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npm trends — Which NPM package should you use? Compare packages download stats, bundle sizes, github stars and more. Spot trends, pick the winner.

NSTL National Science and Technology Book and Document Center

Why NumPy? Powerful n-dimensional arrays. Numerical computing tools. Interoperable. Performant. Open source.

Integrate payments, collections, and data on a single intelligent platform. With Nuvei, support all payment methods, optimize local performance, and achieve global business expansion.

NVIDIA invented the GPU and has advanced progress in AI, HPC, gaming, creative design, autonomous vehicles, and robotics.

NW.js — nwjs

Open Access Library (OALib) — Open Access Library (www.oalib.com) is an academic search engine and publisher. You can download research papers for free and submit your paper to it. It is a shared academic database.

Oberlo — Start selling online now with Shopify. All the videos, podcasts, ebooks, and dropshipping tools you'll need to build your online empire.

OBS (Open Broadcaster Software) is free and open source software for video recording and live streaming. Stream to Twitch, YouTube and many other providers or record your own videos with high quality H264 / AAC encoding.

Discover weird products, odd gadgets, clever inventions, and unusual things worth sharing. OddityMall finds wonderfully strange new products every day.

offers — Save with free hand-picked coupons, promo codes, discounts & deals. Thousands of the best online stores and brands. Verified daily.

Office Depot OfficeMax — Shop office supplies, furniture & technology at Office Depot. For paper, ink, toner & more, find trusted brands at everyday low prices.

Microsoft OfficePLUS is the official online PPT template and plugin website by Microsoft, offering various PPT templates, free PPT template downloads, PPT resources, resume PPTs, teaching lesson PPTs, marketing strategy PPTs, PPT pages, PPT flowcharts, and PPT charts

Ofox AI — One API for GPT, Claude, Gemini, DeepSeek, Kimi, Qwen, GLM and 100+ models — plus Seedance video and Nano Banana images. 3-minute setup, 99.9% SLA.

Ohai.ai — Your AI assistant, O, is here! Say ohai to smarter, faster help for everyday tasks - just a text message away.

OhYesAI is an AI-powered music MV creation platform that brings every sound to its own visual scene. Whether you're an independent musician or a Suno user, simply upload an audio file to generate a high-quality MV with one click. The platform supports AI lyric and melody composition, intelligent script planning, AI scene editing, and MV video generation. With zero barriers to entry, transform your music into a visual masterpiece—experience intelligent creation powered by AI!

OiiOii.ai is an AI animation agent team that turns ideas into characters, scenes, storyboards, and short films.

Oiiyao QianYing WanYin is an all-in-one AI video creation and localization platform: supports text-to-video, first and last frame, comprehensive reference, and uploading original videos and reference images, with input prompts for generative video editing and video re-illustration; also provides video translation, dubbing, lip-sync, intelligent erasure, and face swapping in 70+ languages.

Give OJO a product brief and create requirements, editable UI, interactive prototypes, design review, and frontend handoff in one AI design workspace.

OKSpin

Ollama is the easiest way to run and build with open AI models locally or in the cloud on macOS, Windows, and Linux.

PIK.ba početna — PIK - World of buying and selling - Purchases, Sales, Rentals, Sarajevo, Mostar, Zenica, Banja Luka, Tuzla, Houses, Apartments, Homes, Used and new vehicles, cars, motorcycles, bicycles, trucks, cargo vehicles, quads

Omma — Build interactive experiences, websites, 3d, and apps using natural language.

OmniBox — Content collection, file parsing, knowledge organization, Q&A, and creation — all in one.

Omnisend helps ecommerce brands grow with Email & SMS marketing for Shopify, WooCommerce, and more—returning $79 for every $1 spent.

Ondoku-san, a text-to-speech software, can read up to 5,000 characters for free. With a paid plan, you can read up to 1 million characters per month. The text is read aloud with high-quality audio and can be saved as audio files (.mp3), and is suitable for commercial use.

OneSight is a data management and marketing platform for overseas social media (Facebook, X, Instagram, LinkedIn, YouTube, TikTok), helping Chinese enterprises efficiently drive traffic, continuously acquire customers, and conduct refined operations.

OneStory

online-convert.com — Convert files like images, video, documents, audio and more to other formats with this free and fast online converter.

OnlineShop.cz — ONLINE specialist offering white appliances - washing machines, dryer, refrigerators at competitive prices. Electronics, garden tools, mobile phones, televisions. Free delivery, gifts with selected products.

OnlineSim — Receive messages, confirmations, and SMS activations to temporary and one-time numbers, as well as lease virtual numbers to receive SMS for registration and verification

onlypult — The best SMM tool to work with social media. Try publisher tool and other services 7 days free. Posts from the web and scheduled posts. Multiple accounts.

Create scripts, characters, and video-ready stories with OnSolo from ideas or references. Powered by IP-trained Agents and Skills, OnSolo helps creators turn concepts into short-form narratives faster.

OpenAlex indexes half a billion scholarly works, with their authors, institutions, sources and topics, and makes them free to search, analyze and reuse through our web app, API and bulk download.

OpenArt Suite is your all-in-one AI creator studio. Create images, videos, characters, and audio in one place. Keep your characters, worlds, and style consistent across creations. Powered by the world’s top models like Google Veo, Kling, Nano Banana Pro, Seedance, and more.

A free shopping cart system. OpenCart is an open source PHP-based online e-commerce solution.