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Free, open-source file converter. Convert 263 formats offline by drag & drop — images, PDF, Word, Excel, PowerPoint, HWP/HWPX, video, audio, e-books and archives. No upload, no Office needed.

A collection of DESIGN.md files analysis by popular brand design systems. Drop one into your project and let coding agents generate a matching UI.

Your computers, working as one. Share keyboard, mouse, trackpad, clipboard, drag and drop and audio across Macs and PCs.

The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.

A clean room recreation of Auth0 with 1:1 drop in replacement feature parity.

Stealth Chromium that passes every bot detection test. Drop-in Playwright replacement with source-level fingerprint patches. 50+ tests passed.

Drop in a screenshot and convert it to clean code (HTML/Tailwind/React/Vue)

Stealth headless browser for AI agents — bypass Cloudflare, bot detection, and anti-scraping. Drop-in Puppeteer/Playwright replacement.

⚡ A fast Git hook manager written in Rust, designed as a drop-in alternative to pre-commit, reimagined.

Konva.js is an HTML5 Canvas JavaScript framework for interactive graphics, design editors, whiteboards, and diagrams. Scene graph with events, drag and drop, transforms, animations, and export.

Convert and edit files with a liquid-glass radial menu: start dragging a file, press Shift, drop it on a slice. Windows, Mac and Linux.

Drop-in Apache Spark replacement written in Rust, unifying batch processing, stream processing, and compute-intensive AI workloads.

An API-compatible, drop-in replacement for Apple's Foundation Models framework with support for custom language model providers.

Canvix — Free & open-source graphic design tool. A community-built Canva alternative with a drag-and-drop editor, templates, shapes, text, images & one-click export. Works on desktop, tablet & mobile.

AI-native open-source alternative to Vercel + Sentry + PostHog + Pingdom + Resend + E2B. 440+ CLI operations with drop-in skills for Claude Code, Codex & OpenCode — deployments, analytics, session replay, error tracking, OpenTelemetry, email, sandboxes & AI gateway in one self-hosted Rust binary.

Fast drag and drop for any experience on any tech stack

In-memory fake Redis for Python tests: a drop-in replacement for redis-py and valkey-py, with no server to run. Emulates Redis, Valkey, DragonflyDB, KeyDB and KiviDB.

Dropzone is an easy to use drag'n'drop library. It supports image previews and shows nice progress bars.

VillageSQL - a drop-in replacement for MySQL with extensions

No-code AI workflow. Drag and drop workflow nodes and use your workflow with your AI agents.

Blazingly fast pusher drop-in replacement written in rust

You can now generate creatures directly within your project. Drop the open-source into your Agent, and start prompting what you want.

Drop-in CDK CLI for existing CDK apps — up to 15x faster deploys via direct AWS SDK calls instead of CloudFormation.

Runtime defense against memory poisoning in AI agents (OWASP ASI06). Drop-in for LangChain, OpenAI Agents, AutoGen, CrewAI and mem0.

An easy JavaScript library for selecting and moving elements. With no dependencies. Drag-Select & Drag-And-Drop. – Examples:

Full-sized drag & drop event calendar in JavaScript

This redmine plugin adds an issue dashboard that supports drag and drop for issues and support various filters and groups.

Drop-down terminal for GNOME

JavaScript drag and drop, resizing and multi-touch gestures with inertia and snapping for modern browsers (and also IE9+)

😎 Safe-rm: A drop-in and much safer replacement of bash rm with nearly full functionalities and options of the rm command! Safe-rm will act exactly the same as the original rm command.