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Top 23 HTML open-source Projects
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windmill
Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows and UIs. Fastest workflow engine (13x vs Airflow). Open-source alternative to Retool and Temporal.
GitHub: github.com/windmill-labs/windmill
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SaaSHub
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privacytests.org
Source code for privacytests.org. Includes browser testing code and site rendering.
Project mention: The privacy nightmare of browser fingerprinting | news.ycombinator.com | 2025-11-22Not a proof but things to consider: https://privacytests.org/
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awesome-login-pages
This repository consist of many login page example, whch can be used for any web or hybrid app developement.
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IHP-Open-PDK
130nm BiCMOS Open Source PDK, dedicated for Analog, Mixed Signal and RF Design. Documentation is here:
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portfolio-template
An open source portfolio template for anyone to use for free. Give it a star ⭐ if you find it useful. (by devsyedmohsin)
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awesome-python
🐍 Hand-picked awesome Python libraries and frameworks, organised by category (by dylanhogg)
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affiliate-skills
50 AI agent skills for affiliate marketing. Research trending content, write data-backed posts, generate infographics, build landing pages, deploy — full flywheel with social intelligence. Works with Claude Code, Pi, ChatGPT, Gemini, Cursor, Windsurf, any AI.
Project mention: Show HN: AI agent skills for affiliate marketing (Markdown, works with any LLM) | news.ycombinator.com | 2026-04-03 -
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jobs
💼 Post your open source design jobs, and find open source design to work on! (by opensourcedesign)
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seamless-ui
The next gen UI made with simple HTML and Tailwind CSS. It's compatible with simple HTML, CSS static website or a React, Vue, Angular or Next.js Complex app. Zero JS and no-plugins installed.
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
HTML open-source discussion
HTML open-source related posts
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Windmill Pricing Teardown 2026
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Windmill Has a Free API: Open-Source Alternative to Retool and Zapier for Developer Workflows
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How I built a tool that detects AI slop in codebases (and what patterns I found)
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Why Metaflow?
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Project of the Week: Windmill
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uBlock Origin Forcefully Removed by Chrome
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What are the best private browsers in 2025?
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A note from our sponsor - SaaSHub
www.saashub.com | 10 Jun 2026
Index
What are some of the best open-source open-source projects in HTML? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | windmill | 16,650 |
| 2 | startbootstrap-sb-admin-2 | 9,878 |
| 3 | aos-AVP | 4,495 |
| 4 | startbootstrap-clean-blog-jekyll | 2,135 |
| 5 | my-flipper-shits | 1,761 |
| 6 | one-html-page-challenge | 1,341 |
| 7 | opensourcefriday | 1,228 |
| 8 | privacytests.org | 1,180 |
| 9 | AdGuardMiniForMac | 1,169 |
| 10 | learn-javascript | 1,032 |
| 11 | ML-University | 937 |
| 12 | pirateweather | 884 |
| 13 | awesome-login-pages | 778 |
| 14 | IHP-Open-PDK | 745 |
| 15 | Playfair | 599 |
| 16 | Slopify | 531 |
| 17 | portfolio-template | 491 |
| 18 | awesome-python | 461 |
| 19 | affiliate-skills | 431 |
| 20 | Admin-Template | 358 |
| 21 | jobs | 350 |
| 22 | platforms-on-k8s | 325 |
| 23 | seamless-ui | 318 |
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