You can cite this software using the following citation generated from its metadata:
Please consult the CLARIAH Software Metadata Requirements at https://github.com/CLARIAH/clariah-plus/blob/main/requirements/software-metadata-requirements.md for an in-depth explanation of any found problems Validation of MUSCLE 5.0.1 was successful (score=3/5), but there are some warnings which should be addressed: 1. Info: Software source code *SHOULD* link to a continuous integration service that builds the software and runs the software's tests (This is missing in the metadata) 2. Warning: Documentation *SHOULD* be expressed (This is missing in the metadata) 3. Info: Reference publications *SHOULD* be expressed, if any (This is missing in the metadata) 4. Info: The funder *SHOULD* be acknowledged (This is missing in the metadata) 5. Info: The technology readiness level *SHOULD* be expressed (This is missing in the metadata)
(log file starts at Sat Feb 7 03:22:49 UTC 2026)
[harvester info] --> Processing muscle (https://github.com/Amsterdam-Music-Lab/MUSCLE) [Sat Feb 7 03:22:49 UTC 2026]
[harvester info] Git updating cached clone of https://github.com/Amsterdam-Music-Lab/MUSCLE...
[harvester info] Found release v5.0.1
[harvester info] Using 'v5.0.1'
[harvester info] Git reference: v5.0.1
[harvester info] Scanning directory /tmp/codemeta-harvester.cache/muscle for harvestable resources...
[harvester info] found CITATION.cff for muscle, converting to codemeta
[harvester info] found package.json (NodeJS) for muscle, converting to codemeta
[harvester info] Looking for license....
[harvester info] Found license MIT
[harvester info] Getting contributors from git...
[harvester info] Getting top contributor from git...
[harvester info] Git top contributor BeritJanssen <berit.janssen@gmail.com> will be assigned as author (and maintainer) if none are found in the metadata
[harvester info] Extracting last and first commit date from git log....
[harvester info] Date created: 2021-10-19T16:39:13Z+0200, date modified: 2026-01-08T14:49:31Z+0100
[harvester info] Querying Github/GitLab API (https://github.com/Amsterdam-Music-Lab/MUSCLE)
[harvester info] Adding URL for found README: README.md
[harvester info] Found releaseNotes
[harvester info] Querying Zenodo API for DOI (access token provided)...
[harvester info] Found DOI https://doi.org/10.5281/zenodo.18186058
[harvester info] Looking for TRL information in README.md...
[harvester info] Looking for repostatus information in README.md...
[harvester info] Looking for continuous integration information in README.md...
[harvester info] Looking for documentation links in README.md...
[harvester info] Falling back to git tag (v5.0.1) if no version number is specified...
[harvester info] Inferring repostatus information from git activity (used only as a fallback if not explicitly provided)...
[harvester info] Inferred repostatus https://www.repostatus.org/#active
[harvester info] Looking for repostatus information in README.md in master branch...
[harvester info] Reconciliating: codemetapy --baseuri https://tools.clariah.nl --baseuri https://tools.clariah.nl --includecontext --addcontext https://w3id.org/nwo-research-fields --addcontext https://w3id.org/research-technology-readiness-levels --addcontextgraph https://vocabs.dariah.eu/rest/v1/tadirah/data?format=text/turtle --trl --identifier "muscle" --codeRepository "https://github.com/Amsterdam-Music-Lab/MUSCLE" --validate /etc/software.ttl --released --enrich --textv "Please consult the CLARIAH Software Metadata Requirements at https://github.com/CLARIAH/clariah-plus/blob/main/requirements/software-metadata-requirements.md for an in-depth explanation of any found problems" -O /tmp/out/muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/99-version.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/99-repostatus.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/90-authors.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/43-releasenotes.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/41-readme.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/40-gitapi.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/39-gitdate.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/32-contributors.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/29-license.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/22-npm.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/12-citationcff.muscle.codemeta.json /tmp/codemeta-harvester.cache//tmp/05-doi.muscle.codemeta.json
-- begin log --
/usr/lib/python3.12/site-packages/pyshacl/extras/__init__.py:6: UserWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html. The pkg_resources package is slated for removal as early as 2025-11-30. Refrain from using this package or pin to Setuptools<81.
import pkg_resources
Passed 12 files/sources but specified 0 input types! Automatically guessing types...
