GitStar

BootstrapOrganization

Bootstrap

@twbs • Source code and more for the most popular front-end framework in the world.. Use this route to separate flagship concentration from portfolio breadth before you treat a publisher as broadly strong.

Portfolio concentration

91%

Top three share

Shows whether the organization is driven by one breakout repo or several visible projects.

Breadth

27 repos

Visible snapshot

7 repositories updated in the last 90 days.

Leading language

JavaScript

Portfolio mix

JavaScript (8), HTML (4), SCSS (3)

Average size

8.2K

Stars per repository

Useful for distinguishing one flagship-heavy publisher from a repeatable portfolio.

Updated: 2026-02-15(87d ago)GitHub API fallback27 repositories

Portfolio Shape

91%

of the visible star count comes from this organization's top three repositories.

Average Repository Size

8.2K

stars per repository in this same snapshot.

Current Mix

JavaScript

is the most common language here, with 7 repositories updated in the last 90 days.

Why this rank

This organization stands out because one flagship repo drives 79% of its visible star count.

Flagship share 79%Breakout repo: bootstrap

Organization pages work best when you separate portfolio breadth from flagship concentration. In Bootstrap's case, the visible top three repositories account for about 91% of total stars in this snapshot, which helps explain whether the organization is known for one breakout project or for a broader repeatable portfolio.

The dominant language mix here is JavaScript (8), HTML (4), SCSS (3). That makes this page useful not just for popularity checks, but also for seeing what technical shape an organization's public ecosystem actually has.

Source: GitHub API fallback. This is the same cache-first snapshot used by the organization ranking list, so the summary view and the detail view should stay aligned.

Top Repositories

#RepositoryLanguage⭐ Stars
1twbs/bootstrap

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

MDX174.2K
2twbs/ratchet

Build mobile apps with simple HTML, CSS, and JavaScript components.

CSS14.7K
3twbs/bootstrap-sass

Official Sass port of Bootstrap 2 and 3.

SCSS12.5K
4twbs/icons

Official open source SVG icon library for Bootstrap.

TypeScript8K
5twbs/rfs

✩ Automates responsive resizing ✩

CSS3.4K
6twbs/bootlint

HTML linter for Bootstrap projects

JavaScript2.4K
7twbs/bootstrap-rubygem

Bootstrap rubygem for Rails / Sprockets / Hanami / etc

SCSS2K
8twbs/bootstrap-npm-starter

Starter template for new building with Bootstrap 4 in npm projects.

HTML1.2K
9twbs/examples

Functional examples of using Bootstrap in common JS frameworks like Webpack, Parcel, Vite, and more!

HTML676
10twbs/bootstrap-expo

Beautiful and inspiring uses of Bootstrap.

SCSS478
11twbs/blog

Official blog for Bootstrap.

HTML271
12twbs/bootstrap-server

The node server that powers the bootstrap customize page (no longer maintained).

JavaScript178
13twbs/stylelint-config-twbs-bootstrap

Stylelint config for Bootstrap

JavaScript157
14twbs/no-carrier

Tool to auto-close old GitHub issues that were abandoned by their reporter

Scala129
15twbs/release

Bootstrap Release Working Group

117
16twbs/rorschach

Bootstrap pull request sanity checker bot

Scala105
17twbs/mq4-hover-shim

A shim for the Media Queries Level 4 `hover` media feature

JavaScript98
18twbs/grunt-bootlint

A Grunt wrapper for Bootlint, the HTML linter for Bootstrap projects

JavaScript66
19twbs/fantasticon

Icon font generation tool

TypeScript47
20twbs/savage

Service to safely run Travis CI tests with heightened permissions on pull requests

Scala45
21twbs/bootstrap-npm

Demo for how to include, customize, and compile Bootstrap's Sass/CSS with npm.

HTML35
22twbs/grunt-css-flip

UNMAINTAINED Grunt plugin for Twitter's css-flip.

JavaScript24
23twbs/gruntworker

Periodically grabs changes, runs build scripts, and pushes built changes back to the Bootstrap git repo

Python20
24twbs/bootlint-serverJavaScript7
25twbs/postcss-prefix-custom-properties

Prefix CSS custom properties (CSS variables) with PostCSS.

JavaScript5
26twbs/rewire

Easy monkey-patching for node.js unit tests

4
27twbs/bootstrap-vscode-themeTypeScript3

Next step after the organization read

Open a flagship repository, compare a couple of portfolio leaders, or return to the organization map when you want a broader concentration read.

Learn and methodology

Keep trust-building context reachable, but behind the first data read instead of ahead of it.

How to Read This Snapshot

Total stars are useful as a discovery signal, but they do not tell you whether a team maintains every repository equally. Pair this page with release cadence, maintainer activity, and the flagship concentration shown above before making adoption decisions.

For broader background on GitStar's ranking logic and editorial guidance, see Methodology & Editorial Standards.