Top 21 HTML Framework Projects

Milligram

1 23 10,233 0.0 HTML

A minimalist CSS framework.
Stream

getstream.io featured

Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.
Chota

2 15 1,502 3.8 HTML

A micro (3kb) CSS framework

Project mention: Ruby on Rails 8 - Frontend Rápido com Frameworks CSS Classless ou Class-Light sem CDN | dev.to | 2025-01-22
homie-esp8266

3 0 1,364 3.4 HTML

💡 ESP8266 framework for Homie, a lightweight MQTT convention for the IoT
awesome-cli-frameworks

4 5 947 5.4 HTML

Collection of tools to build beautiful command line interface in different languages

Project mention: Rust CLIs with Clap | news.ycombinator.com | 2025-06-30

Worth noting that you can do this in languages other than Rust. Python, for example, has https://github.com/fastapi/typer. https://github.com/shadawck/awesome-cli-frameworks lists relevant libraries in many languages, though not all of them support clap-style structured parsing.
concrete.css

5 7 609 6.4 HTML

A simple and to the point classless CSS framework

Project mention: Ruby on Rails 8 - Frontend Rápido com Frameworks CSS Classless ou Class-Light sem CDN | dev.to | 2025-01-22
Duik

6 1 362 8.8 HTML

Duik Ángela | Rigging and animation tools for After Effects
sifrr

7 1 338 0.0 HTML

:zap: Set of tiny, independent libraries for creating modern and fast webapps with javascript/typescript
InfluxDB

www.influxdata.com featured

InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
Ignite

8 2 214 3.7 HTML

A comprehensive Flask boilerplate to build SaaS applications that includes Stripe billing, emails, login, and OAuth. (by Sumukh)
openxava

9 0 116 9.9 HTML

Automatic frontend engine for Java
KITT-Lite

10 1 82 0.0 HTML

Python-Based Pentesting CLI Tool
milligram-scss

11 1 46 0.0 HTML

A minimalist CSS framework on SCSS version.
suCSS

12 2 28 6.3 HTML

A minimal and clean CSS Classless framework, designed to provide a lightweight and elegant foundation for web development. Keep your projects streamlined and stylish with a framework that doesn't suCC(S). 💼

Project mention: Playing with Hilton's Digital Keycard API | news.ycombinator.com | 2024-10-15

Oh and I would love feedback on my blog theme; i've been tweaking it a bit but I'm not sure if the colors are quite right. It's based off the awesome work of the [suCSS](https://github.com/speyll/suCSS/) theme by [Speyll](https://github.com/speyll)
thisvsthat

13 1 24 2.6 HTML

Learn web development by comparing different technologies.
milligram-sass

14 1 23 0.0 HTML

A minimalist CSS framework on Sass version.
milligram-less

15 1 19 0.0 HTML

A minimalist CSS framework on Less version.
milligram-stylus

16 1 18 0.0 HTML

A minimalist CSS framework on Stylus version.
edunn

17 1 17 6.8 HTML

Learn how modern, modular Neural Networks work by implementing a PyTorch/Keras-like framework.
merlin

18 2 11 8.1 HTML

A functional JS framework that values elegance, simplicity and minimalism. (by marcodpt)

Project mention: The Merlin JavaScript Framework | news.ycombinator.com | 2024-09-16
pocket-flow-framework

19 1 3 7.8 HTML

LLM Framework for LLMs (by helenaeverleyz)

Project mention: Show HN: Agents are a directed nested graph | news.ycombinator.com | 2025-02-17
starter-page-template

20 1 1 3.4 HTML

A skeleton template of standard layout components for building web pages
vipentium

21 0 0 9.4 HTML

Modern Testing Framework - Python
SaaSHub

www.saashub.com featured

SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

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).

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A note from our sponsor - Stream
getstream.io | 11 Jul 2025

Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure. Learn more →

Index

What are some of the best open-source Framework projects in HTML? This list will help you:

#	Project	Stars
1	Milligram	10,233
2	Chota	1,502
3	homie-esp8266	1,364
4	awesome-cli-frameworks	947
5	concrete.css	609
6	Duik	362
7	sifrr	338
8	Ignite	214
9	openxava	116
10	KITT-Lite	82
11	milligram-scss	46
12	suCSS	28
13	thisvsthat	24
14	milligram-sass	23
15	milligram-less	19
16	milligram-stylus	18
17	edunn	17
18	merlin	11
19	pocket-flow-framework	3
20	starter-page-template	1
21	vipentium	0