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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>yProv - Multi-level Provenance Management Framework</title>
<meta name="description" content="Open-source software ecosystem for provenance management in scientific workflows, compliant with W3C PROV standards.">
<style>
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
--green-dark: #1f7a3e;
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--gray-dark: #3d3d3d;
--gray-mid: #555555;
--gray-light: #f4f4f4;
--white: #ffffff;
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body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
line-height: 1.6;
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/* ── NAV ── */
header {
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display: flex;
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.nav-logo {
display: flex;
align-items: center;
gap: 0.75rem;
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.nav-logo img {
height: 38px;
width: auto;
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.nav-logo-text {
font-size: 1.7rem;
font-weight: 700;
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letter-spacing: -0.5px;
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.nav-links {
display: flex;
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list-style: none;
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.nav-links a {
color: rgba(255,255,255,0.85);
text-decoration: none;
font-weight: 500;
font-size: 0.95rem;
transition: color 0.2s;
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.nav-links a { color: var(--gray-dark); }
.nav-links a:hover { color: var(--green-dark); }
/* ── HERO ── */
.hero {
background: linear-gradient(135deg, var(--gray-dark) 0%, #2a2a2a 40%, var(--green-dark) 100%);
color: var(--white);
padding: 5.5rem 0 6rem;
text-align: center;
position: relative;
overflow: hidden;
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#particles-canvas {
position: absolute;
top: 0; left: 0;
width: 100%; height: 100%;
z-index: 1;
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.hero-inner {
position: relative;
z-index: 10;
max-width: 1200px;
margin: 0 auto;
padding: 0 2rem;
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.hero-logo {
display: block;
margin: 0 auto 2rem;
height: 110px;
width: auto;
filter: drop-shadow(0 4px 16px rgba(0,0,0,0.45));
}
.hero h1 {
font-size: 3rem;
font-weight: 700;
margin-bottom: 1rem;
line-height: 1.2;
}
.hero h1 span { color: var(--green-light); }
.hero p {
font-size: 1.15rem;
max-width: 740px;
margin: 0 auto 2.5rem;
opacity: 0.9;
}
.cta-buttons {
display: flex;
gap: 1rem;
justify-content: center;
flex-wrap: wrap;
}
.btn {
padding: 0.8rem 1.9rem;
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text-decoration: none;
font-weight: 600;
font-size: 0.95rem;
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.btn-primary {
background: var(--green-mid);
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border-color: var(--green-dark);
transform: translateY(-2px);
box-shadow: 0 6px 16px rgba(0,0,0,0.25);
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.btn-secondary {
background: transparent;
color: var(--white);
border: 2px solid rgba(255,255,255,0.6);
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.btn-secondary:hover {
border-color: var(--green-light);
color: var(--green-light);
}
/* ── SECTIONS ── */
.container {
max-width: 1200px;
margin: 0 auto;
padding: 0 2rem;
}
.section { padding: 5.5rem 0; }
.section-alt { background: var(--gray-light); }
.section-title {
text-align: center;
font-size: 2.2rem;
font-weight: 700;
color: var(--gray-dark);
margin-bottom: 0.5rem;
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.section-sub {
text-align: center;
color: var(--gray-mid);
margin-bottom: 3rem;
font-size: 1rem;
}
.accent-bar {
width: 48px;
height: 4px;
background: var(--green-mid);
border-radius: 2px;
margin: 0.6rem auto 1.2rem;
}
/* ── CARDS ── */
.grid { display: grid; gap: 1.75rem; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.card {
background: var(--white);
padding: 1.75rem 2rem;
border-radius: 10px;
box-shadow: 0 2px 8px rgba(0,0,0,0.07);
transition: transform 0.25s, box-shadow 0.25s;
border-top: 3px solid transparent;
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.card:hover {
transform: translateY(-4px);
box-shadow: 0 8px 24px rgba(0,0,0,0.11);
border-top-color: var(--green-mid);
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.card-icon { font-size: 1.8rem; margin-bottom: 0.85rem; }
.card h3 { font-size: 1.15rem; margin-bottom: 0.6rem; color: var(--gray-dark); }
.card p { color: var(--gray-mid); font-size: 0.95rem; margin-bottom: 0.9rem; }
