SMF·SPLICE
Can a prompt replace Splice?
Audio & video editing — royalty-free sample subscription
Exhibit tracking slip
Verdict
What Splice sells is permission. Millions of sounds, each one commissioned or licensed from its creator, cleared for use in music you release commercially, with the paperwork already done. The software around it is a search box and a download queue. There is no version of writing code that produces a legal right to use somebody else's recording.
Exhibit A — The prompt
Received on31.07.2026Build a sample library manager over sounds you already have the right to use, with licence tracking as a first-class field rather than an afterthought.
Scan a folder tree of audio files and build a SQLite index. For each file store path, duration, sample rate, detected BPM and key, and — this is the field that matters — the licence, taken from a `LICENSE` or `README` file found in the pack folder, or set by hand. A file with no known licence is indexed with licence `unknown` and is visually flagged everywhere it appears.
Search by tempo range, key, duration and free text over path and tags. Preview plays the file, and pitch-and-tempo-shifts it to a project tempo and key you set at the top of the window, because auditioning a loop at the wrong tempo tells you nothing.
Build the release check, which is the actual reason to keep licence data: given a project folder, list every sample the project references, group by licence, and print exactly what you must do before releasing — attribution required, non-commercial only, cleared, or unknown. Unknown appearing in that list is the answer to a question people usually only ask after a track is out.
Add similarity search using an audio fingerprint over a spectral summary, so "more like this kick" works without any tagging effort.
Do not scrape or re-host a subscription catalogue. Samples downloaded under a subscription are usually licensed to you personally, and building a tool that redistributes them is the fastest way to turn a hobby into a legal problem.Opening prefills the prompt — press enter to run it.
Exhibit B — What you lose
- B.1 the catalogue itself — millions of cleared, royalty-free sounds
- B.2 clearance: the right to release music containing them
- B.3 new packs added continuously by working producers
- B.4 rent-to-own access to commercial plugins
- B.5 in-DAW browsing and preview at your project tempo
Prior art
- FreesoundLicense: AGPL-3.0
Exhibit C — Why people still pay: licensed sample catalogue
Thirteen dollars a month for sounds you are allowed to release is not a software price, it is a licence fee, and the alternative is negotiating with every sample owner yourself.
Questions
Do the Splice samples I already downloaded stay usable if I cancel?
Read your own terms rather than trusting a summary — Splice has generally treated downloaded sounds as licensed to you permanently, but the terms are the authority and they change. Index them with that licence recorded so future you can check.
Where do freely licensed samples come from?
Freesound is the largest source, with per-file Creative Commons licences that the importer should read and store, since some require attribution and some forbid commercial use. Recording your own is the other half, and it is where a personal library gets interesting.
What does it cost to run?
Nothing. It is a local index over files you already have, and analysis runs once per file.
What is the one thing that does not survive the rebuild?
Finding a sound that did not exist until this month. Splice's catalogue grows every week with material made by producers for producers, and a folder of your own recordings does not.
Related tools
Receipt