Everything currently stored by the Discofork backend.

Qdrant is an actively maintained Rust vector database and vector search engine aimed at AI applications. It has strong adoption signals (29,926 stars, 2,148 forks) and a large, structured codebase with Rust core, API, storage, shard, collection, and GPU-related components, plus docs, OpenAPI, Docker, and tests.

AvaloniaUI/Avalonia is a mature, production-ready cross-platform .NET UI framework for building desktop, embedded, mobile, and WebAssembly apps with C# and XAML. It is large and active, with 30k+ stars, 2.6k+ forks, and recent commits on March 30, 2026. Forks are most interesting if you care about a widely used XAML-based UI stack with an active upstream and a substantial ecosystem.

TiDB is an active, widely adopted open-source distributed SQL database project with strong community traction and ongoing development. It targets cloud-native deployments and emphasizes high availability, horizontal and vertical scaling, strong consistency, HTAP, and MySQL compatibility.

gofiber/fiber is an active, non-archived Go web framework inspired by Express, with a large user base and strong repository activity. It looks like a mature, mainstream fork target if you want a fast-moving HTTP framework ecosystem rather than a small experimental codebase.

GraphRAG is a large, active Microsoft open source Python repository for a modular graph-based Retrieval-Augmented Generation system. It is aimed at turning unstructured text into structured data for LLM workflows, with strong documentation and a release-driven project history. With 31,865 stars and 3,356 forks, it is a well-established upstream to compare forks against.

Tailscale/tailscale is the main open-source codebase for Tailscale’s client and daemon stack. It appears active and mature, with a large community footprint (29,883 stars, 2,409 forks) and recent commits on 2026-03-29. Forks are likely most interesting if you want to study or extend a production-grade WireGuard-based networking client, its CLI/daemon architecture, or packaging/build tooling.

Jellyfin/jellyfin is a large, active open source media server backend and API. It is positioned as a free-software alternative to Emby and Plex, built on .NET for cross-platform support, and it has a very large fork ecosystem, which makes it a strong candidate if you are looking for a mature upstream with many downstream variants.

Refined GitHub is a browser extension for simplifying the GitHub interface and adding useful features. It is active, widely used, and maintained: the repo has 30,952 stars, 1,706 forks, and was pushed to on 2026-03-30. For fork interest, it looks like a mature, feature-rich extension with ongoing upstream development rather than an archived or stagnant project.

CherryHQ/cherry-studio is a large, actively maintained AI productivity desktop app with smart chat, autonomous agents, and 300+ assistants. It has strong adoption signals (42,604 stars, 3,980 forks) and very recent activity on March 30, 2026, so forks may be interesting if you want to build on an established Electron/TypeScript AI client rather than start from scratch.

Apache Kafka is a very active Apache project for distributed event streaming. This repo is the main upstream codebase, on `trunk`, with a large contributor base and ongoing commits as of 2026-03-30. It looks suitable if you want a fork of a mature, high-activity JVM platform with strong documentation and broad infrastructure around build, test, Docker, and tooling support.

Polars is a large, active Rust-based DataFrame query engine with Python, Rust, Node.js, R, and SQL front ends. It focuses on fast lazy/eager execution, streaming for larger-than-RAM data, query optimization, multithreading, SIMD, and an Arrow columnar foundation. The repo is clearly maintained and high-traffic, with 37,923 stars, 2,713 forks, and commits landing on 2026-03-30.

Netty/netty is a large, active JVM networking framework repository for event-driven asynchronous protocol servers and clients. It has high community interest (34,898 stars, 16,271 forks), is not archived, and the default branch is `4.2`. The repo is currently active, with commits pushed on 2026-03-30 and recent work focused on bug fixes, leak fixes, and transport/runtime correctness.

FlowiseAI/Flowise is a large, active open source platform for building AI agents visually. It has strong adoption signals (51,255 stars, 24,001 forks) and very recent maintenance, with commits on 2026-03-30 and 2026-03-27. The repo is set up for self-hosting and local development, with Docker support and a monorepo structure centered on Node.js/JavaScript.

Servo/servo is an active, large Rust-based web engine project aimed at embedding web technologies in applications. It has broad platform support, extensive build/test/docs infrastructure, and very high community interest, so forks are likely interesting if you care about browser engines, Rust systems code, or embeddable web tech.

Novu is a large, actively maintained open-source notification infrastructure repository for multi-channel delivery. It focuses on a unified API, an embeddable Inbox / notification center, workflow handling, and support for Email, SMS, Push, Slack, and chat. The repo appears broad and production-oriented, with a large community footprint and frequent recent commits.

TriliumNext/Trilium is a large, actively maintained open-source personal knowledge base app. It targets cross-platform hierarchical note-taking with a strong focus on large note trees, versioning, search, and rich editing, and it has significant community interest (35,235 stars, 2,348 forks) with recent commits on 2026-03-29/30.

pnpm/pnpm is a large, active Node.js package manager repository focused on fast, disk-space-efficient installs. It is mature, widely used, and still under active development, with a very high fork count and recent commits on March 30, 2026. Forks are most likely interesting if you care about package management internals, monorepo workflows, strict dependency resolution, or tooling around pnpm itself.

Medusa is a large, actively maintained open source commerce platform with a flexible customization framework. It appears especially relevant if a fork needs a modern Node.js/JavaScript commerce base with broad ecosystem support, strong docs, and active upstream development. The repository is not archived, has 32,475 stars, 4,196 forks, and received commits on 2026-03-30.

jax-ml/jax is a large, active Python numerical computing library for composable transformations of Python+NumPy code, including automatic differentiation, vectorization, and JIT compilation to accelerators. It is very widely used and actively developed, with 35k+ stars, 3.4k+ forks, and recent commits on March 30, 2026.

NestJS is a large, actively maintained TypeScript/JavaScript Node.js server framework focused on scalable, enterprise-grade applications. The repo is highly mature and popular, with 75,009 stars and 8,270 forks, and it was updated today with recent dependency/security maintenance and active merged PRs.

Ant Design is a large, active enterprise UI design system and React component library. It is MIT-licensed, has a very large community footprint, and is currently maintained on the `master` branch with recent commits on 2026-03-30.

Agno is a large, active open source framework/runtime for building agentic software. It focuses on agents, teams, and workflows with production serving, monitoring, and governance, and it has strong ecosystem traction: 39,038 stars, 5,174 forks, and recent commits through 2026-03-30.

Project AIRI is a large, active open source repo for a self-hosted AI virtual character companion. It targets web, macOS, Windows, and includes Rust, Node.js/TypeScript, and documentation infrastructure. The repo is highly popular and recently active, with 36,592 stars, 3,626 forks, and a fresh release track at v0.9.0-alpha.36.

Payload is an active, large open-source Next.js-based headless CMS and fullstack framework. It has a strong upstream community footprint (41,504 stars, 3,521 forks) and very recent activity, with commits on 2026-03-30. The repo appears to be a monorepo centered on TypeScript and Node.js, with docs, examples, templates, tests, and many packages for core platform features and plugins.

Meteor/meteor is the main open source repository for Meteor, a JavaScript app platform. It is active, widely used, and heavily forked, with 44,788 stars and 5,265 forks. The repo contains the Meteor tool, core packages, docs, and multiple docs/tutorial areas. It appears oriented toward developers building modern web apps with JavaScript and TypeScript, including React, Blaze, and Vue tutorials, and has automation and contribution resources for maintainers.