What I can generate, I can own.
For decades the choice was: subscribe to software shaped for everyone, or spend months building your own. Generative AI killed that trade-off.
Every entry below is a complete, working, open-source alternative to a popular SaaS product — not a tutorial, not a toy. Each one is agent-native by design: a small, readable stack (React/Preact + Hono + SQLite), a schema.sql an AI agent can understand in one read, and a JSON API an agent can drive. Point an agent at any of them and a generic product becomes your product — your fields, your workflows, your branding — in minutes, not sprints.
Stop subscribing. Generate your own.
- Project & Team Management
- Sales, Marketing & Content
- Design & Media
- Run a Business
- Data & Internal Tools
- How these are built
- Generate your own entry
- open-todo — Lightweight issue tracker: tasks, projects, labels, statuses. The classic first app, done as a real product.
- open-kanban — Kanban boards for project management, task tracking, and any card-based workflow.
- open-docs — Block-based document workspace: pages, nesting, rich blocks.
- open-board — Infinite canvas whiteboard for brainstorming, diagramming, and visual collaboration.
- open-whiteboard — Excalidraw-based sketching whiteboard, ready to embed in your own product.
- open-crm — Lightweight CRM: contacts, companies, deals, and a pipeline view.
- open-newsletter — Generation-first newsletter studio: write with AI, design with
DESIGN.mdtokens, send via Resend.
- open-post — Social media post scheduler: compose once, queue everywhere.
- open-cms — Headless CMS: content models, entries, and a delivery API.
- open-ads-report — Live cross-platform ads dashboard (Meta + Google Ads): account & portfolio views, AI hints, JSON API for agents.
- open-design — Design editor for social media graphics, built on Fabric.js.
- open-studio — AI image generation studio with a justified gallery and node-based workflows.
- open-video — Programmatic video creation powered by Remotion: studio editor + render API.
Vertical SaaS is where "shaped for everyone" hurts the most — and where generating your own pays off fastest.
- open-salon — Appointment booking & scheduling for salons, spas, barbershops, tattoo studios, pet groomers — any appointment-based business.
- open-dentist — Dental practice management: multi-room agenda, patient charts, treatment plans, clinical notes, billing.
- open-property — Rental property management: units, tenants, leases, rent collection, maintenance work orders.
- open-fieldservice — Field service scheduling for pest control, HVAC, plumbing, cleaning, landscaping & more.
- open-books — EU-compliance-first accounting and tax filing: e-invoicing (Peppol, UBL, Factur-X), VAT, XBRL/SBR.
- open-table — Table UI framework for data-driven apps: spreadsheets, enrichment grids, internal dashboards.
Every entry follows the same deliberate shape, because the shape is what makes generation work:
- Small, boring stack — React or Preact + Tailwind on the front, Hono on the back, SQLite (Cloudflare D1) for data. No framework archaeology required.
- One
schema.sql— the entire data model in a single file an agent (or a human) can read in one pass. - JSON API first — every screen is backed by an API an agent can drive directly, so your agent can operate the product, not just deploy it.
- Runs on Cloudflare Workers — deploys in seconds, self-hostable anywhere Workers run.
Each repo deploys in one click on Clawnify — where your AI agent can also customize, extend, and operate it for you — or self-host it yourself.
Built (or generated) an open-source alternative that follows this shape? PRs welcome. The bar:
- A complete, working product — not a scaffold, not a demo.
- Agent-native: readable schema, JSON API, small stack.
- Open source with a real license.
Maintained by Clawnify — AI agents that deploy and run software for you.