The standards-based toolkit for Web Components. Generate Custom Elements Manifests, Dev Server, LSP, and MCP for your app or design system
☆41May 7, 2026Updated this week
Alternatives and similar repositories for cem
Users that are interested in cem are comparing it to the libraries listed below. We may earn a commission when you buy through links labeled 'Ad' on this page.
Sorting:
- Custom Elements Language Server provides useful language features for Web Components. Features include code actions, completions, diagnos…☆92Nov 21, 2023Updated 2 years ago
- Editor tools for working with design tokens☆90Mar 17, 2026Updated last month
- RFCs for changes to Lit☆19Mar 11, 2025Updated last year
- Language server that surfaces Web Components metadata, completions, and diagnostics. This includes the IDE extensions and CLI tools for i…☆38Apr 17, 2026Updated 3 weeks ago
- A simple SPA routing and state management library for everyday use☆29Oct 2, 2025Updated 7 months ago
- Deploy to Railway using AI coding agents - Free Credits Offer • AdUse Claude Code, Codex, OpenCode, and more. Autonomous software development now has the infrastructure to match with Railway.
- Red Hat's Design System☆136May 1, 2026Updated last week
- Helper, mixins, tools, and more for supporting your custom elements in participating in an ancestor form.☆57Jul 25, 2024Updated last year
- A collection of quality-of-life DX enhancements to Lit or "vanilla" web components☆19Oct 20, 2024Updated last year
- A custom elements manifest analyzer plugin to generate configuration files for web component integration with JetBrains IDEs☆11Aug 7, 2023Updated 2 years ago
- the new new teacup gorilla☆16Dec 11, 2025Updated 4 months ago
- A custom elements manifest analyzer plugin to generate a custom data file for VS Code.☆19Aug 3, 2023Updated 2 years ago
- A Web Component starter template☆46Apr 24, 2026Updated 2 weeks ago
- Browser library adding small features to native import maps☆14Jul 25, 2025Updated 9 months ago
- Simplr Router is a easy to use and easy to set up router for Web Components.☆49Mar 6, 2023Updated 3 years ago
- Managed hosting for WordPress and PHP on Cloudways • AdManaged hosting for WordPress, Magento, Laravel, or PHP apps, on multiple cloud providers. Deploy in minutes on Cloudways by DigitalOcean.
- USWDS Elements☆58Apr 15, 2026Updated 3 weeks ago
- Heximal is a web-based interactive document and notebook system☆184Apr 13, 2025Updated last year
- Web Components community group☆232Updated this week
- SL Design System☆65Updated this week
- A stellar way to build reactive custom elements.☆70Feb 2, 2025Updated last year
- ☆11Sep 2, 2022Updated 3 years ago
- @custom-elements-manifest/analyzer plugin to ✨ automatically ✨ create react wrappers for your custom elements☆11Jun 28, 2021Updated 4 years ago
- Custom Elements Manifest is a file format that describes custom elements in your project.☆312Apr 23, 2026Updated 2 weeks ago
- Standard Schema to OpenAPI Schema convertor☆20Nov 22, 2025Updated 5 months ago
- Virtual machines for every use case on DigitalOcean • AdGet dependable uptime with 99.99% SLA, simple security tools, and predictable monthly pricing with DigitalOcean's virtual machines, called Droplets.
- ☆12Apr 30, 2022Updated 4 years ago
- Replace content before bundling with support for Filefilter, Namespace, Regex and Functions.☆12Mar 26, 2023Updated 3 years ago
- A routing utility to integrate route state into your business logic layer.☆25Feb 22, 2016Updated 10 years ago
- A baseline UI as Mixins, Custom Elements, React Components, etc.☆11Oct 13, 2025Updated 6 months ago
- A file format for describing custom elements☆492Feb 28, 2026Updated 2 months ago
- Plugin for Strider-CD to deploy with SSH☆14Nov 15, 2019Updated 6 years ago
- A react table component with fucking difficult features☆10Apr 4, 2020Updated 6 years ago
- PatternFly Elements. A set of community-created web components based on PatternFly design.☆391Updated this week
- Build (and push) Docker images in Strider☆16Jan 22, 2021Updated 5 years ago
- End-to-end encrypted email - Proton Mail • AdSpecial offer: 40% Off Yearly / 80% Off First Month. All Proton services are open source and independently audited for security.
- GHAST (GitHub Actions Static Analysis Tool) is a tool to analyze the security posture of your GitHub Actions and its surrounding environm…☆20Aug 29, 2023Updated 2 years ago
- A Vanilla JS Web Component implementation of the Rough Notation library☆20Jan 6, 2023Updated 3 years ago
- Expose a stack of blocking elements https://github.com/whatwg/html/issues/897☆16Apr 9, 2026Updated last month
- TypeScript types for building type-safe Web Components with proper type checking for custom elements.☆12Apr 25, 2025Updated last year
- This is a RFID RC522 driver for raspberry Pi .☆18Mar 19, 2018Updated 8 years ago
- PostCSS plugin enabling variable mapping for each☆12Nov 28, 2017Updated 8 years ago
- try/require mechanism to conditionally load a module using require.☆10May 21, 2015Updated 10 years ago