Havuz

Learn SQL by making failing tests pass: 15 modules, 45 test-driven exercises, from SELECT to partitioning, on H2 and real PostgreSQL.

Agent-readable second brain using PostgreSQL + pgvector for semantic search and memory storage.

Local-first desktop client for discovering, connecting to, and querying databases running inside Kubernetes.

Self-hosted technical news inbox for curated feeds, article triage, source health, search, briefings, and saved/read history.

Personal Productivity & Accountability OS -Turn Intent Into Discipline with server-authoritative commitments, time-blocked planning, and pro

DBine database manager: a free desktop app for 130+ SQL and NoSQL databases and cloud services, with notebooks, schema & data compare, cross

PostgreSQL schema intelligence MCP server with offline linting, migration safety, query validation for AI coding assistants.

The AI-native control plane for your data stack.

The easiest way to self-host projects on your own server. Connect your AI agent and let it deploy, maintain and manage multiple projects on

The official Drizzle integration for ParadeDB

Your team’s slate for the web. Capture, annotate and discuss website feedback with your team and coding assistants. Self-hosted app, Chrome

Self-hosted, multi-user spaced-repetition (SRS) service: FSRS v6 scheduling, 10 card types, Markdown/TeX, REST API and built-in MCP server.

Rust-native federated SQL query engine with governance enforced in the query plan. One PostgreSQL endpoint for all your databases.

Real-time PostgreSQL WAL reader built in GO - captures INSERT, UPDATE, DELETE using logical replication

Production-grade memory operating system for agentic AI. Interoperates with every major framework via MCP, OpenAI-compatible gateway, and na

Distributed, centrally-controlled Web Application Firewall built on pingap & Cloudflare Pingora. Semantic attack detection, Cloudflare-style

6 specialized AI agents collaborating via A2A protocol to power e-commerce — product discovery, orders, pricing, reviews, inventory & suppor

Open-source (Apache-2.0) distributed job scheduler for Java: persistent background jobs, schedules, batches and workflows on Jakarta EE, Qua

Open-source GEO engine for personal GEO promotion workflows. Reach Discord：https://discord.gg/GcNhAHPZu

Downloadable, self-hosted desktop ERP for business operations. Modular, source-available core, MIT modules, no cloud required.

Open-source, web-based knowledge base — Obsidian-style linked markdown notes, backlinks and a GPU-rendered knowledge graph. FastAPI + Next.j

Knowledge graph + MCP tool server for LLM agents with hybrid retrieval, live DB sync, Korean FTS, and memory feedback.

A relational database using a minecraft world as storage.

企业 AI 业务接入平台：统一身份、企业权限、MCP/HTTP 工具与多渠道业务接入

A Go-based RSS feed aggregator with automated feed fetching, PostgreSQL storage, and a command-line interface.

Open-source Telegram bot and Mini App for selling and managing Remnawave VPN subscriptions.

Self-hosted video transcoding and encrypted HLS delivery: FFmpeg ABR ladders on EC2 Spot, per-video AES-128 keys wrapped by KMS, tokenized p

astt — Open-source, self-hosted net worth & portfolio tracker

A lightweight, real-time website uptime and latency monitoring platform built with Next.js, TypeScript, and PostgreSQL. Features automated T

A PostgreSQL extension providing two high-performance Table Access Methods designed for analytical and HTAP workloads — with **significant s

AgentWatch — Real-time reasoning auditor and observability platform for AI agents. Catches silent failures in your agent's reasoning chain b

Run SQL on production databases with approval and a full audit. Users submit from Slack or a web IDE, and a DBA approves. QueryHub runs the

Database manager TUI

Open-source causal graph memory for AI agents. 85.55 on LoCoMo under a frozen, reproducible protocol. MCP server with ACT-R scoring, spreadi

Data-driven portfolio analytics tool built with NestJS, Angular, and PostgreSQL. Track stocks, ETFs, and cryptocurrencies anonymously.

Separate services, ports, and Postgres databases for every git worktree. Run parallel coding agents on one machine.

🏛️ Memory OS for AI agents — every conversation becomes a catalog card (archive no · entities · evidence · trace back to the transcript). Fo

nEIP — AI-Native EIP (Enterprise Intelligence Platform) for Thai SMEs & Startups | 31 modules | API + Web UI + CLI | Thai Tax Compliant

Agent-first multi-tenant Next.js template (rules, sub-agents, skills, Better Auth, Prisma)

🚧 Work in Progress

Dreamer is a self-hosted Platform-as-a-Service (PaaS) that enables developers to deploy applications with automatic builds, hosting, wildcar

Backfort is a secure Linux backup and disaster recovery tool for files and Docker Compose. Create encrypted, compressed, verifiable backups

Self-hosted AI marketplace, token billing engine & OpenAI-compatible Go API gateway with atomic PostgreSQL ledger, escrow commerce, and Stri

Открытый трекер задач и проектов для команд и агентств. Self-hosted, NestJS + Nuxt 3 + PostgreSQL.

Data-driven portfolio analytics tool built with NestJS, Angular, and PostgreSQL. Track stocks, ETFs, and cryptocurrencies anonymously.

Tujuan kurikulum ini terstruktur untuk mempersiapkan anda mendapatkan pekerjaan pertama sebagai Data Analyst. Fokus pada statistik dasar, SQ

Open-source, local-first AI database agent for natural-language SQL, safe writes, charts, SQLite, MySQL, and PostgreSQL.

Free and open source Native macOS local development environment for PHP, Node.js. Automatic HTTPS, .test domains, databases, Mailpit and Clo

Data-driven portfolio analytics tool built with NestJS, Angular, and PostgreSQL. Track stocks, ETFs, and cryptocurrencies anonymously.

Production-ready full-stack starter kit with Go, Next.js 16, and shadcn/ui, featuring JWT auth, RBAC, i18n, and clean architecture.