Detected input types: [('/tmp/codemeta-harvester.cache//tmp/99-version.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/99-repostatus.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/90-authors.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/43-releasenotes.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/41-readme.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/40-gitapi.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/39-gitdate.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/32-contributors.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/29-license.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/22-npm.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/12-citationcff.muscle.codemeta.json', 'json'), ('/tmp/codemeta-harvester.cache//tmp/05-doi.muscle.codemeta.json', 'json')]
Adding to contextgraph: /tmp/turtle
Initial URI automatically generated, may be overriden later: https://tools.clariah.nl/muscle
Processing source #1 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/99-version.muscle.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 1 new triples, total is now 2
Processing source #2 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/99-repostatus.muscle.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 1 new triples, total is now 3
Processing source #3 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/90-authors.muscle.codemeta.json
Found main resource with URI https://tools.clariah.nl/muscle.topcontributor/snapshot
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 8 new triples, total is now 10
Processing source #4 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/43-releasenotes.muscle.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 2 new triples, total is now 12
Processing source #5 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/41-readme.muscle.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 1 new triples, total is now 13
Processing source #6 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/40-gitapi.muscle.codemeta.json
Found main resource with URI https://tools.clariah.nl/muscle/snapshot
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 17 new triples, total is now 29
Processing source #7 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/39-gitdate.muscle.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] overriding old http://schema.org/dateCreated (2021-10-19T14:36:10Z -> 2021-10-19T16:39:13Z+0200)
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] overriding old http://schema.org/dateModified (2026-02-05T11:04:25Z -> 2026-01-08T14:49:31Z+0100)
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 2 new triples, total is now 29
Processing source #8 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/32-contributors.muscle.codemeta.json
Found main resource with URI https://tools.clariah.nl/muscle.contributors/snapshot
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 74 new triples, total is now 98
Processing source #9 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/29-license.muscle.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] overriding old http://schema.org/license (http://spdx.org/licenses/MIT -> MIT)
[CODEMETA CORRECTION (https://tools.clariah.nl/muscle)] automatically converting license to spdx URI
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 1 new triples, total is now 98
Processing source #10 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/22-npm.muscle.codemeta.json
Found main resource with URI https://tools.clariah.nl/muscle/5.0.1
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] overriding old http://schema.org/description (An application to easily set up and run online listening experiments for music research. -> The MUSCLE platform is an application that provides an easy way to implement and run online listening experiments for music research.)
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] overriding old http://schema.org/name (MUSCLE -> muscle)
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] overriding old http://schema.org/version (v5.0.1 -> 5.0.1)
[CODEMETA COMPOSITION (https://tools.clariah.nl/muscle)] processed 7 new triples, total is now 99
Processing source #11 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/12-citationcff.muscle.codemeta.json
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://doi.org/10.5281/zenodo.8227598)] overriding old http://schema.org/author (https://tools.clariah.nl/stub/H32148f13b6e6e61f -> https://tools.clariah.nl/stub/H-538bf2897aed6daf)
[CODEMETA COMPOSITION (https://doi.org/10.5281/zenodo.8227598)] overriding old http://schema.org/description (The MUSCLE platform is an application that provides an easy way to implement and run online listening experiments for music research. -> MUSCLE (MUSic-related Citizen Science Listening Experiments) is an infrastructure for reusable online music experiments. It can be used by researchers from musicology, music cognition, and other audio related fields to implement experiments through a graphical user interface and Python. MUSCLE presents questions, along with text, audio or visual stimuli, to participants. The participants' response is saved to a database and can be exported to json for analysis in R or other software.)
