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Top 23 TypeScript Monorepo Projects
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Website: twenty.com
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Mattermost
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
Project mention: 5 Open Source Alternatives Worth Considering Before Renewing Expensive SaaS Tools | dev.to | 2026-04-10Slack's value is real, especially for cross-company conversations with clients and vendors. But for internal communication in companies that care about data residency or audit requirements, Mattermost is a credible self-hosted alternative. The source is on GitHub and the Mattermost deployment guide covers the install on Docker, Kubernetes, and most Linux distributions.
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lerna
Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository.
Project mention: Inside a 3-app Turborepo monorepo: parallelism, caching, and CI that stays fast | dev.to | 2026-05-12But workspaces alone doesn't handle task orchestration — what to build first, what to cache, what to skip. For that, build tools like Lerna, Nx, or Turborepo are generally used. They sit on top of workspaces, not in place of them — you use both.
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nx
The Monorepo Platform that amplifies both developers and AI agents. Nx optimizes your builds, scales your CI, and fixes failed PRs automatically. Ship in half the time.
Project mention: Designing for Scale: Repository Structures that Boost Software Development Productivity | dev.to | 2026-05-20The solution isn't always a knee-jerk switch to a polyrepo. As radwanalmsora highlighted in the discussion, more often it's about investing in robust tooling for your monorepo. Tools like Bazel, Nx, or Turborepo can build graphs to understand dependencies, ensuring CI only runs affected targets. Combined with CODEOWNERS files, these tools enable even massive monorepos (think Google or Meta scale) to function efficiently. The takeaway for technical leadership: invest in smart tooling early to maintain high software development productivity, rather than letting a lack of structure dictate your repository strategy.
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react-starter-kit
Edge-native React template in a monorepo setup: Includes Vite frontend, Hono API, TanStack Router, shared types/utilities, and Terraform infra for scalable web development.
Project mention: Next.js VS react-starter-kit - a user suggested alternative | libhunt.com/r/next.js | 2025-08-08Hey everyone, if Next.js feels a bit heavy for your needs or you're after something with Bun's speed, I'd suggest React Starter Kit as a solid alternative: https://github.com/kriasoft/react-starter-kit. It's a production-ready monorepo boilerplate with React 19, TypeScript for end-to-end safety, Tailwind CSS, tRPC for seamless APIs, and effortless Cloudflare Workers deployment—perfect for scalable full-stack apps with less config bloat and edge-native performance. Give it a spin if you're building something fresh!
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Bit
AI-powered development workspaces with reusable components, architectural clarity and zero overhead.
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berty
Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network
Project mention: Jack Dorsey Releases BitChat: Encrypted Messaging via Bluetooth LE Mesh | news.ycombinator.com | 2025-07-06 -
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umbrella
⛱ Broadly scoped ecosystem & mono-repository of 215 TypeScript projects (and ~185 examples) for general purpose, functional, data driven development
Project mention: Thi.ng – open-source building blocks for computational design and art | news.ycombinator.com | 2026-06-07 -
saasfly
Your Next SaaS Template or Boilerplate ! A magic trip start with `bun create saasfly` . The more stars, the more surprises
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changed-files
:octocat: Github action to retrieve all (added, copied, modified, deleted, renamed, type changed, unmerged, unknown) files and directories.
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bluelibs
A collection of open-source software solutions designed for the modern web and enterprise scale.
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).
TypeScript Monorepo discussion
TypeScript Monorepo related posts
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Monorepo vs Multi-Repo: Why AI Agents Tip the Scale
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Governing npm Dependencies Across a Monorepo
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404 Deno CEO not found
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Add text to MIT License banning ICE collaborators (2018)
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ICE tells legal observer, 'We have a database, now you're a domestic terrorist'
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Error handling anti-patterns rules Claude-Mem codebase.
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Managing Terraform Modules with Nx Monorepo
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A note from our sponsor - SaaSHub
www.saashub.com | 14 Jun 2026
Index
What are some of the best open-source Monorepo projects in TypeScript? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | Twenty | 49,733 |
| 2 | Mattermost | 37,733 |
| 3 | lerna | 36,060 |
| 4 | nx | 28,893 |
| 5 | react-starter-kit | 23,600 |
| 6 | Bit | 18,409 |
| 7 | berty | 9,206 |
| 8 | rushstack | 6,472 |
| 9 | ProtonMail Web Client | 5,459 |
| 10 | umbrella | 3,807 |
| 11 | saasfly | 2,884 |
| 12 | ethereumjs-monorepo | 2,755 |
| 13 | changed-files | 2,703 |
| 14 | nextjs-monorepo-example | 1,803 |
| 15 | rnx-kit | 1,722 |
| 16 | ts-monorepo | 1,620 |
| 17 | turborepo-remote-cache | 1,453 |
| 18 | ultra-runner | 1,245 |
| 19 | semaphore | 1,068 |
| 20 | expo-monorepo-example | 991 |
| 21 | genshin-optimizer | 985 |
| 22 | nx-examples | 962 |
| 23 | bluelibs | 776 |
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