Tech stack
27 projects use Prisma.
Privacy-first web analytics without cookies, self-hosted or in the cloud
Umami is a privacy-first web analytics platform covering traffic, campaigns, behavior, conversions, and revenue without cookies, available self-hosted or on Umami Cloud.
Scheduling infrastructure you can host and extend
Cal.com covers the booking link case well, but its real distinction is that scheduling is exposed as infrastructure. Availability, event types, and bookings all have APIs, and the booking page can be embedded rather than linked.
Open-source platform for stateful AI agents with memory
Letta is an open-source platform for building stateful AI agents with persistent memory, background jobs, and multi-agent orchestration.
Link management and attribution for modern marketing
Dub is a link platform rather than a shortener. Every link carries analytics, UTM handling, device and geographic targeting, and conversion attribution back to the click that produced it.
Self-hosted collaborative bookmark manager with full-page preservation
Linkwarden is a self-hosted, open-source bookmark manager that collects links and preserves a full copy of every page.
Document signing you can host and audit yourself
Documenso handles electronic signature collection with the signing certificate, audit trail, and field placement you expect, while keeping the documents on infrastructure you control.
Open-source AI email assistant that triages Gmail and Outlook
Inbox Zero is an open-source AI email assistant for Gmail and Outlook that triages mail, drafts replies, and automates follow-ups, available as paid hosted plans or self-hosted.
Surveys and in-product research on your own infrastructure
Formbricks covers both link surveys and in-product micro-surveys triggered by user behaviour, which is the combination most research tooling splits across two paid products.
Self-hosted notes that capture fast and grow with AI
Blinko is a self-hosted note workspace built around fast capture: short entries called Blinks can later grow into full notes, get polished or expanded with a connected AI model, and be published to a personal blog.
Self-hosted CRM where research agents maintain the pipeline
CRM is a self-hosted, open-source CRM where background research agents maintain company, contact, and deal records for sales teams.
Code-first headless CMS with a GraphQL API and admin UI
KeystoneJS is a self-hosted, open-source headless CMS where developers define content models in TypeScript and get a GraphQL API plus an admin UI.
Self-hosted wealth tracker for stocks, ETFs and crypto
Ghostfolio is a self-hosted wealth management app that tracks stocks, ETFs and cryptocurrencies across accounts with performance analytics.
Open-source document sharing and data rooms with analytics
Papermark is an open-source platform for sharing documents and data rooms with page-by-page analytics, NDA gating, and dynamic watermarking.
Conversational forms built on a visual flow canvas
Typebot builds forms that behave like a conversation: one question at a time, branching on answers, with the flow assembled visually rather than written in code.
Postgres-native task queue for durable background workflows
Hatchet is a Postgres-native distributed task queue for background work and durable multi-step workflows, with retries, concurrency controls, and scheduled or event-driven execution through Python, TypeScript, Go, and Ruby SDKs. The MIT-licensed engine self-hosts with Docker or Lite mode, and Hatchet Cloud adds managed hosting on usage-based pricing.
Group meeting polls that find a time everyone can make
Rallly is a group scheduling tool: propose a few times, share a link, and let participants vote so the best time to meet stands out.
Open-source asset tracking with QR codes, bookings, and custody
Shelf is an open-source asset management platform for tracking equipment with QR codes, bookings, custody assignment, and audits.
Free open source expense splitting for friends and family
Spliit is a free, open source expense-sharing app for friends and family, with group balances, flexible splits, and receipt scanning, and no account required.
Open-source KYC, KYB, and risk decisioning workflows for fintech teams
Ballerine is an open-source platform for identity verification and risk decisioning aimed at fintech and marketplace teams. It combines vendor orchestration for KYC, KYB, and sanctions screening with a no-code rules and workflow engine plus a case-management backoffice for manual review. The codebase is a TypeScript monorepo with a NestJS workflows service and React frontends, and the company also sells a managed SaaS with usage-based pricing. Note: the public repo currently banners itself as undergoing a major rebuild and not actively supported, so intake should confirm maintenance status before publication.
Open source compliance automation for SOC 2 and ISO 27001
Comp AI is an open source compliance platform that automates evidence collection and audit preparation for SOC 2, ISO 27001, GDPR, and HIPAA.
Self-hosted platform for versioned container releases
Dyrector is a self-hosted continuous delivery platform that ships versioned container releases to Docker and Kubernetes nodes from one dashboard.
Self-hosted open source expense splitting for friends and groups
SplitPro is a self-hosted, open source way to share expenses with friends and groups, with flexible splits and no daily limits.
Self-hostable open-source screen recording and sharing tool
Snapify is a self-hostable open-source tool for recording the screen, camera, and voice, then sharing recordings asynchronously through public links.
Open-source Web3 writing platform for stories and newsletters
Sigle is an open-source Web3 writing platform for stories and newsletters, with decentralized storage and SEO-ready custom blogs.
Self-hosted file manager that turns S3 buckets into cloud drives
Firefiles is a self-hosted file manager that turns S3-compatible buckets into Dropbox-style cloud drives with browser previews.
Open-source URL shortener with click, lead, and revenue analytics
Slugy is an MIT-licensed open-source URL shortener that creates branded short links with custom domains, QR codes, and click, lead, and revenue analytics.