Repositories list

• svelte-custom-renderers

  Public

  mainmatter/svelte-custom-renderers’s past year of commit activity
  Svelte

  •

  MIT License

  •0•3•1•10•Updated Feb 17, 2026Feb 17, 2026

• eslint-plugin-qunit-dom

  Public

  mainmatter/eslint-plugin-qunit-dom’s past year of commit activity
  An ESLint plugin for qunit-dom that automatically fixes the most common issues.

  emberemberjseslint+ 4eslint-pluginqunithacktoberfestqunit-dom

  JavaScript

  •

  MIT License

  •4•2•2•10•Updated Feb 17, 2026Feb 17, 2026

• gerust

  Public
  Gerust is a project generator for Rust backend projects. It takes care of the accidental complexity so you can stay focused on what matters.

  rustbackend

  Liquid

  •

  MIT License

  •18•168•11•9•Updated Feb 17, 2026Feb 17, 2026

• warp-drive

  Public
  WarpDrive is the lightweight data library for ambitious web apps — universal, typed, reactive, and ready to scale.

  TypeScript

  •

  MIT License

  •1.3k•0•0•1•Updated Feb 17, 2026Feb 17, 2026

• ember-cookies

  Public
  Cookies abstraction for Ember.js that works both in the browser as well as with Fastboot on the server

  embercookiesfastboot

  JavaScript

  •

  MIT License

  •46•114•6•6•Updated Feb 17, 2026Feb 17, 2026

• mainmatter.com

  Public
  The source code for https://mainmatter.com

  Nunjucks

  •9•19•19•12•Updated Feb 17, 2026Feb 17, 2026

• eleventy-plugin-schema

  Public
  Eleventy plugin to generate JSON-LD structured data.

  JavaScript

  •

  MIT License

  •11•0•0•0•Updated Feb 17, 2026Feb 17, 2026

• build-start-rebuild-perf

  Public
  Measure your build, app start up, and rebuild times in one go

  JavaScript

  •

  MIT License

  •1•3•3•12•Updated Feb 17, 2026Feb 17, 2026

• sheepdog

  Public
  Sheepdog – herd your async tasks!

  MDX

  •

  MIT License

  •2•120•8•15•Updated Feb 17, 2026Feb 17, 2026

• auto-reveal

  Public

  mainmatter/auto-reveal’s past year of commit activity
  hacktoberfestrevealjsvite

  JavaScript

  •

  MIT License

  •1•5•6•12•Updated Feb 17, 2026Feb 17, 2026

• eurorust.eu

  Public
  EuroRust landing page

  rustwebsiteconference

  HTML

  •3•0•3•33•Updated Feb 17, 2026Feb 17, 2026

• ember-workshop

  Public
  The example apps for simplabs' Ember.js Workshop

  Other

  •18•12•8•11•Updated Feb 17, 2026Feb 17, 2026

• svelte-promise-modals

  Public
  Modals in Svelte made easy. Promised.🤞

  TypeScript

  •

  MIT License

  •2•35•3•14•Updated Feb 17, 2026Feb 17, 2026

• ember-test-selectors

  Public

  mainmatter/ember-test-selectors’s past year of commit activity
  Enabling better element selectors in Ember.js tests

  embertesttest-selectors+ 1hacktoberfest

  JavaScript

  •

  MIT License

  •41•262•3•13•Updated Feb 17, 2026Feb 17, 2026

• ember-simple-auth

  Public

  mainmatter/ember-simple-auth’s past year of commit activity
  A library for implementing authentication/authorization in Ember.js applications.

  emberauthsession-management

  JavaScript

  •

  MIT License

  •595•1.9k•34•17•Updated Feb 17, 2026Feb 17, 2026

• qunit-dom

  Public
  High Level DOM Assertions for QUnit

  emberemberjsqunit+ 3hacktoberfestqunit-domdom-assertions

  TypeScript

  •

  MIT License

  •124•181•17•42•Updated Feb 16, 2026Feb 16, 2026

• rust-wasm-image-processing

  Public
  Experience Rust by writing an image-processing service

  Rust

  •2•3•5•0•Updated Feb 16, 2026Feb 16, 2026

• ember-api-actions

  Public
  Ember.js addon allowing you to easily implement non-CRUD actions for your Ember Data models

  emberjscrudember-data

  JavaScript

  •

  MIT License

  •3•6•2•22•Updated Feb 16, 2026Feb 16, 2026

• this-week-in-open-source

  Public
  Rust

  •

  MIT License

  •1•0•1•48•Updated Feb 15, 2026Feb 15, 2026

• ember-hbs-minifier

  Public
  Stripping whitespace out of your Handlebars templates

  JavaScript

  •

  MIT License

  •9•49•6•45•Updated Feb 15, 2026Feb 15, 2026

• playbook

  Public
  A book describing the patterns and practices that Mainmatter uses to build lasting products, systematically.

  HTML

  •1•16•4•6•Updated Feb 15, 2026Feb 15, 2026

• ember-error-route

  Public

  mainmatter/ember-error-route’s past year of commit activity
  JavaScript

  •

  MIT License

  •3•6•4•50•Updated Feb 13, 2026Feb 13, 2026

• ember-promise-modals

  Public
  The easy solution for rendering and handling modals in Ember.js apps. Promised.

  promisesemberjsmodals+ 1emberjs-addon

  JavaScript

  •

  MIT License

  •14•33•4•14•Updated Feb 12, 2026Feb 12, 2026

• eslint-plugin-ember-concurrency

  Public
  ESLint plugin for ember-concurrency users

  embereslinteslint-plugin+ 2hacktoberfestember-concurrency

  JavaScript

  •

  MIT License

  •4•13•6•10•Updated Feb 12, 2026Feb 12, 2026

• qunit-console-grouper

  Public

  mainmatter/qunit-console-grouper’s past year of commit activity
  QUnit plugin that groups console messages by test

  JavaScript

  •

  MIT License

  •2•22•4•10•Updated Feb 12, 2026Feb 12, 2026

• ember-intl-analyzer

  Public

  mainmatter/ember-intl-analyzer’s past year of commit activity
  Find missing or unused translations in your Ember.js projects

  i18ntranslationsemberjs+ 1ember-intl

  JavaScript

  •

  MIT License

  •16•50•9•16•Updated Feb 12, 2026Feb 12, 2026

• ember-asset-size-action

  Public
  Comment with the diff for the asset sizes on Pull Request

  JavaScript

  •

  MIT License

  •15•22•3•14•Updated Feb 12, 2026Feb 12, 2026

• gravity_dummy

  Public
  Dummy repo used to test the Gravity Github App

  TypeScript

  •0•0•1•12•Updated Feb 12, 2026Feb 12, 2026

• ember-hotspots

  Public
  Create interactive prototypes from scratch and design mockups using little code but the full power of the Ember.js ecosystem.

  emberjsaddonclickdummy+ 1ember-hotspots

  JavaScript

  •

  MIT License

  •0•5•4•10•Updated Feb 12, 2026Feb 12, 2026

• eserde

  Public
  Just like `serde`, but with more exhaustive error reporting capabilities. Designed for public API payloads.

  Rust

  •

  Apache License 2.0

  •14•221•14•6•Updated Feb 8, 2026Feb 8, 2026