Developer & Maker

Black.X Works

Independent developer building fast, private software across mobile, web, and desktop. Apps, stories, tools, and websites. All in one place.

7 Projects
1 Android app
4 Tools
0 Ads
Explore projects GitHub
Featured app

Liner

Local music. Synced lyrics. Yours.

Get on Google Play
Fiction VStories Portfolio Black.X Windows PCfix Unity tool Vtool Windows Pngup Windows USBFix
Android Mobile Web Desktop Unity Windows Offline-first No tracking
01 Android

Apps

Local-first Android software. Your files stay on your phone. No accounts, no ads, no tracking.

Android · v1.2.2

Liner

Local music. Synced lyrics. Yours.

An Android local music player for the songs already on your phone. It does not stream. It does not need an account. When a track has timed lyrics, the words scroll with the music and the current line stays highlighted.

Android Offline-first Synced lyrics No ads No tracking

Library

  • Scans MP3, FLAC, M4A, WAV and more
  • Search, sort, shuffle, recently added
  • Playlists you create and manage
  • Duplicate finder and cover tools

Playback

  • Background play with media controls
  • Mini player while you browse
  • Equalizer and optional skip silence
  • Headset and Bluetooth handled cleanly

Lyrics

  • Timed lyrics that follow the song
  • From tags, .lrc files, or local cache
  • Optional online lookup, then saved offline
  • Import, paste, or embed lyrics into files

Privacy

  • No account or sign-up
  • No ads, analytics, or ad IDs
  • Library stays on your device
  • Internet only for optional lookups

Inside the app

Onboarding Library Mini player Now Playing Playlists Settings

FAQ

Does it need internet?

No for playing your files. Only if you turn on online lyrics or cover lookup.

Where does my music live?

On your phone. Liner reads it. It does not host a cloud library.

Ads or account?

Neither. No ads. No sign-up.

What formats?

Common local formats like MP3, FLAC, M4A, and WAV via Android media.

Get on Google Play
02 Live now

Websites

Full websites you can visit right now. Dark fiction and developer work, hosted and free to read.

Website

VStories

Dark fiction by VIRUS. Demon pacts, whispers in the mind, and shadows that count in the dark. Every story is complete with full chapters. Free to read.

Dark fiction Horror Free
Novel | 20 chapters Road To Hell A demon pact, devastating consequences, and the enduring power of hope.
Novel | 22 chapters Hell of the Mind Whispers promise clarity and power. Every act of vengeance costs a piece of soul.
Thriller | 20 chapters The Killer Tally marks on windows and a voice counting from the shadows at 2 a.m.
Read stories
Website

Black.X

The developer portfolio. Privacy-first software built for real people, not data harvesters.

  • Mobile, web, and desktop projects
  • Offline-first where it matters
  • No ads, no tracking, ever
Portfolio Privacy
Visit site
03 Software

Tools & Software

Free utilities built for real workflows. Windows repair tools, VRChat avatar prep, and desktop overlays.

Windows App

PCfix

Windows toolkit to optimize, clean, repair, and diagnose. Registry, services, network, debloat, and a built-in BSOD analyzer in one dark UI.

  • Smart Scan, tweaks, boost, and startup manager
  • SFC, DISM, CHKDSK, and memory diagnostic
  • BSOD Analyzer with crash history and dumps
  • Installer and portable builds for Windows 10/11
Windows Python Free
View on GitHub
Unity Tool

Vtool

Avatar Auto-Fixer Pro. Pre-upload checks and safe fixes for VRChat avatars in Unity. Catch blockers before you upload.

  • Check tab: blockers, warnings, performance snapshot
  • Fix tab: safe one-click SDK error fixes with rollback
  • Textures tab: cap sizes and prep for Quest
  • Install via VRChat Creator Companion (VCC)
Unity VRChat SDK VCC Free
View on GitHub
Windows App

Pngup

Pin a photo on your Windows desktop and work behind it. A floating overlay that stays out of your way.

  • Always on top with click-through mode
  • Resize, opacity, and draggable settings panel
  • Dark and light themes, 6 languages
  • Tray shortcuts and global hotkeys
Windows Tauri Free
View on GitHub
Windows App

USBFix

Repair stubborn USB sticks when Disk Management and Format fail. One elevated EXE for write-protect, RAW, and 0-byte drives.

  • Quick Fix: clear write protect, letter, format, rebuild
  • Drive discovery with size, VID/PID, and health chips
  • Capacity probe catches fake or failing flash
  • Honest post-repair write test — no installer needed
Windows USB repair Free
View on GitHub
04 Who builds this

About Black.X

Built by DARKSIDE957

Black.X is an independent developer brand. One person building software, stories, and tools that respect your privacy. No venture funding, no ad networks, no data brokers.

Projects span the Android music player Liner, dark fiction (VStories, written as VIRUS), VRChat creator tools (Vtool), and desktop utilities (PCfix, Pngup, USBFix). Everything here is built to be fast, honest, and useful.

Indie dev Privacy-first Android apps Free tools Free fiction
05 How it works

Principles

Every project follows the same rules. No exceptions.

Privacy

No tracking scripts, no analytics farms. Your data stays yours.

No ads

No banners, no popups, no sponsored content. Ever.

Free tools

Tools are free to download on GitHub. No paywalls, no upsells.

Like what you see?

Star a repo on GitHub or grab a coffee. Every bit helps keep projects free.

GitHub Buy me a coffee