All Open Source Apps

Collaborate on high-quality AI training data with a self-hosted annotation platform built for LLMs, NLP, and multimodal models.

A universal swarm intelligence engine that spawns thousands of autonomous AI agents to simulate and predict how real-world events unfold across social, financial, and political domains.

Self-hosted email marketing with full data control, multi-workspace isolation, and seamless integration with Amazon SES, SendGrid, Mailgun, and more

An open-source TypeScript runtime that treats coding agents as replaceable workers inside code-defined, observable Workflow graphs.

Morphik is an AI-native ingestion and retrieval engine that lets developers store, search, and reason over visually rich documents — scanned PDFs, manuals, slides, and video — without duct-taping together OCR, an embedding model, and a vector database.

A complete, embeddable search engine and RAG pipeline running in browsers, servers, and edge networks with full-text, vector, and hybrid search in under 2KB.

Single-executable pixel art editor that starts instantly with no accounts, no setup, and no internet required.

Open-source, self-hosted LMS for selling online courses, digital downloads, and building communities on your own branded website.

An open-source, AI-first visual editor that lets designers and developers build, style, and deploy React apps directly in code — no handoff required.

A self-hostable AI second brain that chats with your documents, searches the web, builds custom agents, and runs entirely on your own LLM.

Free, open-source screen recorder with zooms, annotations, and system audio capture

Rasa Open Source is a Python machine learning framework for building contextual, multi-turn chatbots and voice assistants that understand natural language and maintain conversation state.

A backend-agnostic composable commerce framework that connects Vue.js, Nuxt, React, and Next.js storefronts to any eCommerce platform through a shared middleware and factory-generated composables.

The lightest self-hosted Linktree alternative — 100+ branded buttons, dark/light themes, and zero JavaScript required.

Federated AI search and RAG across 100+ enterprise sources—no data extraction, no vector database required.

A Rust-based real-time data processing engine for AI/ML feature computation, built on Apache DataFusion and Arrow — positioned as an alternative to Flink, Spark, Chronon, and OpenMLDB with unified streaming, batch, and request-time execution.

Your simple, elegant personal cloud OS for home data and apps

All-in-one open-source whiteboard combining mind maps, flowcharts, and freehand drawing on a single infinite canvas.

Own your financial data with a self-hosted, privacy-first budgeting app that replaces Mint and YNAB.

A stealth Chromium engine that corrects the browser fingerprint inside the C++ engine itself, so scrapers and browser agents stop getting blocked, with a 29-tool MCP server for AI agents.

An Apple-Silicon-native LoRA fine-tuning tool for Gemma on text, image, and audio data — with a wizard CLI, live browser-based training visualizer, and streaming from GCS/BigQuery for datasets too large for local disk.

A unified collection of 88 web-based developer utilities — from JSON formatting to subnet calculation — all self-hostable, keyboard-searchable, and offline-ready.

A 100% private, on-device macOS dictation and meeting-transcription app — hold Control to talk, transcribes and pastes locally via Apple Silicon with no cloud APIs or data leaving your Mac.

Open-source LLMOps platform for prompt management, AI observability, intelligent caching, and real-time cost tracking across LLM providers.