[CODEMETA COMPOSITION (https://doi.org/10.5281/zenodo.8227598)] overriding old http://schema.org/keywords (cognition-and-perception -> music)
[CODEMETA COMPOSITION (https://doi.org/10.5281/zenodo.8227598)] overriding old http://schema.org/license (http://spdx.org/licenses/MIT -> https://spdx.org/licenses/MIT)
[CODEMETA COMPOSITION (https://doi.org/10.5281/zenodo.8227598)] overriding old http://schema.org/name (muscle -> MUSCLE)
[CODEMETA COMPOSITION (https://doi.org/10.5281/zenodo.8227598)] overriding old http://schema.org/url (https://www.amsterdammusiclab.nl/ -> https://app.amsterdammusiclab.nl/)
[CODEMETA CORRECTION (https://doi.org/10.5281/zenodo.8227598)] automatically converting spdx license URI from https:// to http:///
[CODEMETA COMPOSITION (https://doi.org/10.5281/zenodo.8227598)] processed 62 new triples, total is now 150
Processing source #12 of 12
Parsing json-ld file from /tmp/codemeta-harvester.cache//tmp/05-doi.muscle.codemeta.json
NOTE: Not a valid JSON-LD document, @context missing! Attempting to inject automatically...
Injected (possibly temporary) URI https://tools.clariah.nl/muscle
[CODEMETA COMPOSITION (https://doi.org/10.5281/zenodo.8227598)] overriding old http://schema.org/identifier (https://doi.org/10.5281/zenodo.8227598 -> )
[CODEMETA COMPOSITION (https://doi.org/10.5281/zenodo.8227598)] processed 5 new triples, total is now 154
Remapping URI to (possibly) new identifier and version component: https://tools.clariah.nl/muscle -> https://tools.clariah.nl/muscle/5.0.1
[CODEMETA VALIDATION (muscle)] done
[CODEMETA ENRICHMENT (muscle)] Guessing interface type https://w3id.org/software-types#DesktopApplication based on clues
[CODEMETA ENRICHMENT (muscle)] considering first author as maintainer
VALIDATION https://tools.clariah.nl/muscle/5.0.1 #1: Info: Software source code *SHOULD* link to a continuous integration service that builds the software and runs the software's tests (This is missing in the metadata)
VALIDATION https://tools.clariah.nl/muscle/5.0.1 #2: Warning: Documentation *SHOULD* be expressed (This is missing in the metadata)
VALIDATION https://tools.clariah.nl/muscle/5.0.1 #3: Info: Reference publications *SHOULD* be expressed, if any (This is missing in the metadata)
VALIDATION https://tools.clariah.nl/muscle/5.0.1 #4: Info: The funder *SHOULD* be acknowledged (This is missing in the metadata)
VALIDATION https://tools.clariah.nl/muscle/5.0.1 #5: Info: The technology readiness level *SHOULD* be expressed (This is missing in the metadata)
-- end log --
[harvester info] Output written to /tmp/out/muscle.codemeta.json
[harvester info] Harvesting remote service URL https://app.amsterdammusiclab.nl/ for muscle: codemetapy --baseuri https://tools.clariah.nl --baseuri https://tools.clariah.nl --includecontext --addcontext https://w3id.org/nwo-research-fields --addcontext https://w3id.org/research-technology-readiness-levels --addcontextgraph https://vocabs.dariah.eu/rest/v1/tadirah/data?format=text/turtle --trl -O "/tmp/codemeta-harvester.cache//tmp/muscle.codemeta.json" "/tmp/out/muscle.codemeta.json" "https://app.amsterdammusiclab.nl/"
[harvester info] <-- Finished processing muscle (https://github.com/Amsterdam-Music-Lab/MUSCLE) [Sat Feb 7 03:23:16 UTC 2026]