From Simple Project to Everyday Tool: Spotify Playlist Creator

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    During my second year of university, I developed a fairly simple tool. I didn’t have much experience compared to what I know now, but it solved a very specific problem that bothered me every day: creating new Spotify playlists from an existing one — keeping what I like and filtering out what I don’t.
    To this day, I still use it. That, to me, is the ultimate test for any software: its real usefulness.

    What problem does Spotify Playlist Creator solve?

    • If you have a huge playlist, how do you keep only the tracks from your favorite artists or albums?
    • If you want a “summary” version by decade or specific years, why rebuild it manually?
    • If you want to duplicate a playlist with a new cover, name, and privacy settings, why waste time?

    This app does it for you: it takes an existing playlist and generates a new one based on clear criteria — directly in your Spotify account.

    How the interface works

    1) Enter the URL of your original playlist 2) Log in to your Spotify account 3) View the playlist: name, cover, and track list 4) Choose your criteria:

    • Selectable list of artists and albums to include
    • Year range using a slider (e.g., 2005–2015)
    • Name, description, and privacy settings for the new playlist
    • Custom cover via an image URL
    • Click “Create playlist” — and that’s it! It’s instantly generated in your account, with a direct link to open it.

    The experience is fast, focused, and distraction-free. The key is deciding what you want to keep from the original and creating the new one in seconds.

    Real use cases

    • “Best of” an artist: from a big playlist mixing albums and collaborations, extract just their main tracks.
    • Decade compilations: from an eclectic list, keep only the 90s or 2010s songs.
    • “Clean” versions to share: covers, names, and descriptions adapted for a specific occasion.
    • Focus playlists: filter by years and artists to match the mood of a task or event.

    Why I still use it

    • It saves time. What used to take minutes (or hours) now takes just a couple of clicks.
    • It’s about decisions, not complexity. You select criteria and get something useful in return.
    • It integrates with my real workflow: I open Spotify, and the new playlist is already there, ready to play.

    What it taught me

    • Usefulness beats sophistication. A simple project can have more impact than a brilliant but irrelevant one.
    • Interface matters. When removing friction is the priority, technology becomes secondary.
    • The ROI of small things. A simple piece of software you use weekly is worth more than a “perfect” one you never open.

    Not every project needs to be ambitious to be valuable.
    If it solves a real problem — and does so clearly — it earns its place in your daily life.
    This was a second-year project; today, it’s still part of my musical routine.

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    Si compartimos intereses en inteligencia artificial, datos o desarrollo de software, estaré encantado de intercambiar ideas. También puedes escribirme para cuestiones profesionales.

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