.card a {
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font-size: 0.9rem;
}
.card a:hover { color: var(--green-mid); }
/* project badge */
.badge {
display: inline-block;
background: #e8f5e9;
color: var(--green-dark);
font-size: 0.72rem;
font-weight: 700;
letter-spacing: 0.04em;
text-transform: uppercase;
padding: 0.15rem 0.55rem;
border-radius: 4px;
margin-bottom: 0.6rem;
}
/* ── TUTORIALS VIDEO STYLING ── */
.video-container {
width: 100%;
border-radius: 6px;
overflow: hidden;
background: #000;
margin-bottom: 1rem;
box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.video-container video {
width: 100%;
display: block;
}
/* anonymity tweak for card layouts with videos */
.card-video {
display: flex;
flex-direction: column;
justify-content: space-between;
}
/* ── COMMUNITY ── */
.community-card {
text-align: center;
background: var(--white);
padding: 2rem;
border-radius: 10px;
box-shadow: 0 2px 8px rgba(0,0,0,0.07);
}
.community-card h3 { font-size: 1.15rem; margin-bottom: 0.6rem; }
.community-card p { color: var(--gray-mid); font-size: 0.95rem; margin-bottom: 1.25rem; }
.btn-green {
background: var(--green-mid);
color: var(--white);
padding: 0.6rem 1.4rem;
border-radius: 6px;
text-decoration: none;
font-weight: 600;
font-size: 0.9rem;
transition: background 0.2s;
}
.btn-green:hover { background: var(--green-dark); }
/* ── FOOTER ── */
footer {
background: var(--gray-dark);
color: rgba(255,255,255,0.75);
padding: 2.5rem 0;
text-align: center;
font-size: 0.9rem;
}
footer a { color: var(--green-light); margin: 0 0.75rem; text-decoration: none; }
footer a:hover { color: var(--white); }
.footer-logo {
height: 44px;
width: auto;
margin-bottom: 1.2rem;
opacity: 0.9;
}
@media (max-width: 768px) {
.hero h1 { font-size: 2.2rem; }
.nav-links { gap: 1.2rem; font-size: 0.85rem; }
.hero-logo { height: 80px; }
}
</style>
</head>
<body>
<header>
<nav>
<div class="nav-logo">
<img src="HPCI_Logo-t.png" alt="HPCI-Lab Logo">
<span class="nav-logo-text">yProv</span>
</div>
<ul class="nav-links">
<li><a href="#features">Features</a></li>
<li><a href="#projects">Projects</a></li>
<li><a href="#tutorials">Tutorials</a></li>
<li><a href="#community">Community</a></li>
</ul>
</nav>
</header>
<section class="hero">
<div class="container">
<h1>Multi-level Provenance Management</h1>
<p>Open-source software ecosystem for managing provenance in scientific workflows, compliant with W3C PROV standards. Navigate and explore provenance across multiple dimensions for climate analytics, machine learning, and more.</p>
<div class="cta-buttons">
<a href="https://github.com/HPCI-Lab/yProv-CLI" class="btn btn-primary">Get Started</a>
<a href="https://github.com/HPCI-Lab" class="btn btn-secondary">View on GitHub</a>
</div>
</div>
</section>
<section id="features" class="section">
<div class="container">
<h2 class="section-title">Key Features</h2>
<div class="grid grid-3">
<div class="card">
<div class="icon">🔍</div>
<h3>Multi-level Provenance</h3>
<p>Navigate provenance information across multiple dimensions and granularity levels</p>
</div>
<div class="card">
<div class="icon">📊</div>
<h3>W3C PROV Compliant</h3>
<p>Full compliance with W3C PROV family of standards</p>
</div>
<div class="card">
<div class="icon">🔄</div>
<h3>RESTful API</h3>
<p>Easy integration with OpenAPI documentation</p>
</div>
<div class="card">
<div class="icon">🔬</div>
<h3>Scientific Workflows</h3>
<p>Climate analytics, ML experiments, and more</p>
</div>
<div class="card">
<div class="icon">⚡</div>
<h3>Lightweight & Extensible</h3>
<p>Modular architecture with plugins</p>
</div>
<div class="card">
<div class="icon">🔍</div>
<h3>yProv Explorer Live</h3>
<p>Provenance documents visualization and exploration</p>
<a href="https://explorer.yprov.disi.unitn.it/">Check it out! →</a>
</div>
</div>
</div>
</section>
<section id="projects" class="section">
<div class="container">
<h2 class="section-title">yProv Ecosystem</h2>
<p style="text-align: center; color: var(--gray); margin-bottom: 2rem;">A comprehensive suite of tools for provenance tracking, management, and exploration</p>
<div class="grid grid-3">
<div class="card">
<h3>🖥️ yProvStore CLI</h3>
<p>Command-line interface for yProvStore APIs</p>
<a href="https://github.com/HPCI-Lab/yProvStore-cli">Repository →</a>
</div>
<div class="card">
<h3>🤖 yProv4ML</h3>
<p>Machine learning provenance tracking library with PROV-JSON support</p>
<a href="https://github.com/HPCI-Lab/yProv4ML">Repository →</a>
</div>
<div class="card">
<h3>⚙️ yProv4WFs</h3>
<p>A lightweight and extensible provenance library for Workflow Management Systems (WMS), supporting the modeling and capturing of workflow execution metadata in compliance with the W3C PROV standard.</p>
