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35,721 results · Page 853 of 993

Screenshot of MathGPT website

AI learning

MathGPT is a free AI math problem-solving tool that requires no registration or payment and supports entering questions, uploading photos, or using a math keyboard to build expressions. It can show the solution process step by step, covering arithmetic, algebra, geometry, trigonometry, statistics, and calculus, and each answer is checked by substituting it back into the original problem at the end. It also provides features such as checking homework, generating practice problems, and a reference of 326 formulas.

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Screenshot of Orbit website

AI agents

Orbit is an operating system for AI agents, used to deploy, share memory, connect tools, and manage agent work in a unified way. It supports discovering buyers from websites and automatically assigning agents, connecting agents to existing AI tools via MCP links, and generating usable agents simply by describing a task, which then run continuously in the background. Orbit provides a unified memory base that lets all agents and AI clients share context; users can approve, pause, or redirect tasks in one place. It is compatible with AI tools such as Claude, ChatGPT, Codex, Cursor, and Gemini, and includes built-in connections for social and messaging, data sources, and business tools, making it suitable for growth and automation scenarios for founders, freelancers, and companies. Start for free, with paid plans starting at $29 per month, including 2,900 credits and more.

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Screenshot of PostHog website

AI agents

PostHog is a product analytics platform that integrates analytics, session replay, error tracking, logs, a data warehouse, and more, and provides AI capabilities to automatically diagnose issues, fix bugs, and generate pull requests. It claims to complete these tasks automatically without prompts. The platform can ingest and store analytics, errors, replays, and business data for users and AI agents to query and act on. It supports importing third-party data from over 900 sources, with a built-in data warehouse, SQL editor, BI, and data visualization. Users can query product data from their editor via PostHog MCP or PostHog Desktop. It uses a usage-based pricing model, offers a generous monthly free allowance, 97% of users use it for free, and you can get started without a credit card. More than 500,000 teams already use it.

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Screenshot of ReplyHey website

AI agents

ReplyHey is an AI agent tool for lean B2B growth teams, used to discover high-intent leads on Reddit, X, and LinkedIn and automatically prepare replies. After users paste in their website, ReplyHey learns what they sell, scans public conversations twice a day, scores posts on a 0-100 scale, and generates reply drafts with evidence, context, and community rules. After users review and approve, replies or DMs can be published from their own accounts via a browser extension. The tool emphasizes human review, community rule checks, and account safety, making it suitable for B2B teams that want to obtain leads from public social conversations.

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Screentell

AI video

Screentell is a browser-based online screen recording and video editing tool. Users can record their screen, camera, and audio simultaneously in the browser without installing desktop software, then edit with features such as focus zoom, 3D motion effects, hand-drawn style stickers and annotations, custom backgrounds and layouts, and finally export videos in MP4, WebM, or GIF format. The official emphasis is that all processing is done locally in the browser, and recordings never leave the user's device. The free version offers unlimited recording, HD export, and basic editing, but exported videos carry a watermark and each video can be at most 3 minutes long; the Pro version removes the watermark, has no export time limit, and supports a one-time lifetime license option.

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Scrintal

AI office

Scrintal is a visual note-taking and knowledge organization tool for researchers, students, and professionals, helping them freely organize and connect ideas on an infinite canvas. It supports converting blocks into documents with one click, can integrate PDFs, notes, videos, and images, and presents relationships through arrows and bidirectional links. Scrintal also provides Gobu, an AI research assistant that can help with in-depth understanding of materials such as academic papers, articles, news, and reports. Users can read, take notes, and watch videos on the same canvas, and use templates designed for learning and research. The tool supports real-time collaboration, data import and export, and provides desktop clients for macOS and Windows.

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