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Dev tools · alternatives · 2026

24 alternatives to Atrium – An open-source, self-hosted client portal

I started a solo software engineering lab earlier this year and wanted a professional foundation for my clients from day one. I looked at platforms like HoneyBook, but they are expensive and didn't feel built for developers. I wanted a lightweight, self-hosted, and white-label solution that handled the essentials—file sharing, project tracking, and invoicing—without the SaaS tax. So I built Atrium. It’s a clean interface that gives clients a single place to track progress and handle billing under my own branding, rather than me stitching together fragmented tools. Core Features: *…

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1
    Atrium▲379

    Legal services for startups, powered by ML

    2018 · atrium.co · its alternatives →

  2. 2
    Atrium▲3

    Self-hosted client portal for agencies & freelancers

    Apr 2026 · atrium.vibralabs.co · its alternatives →

  3. 3

    A client-friendly way to keep your projects organised

    2017 · client-portal.io · its alternatives →

  4. 4
    Dock▲275

    Collaborative workspace for prospects and customers

    2022 · dock.us · its alternatives →

  5. 5
    Hubflo▲228

    Dazzle clients with a powerful client portal, built by AI

    2024 · hubflo.com · its alternatives →

  6. 6MN

    Hi guys, I've created an open source web builder framework (https://grapesjs.com) years ago, which I'm still maintaining, and now I'm excited to publish a side project based on it, Grapedrop (https://grapedrop.com). It's a simple web page builder which allows you to design and publish your web pages very quickly. The project is still in beta with a lot of stuff to improve but I'd really like to share it and hear what people think about it and maybe also get some constructive feedback.

    2018 · its alternatives →

  7. 7

    Hi HN, I built ClientDock - a client portal for service providers to manage communications and files without email chaos. Background: After losing a critical client deliverable in a 200+ email thread, I decided to build a better solution. Most "client portals" are bloated project management tools. I wanted something focused on one thing: making client communication effortless. Technical Details: - Built with Next.js 15 (App Router) - Deployed on Cloudflare Workers using OpenNext adapter - Cloudflare D1 (SQLite at the edge) for data - NextAuth v5 for authentication - Drizzle ORM for type-safe…

    Nov 2025 · clientdock.me · its alternatives →

  8. 8
    Portal▲181

    Hey HN, I'm Zach, founder of Portal. Portal lets you share a live sandbox browser session as a link. Try it here: https://www.makeportals.com/try Instead of asking someone to sign up, install software, or book a demo for user research, onboarding, or sales, you send a link and they interact with the real product in a sandboxed browser environment, then you get session replays. Each viewer gets a fresh remote browser instance that starts from a defined state (URL, cookies, extensions, local files, etc). Sessions are isolated and expire automatically. The sessions have…

    Feb 2026 · makeportals.com · its alternatives →

  9. 9
    Habitus▲126

    An open source build flow tool for Docker

    2016 · habitus.io · its alternatives →

  10. 10
    Devex▲105

    Your own open-source, containerized and shareable cloud IDE.

    2025 · devx.parthkapoor.me · its alternatives →

  11. 11
  12. 12
  13. 13MB

    Hi, I spent the last year and a half writing a book on Docker and microservices, which was finally released on O'Reilly this week. "Using Docker: Developing and Deploying Software with Containers" takes a holistic approach, showing how containers can be used as the central artifact in a modern software development workflow. If anyone has any q's or feedback, please feel free to comment below. The book is available at: http://shop.oreilly.com/product/0636920035671.do (use code AUTHD for a discount)…

    2016 · its alternatives →

  14. 14

    Container-Aware Infrastructure For Enterprise Applications

    2015 · portworx.com · its alternatives →

  15. 15PB

    I am a software engineer working alone on a passion project, a website that helps you stay organized easily and efficiently. Headspace.io is a webmail, notepad, task list and calendar, all rolled into on. The basic premise is that any data in Headspace can be "tagged" and then all relevant information for a particular tag can be displayed in one screen. This is a pre-beta build and I'm hoping to get some early feedback from the wise and generous HN folks. Would you pay a small monthly fee ($5 maybe) for a service like this? http://app.headspace.io/ (This is pre-production so…

    2013 · its alternatives →

  16. 16

    Seven years in the making (I admit that I did get a kid at some point which slowed down progress and brought it to a halt quite a few times), I decided to finaly release it, with a rather drastic change to the now (I believe) generous licensing model. Unlike current major players in this field, I decided to go with uncrippled, free version for commercial use for corps with up to 1M USD ARR. I poured my heart and soul into this, not because I was looking for financial success, but because I felt it just had to be done, given the price hikes wherever you look today. While my wife and kid were…

    Aug 2026 · fdeploy.com · its alternatives →

  17. 17

    Share updates & files in a branded client portal

    2025 · its alternatives →

  18. 18SO

    Hey HN, I wanted to share something I’ve been working on. My startup previously built B2B SaaS, and large enterprises sometimes wanted to self-host it for data residency reasons - but this was a nightmare to build and support. I chatted to other builders/founders and it seems this pain is pretty common. But people tolerate it because the biggest customers often require self-hosting. So we’ve built and open-sourced Shepherd to make it easier to manage these self-hosted deployments. It’s MIT licensed, and provides: 1 - Simplified deployment with a UI to create and manage Helm charts, for…

    2025 · trustshepherd.com · its alternatives →

  19. 19

    Management platform for dental clinics

    2025 · atriumapp.ro · its alternatives →

  20. 20

    I spent the past few weeks making an open source cloud code editing environment with an AI copilot and multiplayer collaboration! It's fully self-hostable in 5-10 minutes. There's a lot of minor improvements to be made, and some are already listed in the Github issues. Let me know what you think and feel free to try it out.

    2024 · github.com · its alternatives →

  21. 21AM

    For the past few months, I’ve been hacking together Hive: a retro-style virtual workspace for devs who love building in public. It’s a bit rough but already has some cool features: - AI-powered presence to represent you when you’re offline. - Live video streaming to showcase your work in real time. - VS Code integration to broadcast your status live. - GraphQL API for full customization and hackability (such as using your own agents) - Web3 donations to support and get support from other builders. In this demo, you can claim a desk by walking up to it and pressing E, then personalize it with…

    2024 · joinhive.devmode.digital · its alternatives →

  22. 22

    I'd like to share a project I've been working on for the past few months. It's a distributed workflow engine written entirely in Go. Some highlights: * Tasks are executed in a Docker container * Can run stand-alone or distributed * Highly extensible * Able to enforce limits (CPU/RAM) per task * Web UI Would love the get your feedback on it, and find out if this could be useful.

    2023 · github.com · its alternatives →

  23. 23

    Vibe code the apps your firm needs, and they launch production-ready — secure, authenticated, and built for professional services firms, not a throwaway prototype.

    2021 · joinportal.com · its alternatives →

  24. 24

    Never lose a client conversation again.

    Apr 2026 · useorchestra.app · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →