{"adoption": {"forks": 1763, "observed_at": "2026-08-28T04:10:41.839822+00:00", "stars": 10384}, "canonical_url": "https://ross.abutalabs.com/products/wavesurferjs", "card": {"archived": false, "artifact_type": "library", "description": "Audio waveform player", "domain": ["web-development", "frontend", "media"], "enriched": true, "function": ["audio-processing", "ui-components", "plugin-system"], "health_score": 99, "homepage": "https://wavesurfer.xyz", "language": "TypeScript", "license": "BSD-3-Clause", "license_family": "permissive", "maturity": "stable", "member_repos": ["katspaugh/wavesurfer.js"], "name": "katspaugh/wavesurfer.js", "platform": ["browser"], "pushed_at": "2026-08-21T11:58:21+00:00", "repo": "katspaugh/wavesurfer.js", "stars": 10384, "tags": ["waveform", "audio-player", "visualization", "web-audio", "typescript", "canvas", "spectrogram", "podcasting", "audio", "nodejs", "web-server"], "topics": ["audio", "music", "waveform", "web-audio", "javascript", "typescript"], "urls": [], "use_cases": ["add an interactive waveform audio player to a web page", "visualize audio files as waveforms in the browser", "build a podcast or music player with seekable waveform UI", "annotate audio with clickable regions", "record audio from the microphone and show a live waveform", "display a spectrogram of audio frequencies", "create a SoundCloud-style audio player"], "what_it_is": "wavesurfer.js is an open-source JavaScript/TypeScript library for rendering interactive audio waveforms and playing audio in the browser, built on the Web Audio API and HTML5 audio elements. It is highly extensible via official plugins such as Regions, Timeline, Spectrogram, Minimap, Record, Envelope, and Hover.", "when_to_avoid": ["you need server-side or non-browser audio processing", "you need full DAW-style audio editing rather than playback and visualization", "your project is not web-based (e.g., native mobile or desktop without a web view)"], "when_to_choose": ["you need interactive, seekable waveform visualization in a web app", "you want plugin-based extensibility like regions, timelines, or spectrograms", "you need a lightweight, well-maintained TypeScript library with a large community"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/wavesurferjs", "repo": "katspaugh/wavesurfer.js", "role": "main", "score": 98}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:10:41.839822+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T17:19:05.651198+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0b7573be47c364db607ef57b66b0495c02e96454c71023227b7106e403dd9fe0", "fetched_at": "2026-08-28T04:10:41.839822+00:00", "kind": "readme", "missing": false, "url": "https://github.com/katspaugh/wavesurfer.js"}, {"content_hash": "0221a610f11e3424ce32fea3bb4c844b38033b87bb10bd389fa157cd67f96797", "fetched_at": "2026-08-29T08:18:40.373008+00:00", "kind": "homepage", "missing": false, "url": "https://wavesurfer.xyz"}, {"content_hash": "dc63a1d0c589d8bfc1c4a817fc88ac4c0e491562d23667358ae4e29a84b730bc", "fetched_at": "2026-08-29T08:18:40.381946+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/docs"}, {"content_hash": "842c15f03d0d96a25f89da696a773f460f951c2bf3127651098afbff05bac7e0", "fetched_at": "2026-08-29T08:18:40.383843+00:00", "kind": "site_page", "missing": false, "url": "https://wavesurfer.xyz/about"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 98, "longevity": 100, "rhythm": 98}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": [], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 5295, "days_push": 12, "days_rel": 12, "gap_med": 10.0, "n_releases_24m": 43}, "score": 98, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}