), reached from our online save editor guide, and apply the same discipline as with a download: work on a copy, and keep the backup described in how to back up D2R saves. A tool being local does not protect you from a fake lookalike page, and neither tool can undo a bad edit to your only copy.

Install vs no-install: what you actually gain each way

Installing D2CE buys you the deeper, repeatable workflow. It lives next to your save folder, keeps a per-character .bak backup if you enable it (Options → Backup Character Before Save), edits the shared stash, creates items and exports them as .d2i for reuse, and handles the mod saves its README documents. If you edit regularly, that is the working tool — get the verified file from our download page and follow the D2CE user guide.

Skipping the install buys you speed and neutrality. Nothing to download, nothing to run as an executable, and it works the same on any machine you can open a browser on. For a one-off change, or for checking what is inside a save before committing to a workflow, that friction-free route is genuinely useful.

The job only the online editor does: conversion

The dschu012 editor’s second role is the one D2CE users end up needing most. Moving a save between the D2R format and the classic LoD format — for example, taking a D2R-played character back to a classic-format file that a classic tool such as Hero Editor can read — is conversion work, and the browser tool is the community’s default converter for it. We use exactly that chain in the Hero Editor workaround, and compare the two classic-facing tools directly in D2CE vs Hero Editor.

The shared limit: both stop before Patch 3.x

Whichever you choose, the ceiling is the same. D2CE’s final release is from April 2023 and was author-tested up to D2R PTR 2.6; the d2s library and its editor were built for the same generation of formats. The Warlock DLC moved saves to format versions 100–105, and neither project has verified support for them. The full editor-by-editor picture is on the Patch 3.x and Warlock compatibility status page — check it before trusting any current-version save to either tool.

Verdict, by use case

• Regular, deep editing of offline saves from the supported era: install D2CE.
• A quick edit with nothing to install, or you are on a machine that is not yours: use the online editor — your file still never leaves the machine.
• Converting a save between D2R and classic formats: use the online editor; that is its standout job.
• Editing a mod save (BTDiablo, Rebirth): D2CE, which documents that support.
• A current Patch 3.x or Warlock save: neither. Back it up and wait for a tool with verified support.

The short answer: if your save belongs to Diablo II: Resurrected, D2CE is the tool that was actually built for it — and Hero Editor, despite the name you will see in almost every search result, cannot natively open a D2R save file at all. Hero Editor is a classic Lord of Destruction editor for patch 1.14d. D2CE is the D2R-era tool, but with its own hard limit: its final release is from April 2023, so neither tool has verified support for current Patch 3.x or Warlock saves. Which one you should use depends entirely on which game — and which era of save — you are editing.

Side by side

The core truth: Hero Editor is not a D2R editor

This is the point most comparison pages blur, because “Hero Editor” is the name long-time Diablo II players remember. The classic Hero Editor by ZonFire99 was written for Lord of Destruction 1.14d. Point it at a Diablo II: Resurrected .d2s file and it simply does not read it — the D2R file is a different, newer format. Our troubleshooting guide walks through exactly what happens and what the workaround looks like: why Hero Editor can’t open D2R saves.

The workaround is indirect. You edit a classic-format save with Hero Editor, place that file where D2R can import it, and let the game bring it in. If the character has already been played in D2R, the file first has to be taken back to the older format with the dschu012 converter described in our online editor guide. That chain works for moving a classic character forward; it is not the same thing as editing a D2R save where it lives.

What D2CE does natively

D2CE was revived specifically for the Resurrected era. For saves from its supported era it edits attributes, skills, quests and waypoints, gold, and items; it can socket items, create items, and move items in and out as .d2i files. From v2.14 it also edits the shared stash, and v2.16 added save-version conversion. It also documents support for mod saves (BTDiablo and Rebirth) in its README. The D2CE user guide covers the full workflow, and the genuine file — with the checksums we verified against the GitHub release — is on our download page.

Its limit is time, not scope. Version 2.22 was author-tested against D2R PTR 2.6 and classic 1.14d, and the project has had no release since April 2023. The Reign of the Warlock DLC (February 2026) moved saves to format versions 100–105, which D2CE was never updated for. Before editing any current-version save, read the Patch 3.x and Warlock compatibility status.

Verdict, by use case

• You have an offline D2R save from the editor’s supported era: use D2CE. It opens the file natively, edits the character and the shared stash, and needs no conversion chain.
• You play classic Diablo II: Lord of Destruction 1.14d: either tool can serve you. Hero Editor is the long-standing classic choice for that format; D2CE also covers 1.14d and adds .d2i item export.
• You found a guide that says “open your D2R save in Hero Editor”: that guide is glossing over the format problem. Follow the workaround guide instead of forcing the file.
• Your saves are current Patch 3.x or a Warlock character: neither tool has verified support. Do not let either one rewrite the file; back it up and check the compatibility status page above.
• You are choosing a download: prefer the project’s own channel. For D2CE that is its GitHub releases page via our download page; files calling themselves a newer D2CE do not exist.

One confusion worth clearing up before you go: there is also a separate, actively maintained online tool on D2RuneWizard that uses the “Hero Editor” name. That is not the ZonFire99 classic editor compared here. Our honest ranking of D2R save editors by job covers it separately, as the developer’s own claims describe it.