#open-source

Open-source operational advisor for ClickHouse — real-time monitoring plus AI-driven index/partition/materialized-view recommendations. Self-host or use the cloud.

The system of record for AI-written software. A persistent graph of entities, relationships, changes, and provenance, so humans and AI agents see what a change touches before it merges. Beside Git today.

Effortlessly request recommended movies, TV shows and anime to Jellyseer/Overseer based on your recently watched content on Jellyfin, Plex or Emby—let SuggestArr handle it all automatically, keeping your library fresh with new and exciting content!

GORpipe is a tool based on a genomic ordered relational architecture and allows analysis of large sets of genomic and phenotypic tabular data using declarative query language, in a parallel execution engine.

Telegram for AI agents -- messages, chats, media, and contacts across both bot and full user-account modes.

NextCRM — Open-source CRM built with Next.js 16, React 19, PostgreSQL, Prisma 7, and shadcn/ui. CRM, projects, invoicing, documents, email client & AI features.

High-performance TCP networking framework for .NET, low-latency messaging.

🎮 Open-source, cross-platform 2D/3D/multiplayer game engine designed for everyone.

Simple DNS proxy with DoH, DoT, DoQ and DNSCrypt support

Self-hosted error tracking for Rails - zero recurring cost, full data ownership.

Toolkit to build integrations on GitBook

High Performance Software-Defined Block Storage for container, cloud and virtualisation. Fully integrated with Docker, Kubernetes, Openstack, Proxmox etc.

A framework that allows developers to cobble together a better UI for their own WPF applications with minimal effort.

Official SpiceDB client library for NodeJS

Modern, extensible rich text editor toolkit built on ProseMirror. Classic and Notion-style editors out of the box. Or go headless and assemble from 65+ tree-shakeable extensions. First-class wrappers for Angular, React, Vue, and Vanilla.

The ix modeling platform for integrated and cross-cutting scenario analysis

Harness the power of local LLMs with this TUI MCP Client for Ollama. Featuring all core MCP primitives (tools, prompts, resources), agent mode, multi-server, model switching, streaming responses, human-in-the-loop, thinking mode, model params config, system prompts, and saved preferences.

Give your AI coding agent a design system. One command installs 400+ quality-graded company DESIGN.md references + skills into Claude Code, Codex, Cursor, and OpenCode. Free, MIT, zero AI calls.

Self-hosted archive for AI coding sessions. Store, share, and resume agent work.

pctx is the execution layer for agentic tool calls. It auto-converts agent tools and MCP servers into code that runs in secure sandboxes for token-efficient workflows.

Inspire, Inform, Innovate. Start your writing journey today - collaborate, create, and share without limits!

Cognitive memory engine for AI agents — temporal decay, contradiction detection, autonomous consolidation, knowledge graph, ANN recall via HNSW. Embeddable Rust library with Python bindings; powers yantrikdb-server (HTTP gateway, MCP server, openraft cluster). Apache-2.0.

Torollo is an open-source interactive visual playground designed to learn system design and networking, all locally.

Libre Hardware Monitor is free software that can monitor the temperature sensors, fan speeds, voltages, load and clock speeds of your computer.

Local spend monitor for Claude Code. Zero key, zero prompts, zero latency added.

Astronomy-first pure-Python ephemeris and astrology computation engine with transparent, auditable calculations.

GxPDF - Enterprise-grade PDF library for Go. Table extraction, text parsing, encryption, document creation.

Claude Code plugin — AI-powered autopilot for managing open source contributions. Track PRs, respond to maintainers, discover issues, maintain velocity.

Open source DocuSign alternative. Create, fill, and sign digital documents ✍️

Maintainability checks and repair-loop diagnostics for AI-assisted Python repositories.