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
6 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(192d ago)GitHub API fallback27 repositories
91%
of the visible star count comes from this organization's top three repositories.
8.2K
stars per repository in this same snapshot.
JavaScript
is the most common language here, with 6 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.
Top Repositories
| # | Repository | Language | Stars |
|---|---|---|---|
| 1 | twbs/bootstrap The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web. | MDX | 174.6K |
| 2 | twbs/ratchet Build mobile apps with simple HTML, CSS, and JavaScript components. | CSS | 14.7K |
| 3 | twbs/bootstrap-sass Official Sass port of Bootstrap 2 and 3. | SCSS | 12.5K |
| 4 | twbs/icons Official open source SVG icon library for Bootstrap. | TypeScript | 8.1K |
| 5 | twbs/rfs ✩ Automates responsive resizing ✩ | CSS | 3.4K |
| 6 | twbs/bootlint HTML linter for Bootstrap projects | JavaScript | 2.4K |
| 7 | twbs/bootstrap-rubygem Bootstrap rubygem for Rails / Sprockets / Hanami / etc | SCSS | 2K |
| 8 | twbs/bootstrap-npm-starter Starter template for new building with Bootstrap 4 in npm projects. | HTML | 1.2K |
| 9 | twbs/examples Functional examples of using Bootstrap in common JS frameworks like Webpack, Parcel, Vite, and more! | HTML | 692 |
| 10 | twbs/bootstrap-expo Beautiful and inspiring uses of Bootstrap. | SCSS | 478 |
| 11 | twbs/blog Official blog for Bootstrap. | HTML | 274 |
| 12 | twbs/bootstrap-server The node server that powers the bootstrap customize page (no longer maintained). | JavaScript | 178 |
| 13 | twbs/stylelint-config-twbs-bootstrap Stylelint config for Bootstrap | JavaScript | 155 |
| 14 | twbs/no-carrier Tool to auto-close old GitHub issues that were abandoned by their reporter | Scala | 130 |
| 15 | twbs/release Bootstrap Release Working Group | 117 | |
| 16 | twbs/rorschach Bootstrap pull request sanity checker bot | Scala | 105 |
| 17 | twbs/mq4-hover-shim A shim for the Media Queries Level 4 `hover` media feature | JavaScript | 98 |
| 18 | twbs/grunt-bootlint A Grunt wrapper for Bootlint, the HTML linter for Bootstrap projects | JavaScript | 66 |
| 19 | twbs/fantasticon Icon font generation tool | TypeScript | 48 |
| 20 | twbs/savage Service to safely run Travis CI tests with heightened permissions on pull requests | Scala | 45 |
| 21 | twbs/bootstrap-npm Demo for how to include, customize, and compile Bootstrap's Sass/CSS with npm. | HTML | 35 |
| 22 | twbs/grunt-css-flip UNMAINTAINED Grunt plugin for Twitter's css-flip. | JavaScript | 24 |
| 23 | twbs/gruntworker Periodically grabs changes, runs build scripts, and pushes built changes back to the Bootstrap git repo | Python | 20 |
| 24 | twbs/bootlint-server | JavaScript | 7 |
| 25 | twbs/postcss-prefix-custom-properties Prefix CSS custom properties (CSS variables) with PostCSS. | JavaScript | 6 |
| 26 | twbs/rewire Easy monkey-patching for node.js unit tests | 4 | |
| 27 | twbs/bootstrap-vscode-theme | TypeScript | 3 |
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 organization 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.