<a href="https://github.com/HPCI-Lab/yProv4WFs">Repository →</a>
</div>
<div class="card">
<h3>🔍 yProv Explorer</h3>
<p>GUI for visualizing and inspecting provenance documents</p>
<a href="https://github.com/HPCI-Lab/yprov-explorer">Repository →</a>
</div>
<div class="card">
<h3>📦 yProvStore</h3>
<p>Large-scale provenance storage and retrieval system</p>
<a href="https://github.com/HPCI-Lab/yProvStore">Repository →</a>
</div>
<div class="card">
<h3>📝 prov2ld </h3>
<p> A lightweight Python script to convert PROV-JSON documents to PROV-JSONLD format according to the W3C PROV-JSONLD specification. </p>
<a href="https://github.com/HPCI-Lab/prov2ld">Repository →</a>
</div>
<div class="card">
<h3>🔄 yProv4REP </h3>
<p> A lightweight reproducibility verification framework that leverages PROV-JSON. </p>
<a href="https://github.com/HPCI-Lab/yProv4REP">Repository →</a>
</div>
<div class="card">
<h3>✅ yProv4SQA</h3>
<p>Software quality assurance provenance support</p>
<a href="https://github.com/HPCI-Lab/yProv4SQA">Repository →</a>
</div>
<div class="card">
<h3> yProvTrace</h3>
<p>A comprehensive permissioned blockchain network implementation with dynamic organization management and chaincode deployment.</p>
<a href="https://github.com/HPCI-Lab/yProvTrace">Repository →</a>
</div>
<div class="card">
<h3>🌐 y2Graph</h3>
<p>Python tool for building provenance graphs from YAML</p>
<a href="https://github.com/HPCI-Lab/y2Graph">Repository →</a>
</div>
</div>
</div>
</section>
<section id="tutorials" class="section section-alt">
<div class="container">
<h2 class="section-title">Video Tutorials</h2>
<p style="text-align: center; color: var(--gray-mid); margin-bottom: 2rem;">Learn how to harness the yProv ecosystem for your workflows</p>
<div class="grid grid-3">
<div class="card card-video">
<div>
<div class="video-container">
<video controls preload="metadata">
<source src="https://raw.githubusercontent.com/HPCI-Lab/yprov.github.io/assets/getting-started.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
</div>
<h3>🚀 Getting Started with yProv</h3>
<p>An introduction to setting up the CLI tool and establishing your initial provenance store tracking environment.</p>
</div>
<a href="https://github.com/HPCI-Lab/yProvStore-cli">View Tool Repo →</a>
</div>
<div class="card card-video">
<div>
<div class="video-container">
<video controls preload="metadata">
<source src="https://raw.githubusercontent.com/HPCI-Lab/yprov.github.io/assets/ml-tracking.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
</div>
<h3>🧠 Tracking ML Pipelines</h3>
<p>How to use yProv4ML to seamlessly monitor dataset lineages, training scripts, and model metrics inside Python workflows.</p>
</div>
<a href="https://github.com/HPCI-Lab/yProv4ML">View ML Repo →</a>
</div>
<div class="card card-video">
<div>
<div class="video-container">
<video controls preload="metadata">
<source src="https://raw.githubusercontent.com/HPCI-Lab/yprov.github.io/assets/explorer-walkthrough.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
</div>
<h3>Visualizing with Explorer</h3>
<p>A deep-dive tutorial mapping complex workflow runs into granular graphics using the yProv Explorer interactive GUI.</p>
</div>
<a href="https://github.com/HPCI-Lab/yprov-explorer">View Explorer Repo →</a>
</div>
</div>
</div>
</section>
<section id="community" class="section">
<div class="container">
<h2 class="section-title">Join the Community</h2>
<div class="grid grid-3">
<div class="card" style="text-align: center;">
<h3>🤝 Contribute</h3>
<p>Join us in developing provenance management tools for scientific workflows</p>
<a href="https://github.com/HPCI-Lab" class="btn btn-primary" style="margin-top: 1rem; color: white;">GitHub Organization</a>
</div>
<div class="card" style="text-align: center;">
<h3>🎓 Research</h3>
<p>A joint project between University of Trento and CMCC Foundation</p>
<a href="https://www.intertwin.eu/article/core-dte-module-yprov" class="btn btn-primary" style="margin-top: 1rem; color: white;">Learn More</a>
</div>
<div class="card" style="text-align: center;">
<h3>💡 Use Cases</h3>
<p>Examples for Climate analytics, ML workflows, Digital Twins, and more</p>
<a href="https://github.com/HPCI-Lab/prov-docs-examples " class="btn btn-primary" style="margin-top: 1rem; color: white;">Examples</a>
</div>
</div>
</div>
</section>
<footer>
<div class="container">
<p>© 2026 HPCI-Lab. Open source under GPL-3.0 License.</p>
<p style="margin-top: 1rem;">
<a href="https://github.com/HPCI-Lab">GitHub</a> |
<a href="https://www.w3.org/TR/prov-overview/">W3C PROV</a> |
<a href="https://www.intertwin.eu/article/core-dte-module-yprov">InterTwin Project</a>
</p>
</div>
</footer>
</body>
</html>