Nextjs GitHub Repositories (2026) · Open Source Tools

A self-hosted job search and resume builder app that writes tailored resumes and cover letters from your profile.

Composable, accessible components with thoughtful defaults. Build your own component library with code you can customize, extend, and make your own.

Sketch Material 3 Expressive screens in the browser and turn them into vibe-coding prompts.

Visualize any GitHub codebase: free interactive architecture diagrams and one-minute explainer videos. Replace 'hub' with 'diagram' in any GitHub URL.

Open-source AI sales OS — self-hosted CRM with native AI agents + WhatsApp (WAHA). Open alternative to Kommo, Octadesk & Intercom for any business that sells by chat. MCP-ready, multi-tenant, LGPD.

UI for AI agents. React components for what agents do – agent trees, tool calls, traces, handoffs and approvals – and for the rest of your app. One file each, install with shadcn or via MCP. Free and open source.

📨 The ultimate agentic social media scheduling tool 🤖

Open-source, secure environment with real-world tools for enterprise-grade agents.

A self-hostable bookmark-everything app (links, notes and images) with AI-based automatic tagging and full text search

The #1 AI Harness for Building Resumes, PDFs, Cover Letters & more, locally with 100+ LLMs support.

⚡️⚡️⚡️ Self-hosted collaborative bookmark manager to collect, read, annotate, and fully preserve what matters, all in one place.

An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stack applications and 360+ one-click services on your own servers.

The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Connect your company's data, let an agent draft an ontology over it, and load it into HelixDB as one graph you can explore and ask questions of. Hosted at foundry.helix-db.com, or run it on your own machine.

Open-source 3D architectural editor with a local CLI, MCP tools, and practical workflows for humans and AI agents.

One-click character swap for videos: an open-source, local Higgsfield Genjutsu alternative built on ComfyUI and MiniMax H3, with FLUX.3 Klein relighting.

AI Kanban & Development Environment. Orchestrate multiple agents, review changes, open PRs. Multi-provider, self-hostable, no telemetry.

A powerful, privacy-friendly open source web analytics tool that runs entirely on Cloudflare.

The Open Source DocuSign Alternative.