BioRand

What it does

Audience

The site describes BioRand as entertaining for streamers because each door can surprise both players and viewers.checked 7 Oct 2026

Beta testing

Downloading development builds requires a GitHub account, and the site invites testers to report bugs.checked 7 Oct 2026

Beta testing and support

Development builds are available through GitHub to users with a GitHub account, where they can report bugs and help improve stability.checked 7 Oct 2026

Character and voice options

Players can choose supported characters, and character and voice randomization can change NPCs and their voice lines.checked 7 Oct 2026

Configuration

The user interface offers customization options to adjust the randomized experience.checked 7 Oct 2026

Custom item pool

When custom item pool is enabled, each item pickup is replaced by a random item type and quantity.checked 7 Oct 2026

Customization

The interface provides configurable options for the randomized experience, including item ratios, enemy difficulty, and segment size.checked 7 Oct 2026

Door randomization

Door randomization links rooms differently and builds an alternate route through the game.checked 7 Oct 2026

Downloads

The site offers BioRand-only and bundled downloads with Resident Evil games and optional community HD packs.checked 7 Oct 2026

Enemy settings

Enemy randomization includes a difficulty value that affects the likelihood of easier or more lethal enemy types appearing.checked 7 Oct 2026

Intended audience

The maker describes BioRand as entertaining for streamers because each door can surprise both players and their audiences.checked 7 Oct 2026

Item pool

The custom item pool option replaces every item pickup with a random item type and quantity; otherwise, base game items are shuffled.checked 7 Oct 2026

Key item placement

The randomizer places key items so they can be accessed before the door or object that requires them.checked 7 Oct 2026

Known limitations

Door randomization may leave some doors unconnected, and strict constraints can produce seeds that fail to generate a completable graph.checked 7 Oct 2026

Known limits

Some characters and enemies are excluded or restricted to prevent crashes or cutscene soft locks, and some weapons may not be placed.checked 7 Oct 2026

Music

Background music tracks are shuffled by genre, and custom WAV or OGG files can be added in the specified data directory.checked 7 Oct 2026

Music settings

Background music is shuffled by genre, and custom WAV or OGG tracks can be added in designated folders beside BioRand.checked 7 Oct 2026

Product

BioRand is a randomizer for Resident Evil games released on PC.checked 7 Oct 2026

Purpose

BioRand is a randomizer for Resident Evil games released on PC, changing aspects of each playthrough to increase replayability.checked 7 Oct 2026

Randomized elements

It can randomize weapons, items, enemies, music, ammunition, characters, enemy positions, keys, doors, starting inventory, cutscenes, difficulty, and item ratios.checked 7 Oct 2026

Seed sharing

Seeds are represented as QR codes or alphanumeric codes that can be shared.checked 7 Oct 2026

Sharing

Seeds are represented as QR codes or alphanumeric codes that can be shared.checked 7 Oct 2026

Spoiler log

A text spoiler log is generated alongside a seed and lists key item and weapon locations among the changes.checked 7 Oct 2026

Supported games

The site lists Resident Evil, Resident Evil 2, Resident Evil 3: Nemesis, Resident Evil 2 (2019), Resident Evil 4 (2023), and Resident Evil Requiem (2026).checked 7 Oct 2026