01 · ABOUT
I build things end to end and ship them myself - apps, bots, and the sites that sell them. My main product is MusicNest, a free, ad-free music app for Android. I design, code, market, and support everything solo from Tamluk, West Bengal.
02 · RIGHT NOW
> MusicNest v1.3.2 shipped - equalizer, karaoke lyrics, Listen Together
> next MusicNest release [in progress]
> Instinct Agency - demo sites for local businesses across India
> daily Instagram reels @ai.dev_swapnendu
03 · SELECTED WORK
01 · ANDROID · MUSIC · 2025-
Free, ad-free music streaming - no subscription, ever.
KARAOKE LYRICS ▸ LISTEN TOGETHER ▸ BUILT-IN EQUALIZER ▸ PODCASTS ▸ SPOTIFY IMPORT
v1.3.2 free 0 ads musicnest.me · releases on GitHub, source private · repo · site
02 · WEB AUDIO · BROWSER · 2025
Clean up a vocal and mix it with a backing track, right in the browser.
NOISE REMOVAL ▸ EQ ▸ MIXDOWN ▸ NO UPLOAD
repo
03 · WEB · PRODUCTIVITY · 2025
A notes app that stays out of your way.
FAST ▸ SIMPLE ▸ LIVE AT GITHUB PAGES
repo · live
04 · PYTHON · DISCORD · 2025
Discord bots that moderate servers and play music.
DISCORD.PY ▸ SLASH COMMANDS ▸ SELF-HOSTED
Axis · MusicNest Bot
04 · TOOLKIT
01 LANGUAGESPython · JavaScript · TypeScript HTML · CSS · SQL |
02 FRONTENDReact · Tailwind · Three.js responsive · animated · dark-first |
03 BACKEND & APISNode.js · FastAPI REST APIs · auth · automation |
04 DATA & CLOUDSupabase · Firebase · PostgreSQL Render · GitHub Pages · Linux |
05 MOBILEAndroid apps MusicNest - shipped, v1.3.2 |
06 BOTS & TOOLINGdiscord.py · GitHub Actions moderation · music · self-hosted |
05 · COMMIT LOG
06 · TROPHIES
07 · CONNECT

