Free Tools
512 products · page 3 of 9 · updated 2026-10-05
- Hermes Startup The free, hands-on path to making your first real dollar income with Hermes Agent - answer 10 private questions and get all 10 business ideas that match you for free (no income promised), optional one-time US$10 built and run by Hermes Startup; open source, no subscription, no registration required
- Dopastep Break down the thing you have never wanted to do into the first step that is so small that you can start without making up your mind, and then enter the real-time focus room to do things at the same pace as others (body doubling); there is no need to turn on the camera, no chat, no appointment and matching, the focus period and the rest period are synchronized in the whole room - the Deep Work room has a fixed number of sessions every day (the page shows the time of the next session according to your time zone), and the 25/5 cycle of the other rooms is running all day long, and you can pick it up when you enter it; you can directly split tasks and sit down in the room without registering; support 12 languages (Chinese including simplified and traditional), task dismantling follows the language of the task itself rather than the interface language; free 3 dismantlings per month + public focus room, Pro ¥25/month, ¥198/year (price in mainland China, settled in local currency in other regions)
- YiBoard A chess platform that can be played directly in the browser. You can play backgammon against real AI engines or friends for free. No account or download is required. There is an 18-level ladder from "9th level" to "9th level". Chinese chess and Go are also included in the roadmap.
- SandBase CLI AI Agent model tool CLI, one command installs local MCP for 25 clients such as Claude Code, Codex, Cursor, etc., discovers and calls 2,000+ AI models and APIs; you can view parameters and prices before running, and track costs after running - open source TypeScript
- TempCanvas Free, no registration required temporary online whiteboard. Open it to quickly draw, record handwriting and export PNG. The content is only saved locally in the browser.
- 命理手札 AI free fortune telling, asking about your name, time, color, and luck, telling you what you want to know and what you think
- SeatingChartGenerator Free online seating chart generator that supports drag and drop arrangement of wedding, party, classroom and event guests, and can be exported to PNG or PDF when completed
- Pixonara AI picture, video and prompt word workbench, browse free prompt words of GPT Image, Nano Banana, Midjourney, Seedance and other models, and combine text or reference pictures to create product visuals, marketing materials and short videos
- Kindly-Web An open-source Chrome browser plug-in that automatically scans the comment area (currently adapted to Bilibili) and calls a large language model to rewrite offensive, weird or negative comments into harmonious, friendly and rational expressions in real time
- LeePanel Open source desktop Linux server management panel, all operations are completed through local SSH, with zero installation and zero residue on the server side, fundamentally eliminating the security risks of traditional web panels
- Token Bargain Affordable large model API service, you can try out the Token quota for one day for free after logging in
- ClassroomTimers A free online timing tool for teachers and classroom scenarios, featuring large-screen projection, full-screen display, and no registration required.
- Daily Word Hunt Word Search is a word-drawing puzzle game that is updated daily. No registration is required. It provides theme series and printing packages. It supports Google login to synchronize progress.
- AI 比价 The entire network's AI information aggregation and price comparison site - the real Token quota and speed limit of domestic official packages (GLM / Kimi / Tongyi / Doubao, etc.), the unit price of each API, free token activities, low-price API transfer and overseas account market are compared horizontally in one table, and the most cost-effective plan is selected based on "available amount per dollar"
- FlowPick Automatically detect and download media resources such as videos, audios and images in web pages - free and open source browser extension
- 状态栏歌词 Automatically reads the current song from Apple Music and displays synchronized lyrics. It supports lyrics offset adjustment, caching and switching of lyrics sources. All data is processed locally - an open source macOS menu bar tool.
- BitFun Open source cross-platform desktop AI Agent, uses Rust Runtime to plan, modify, test and submit code in the real warehouse, and can also generate stateful Mini Apps for tasks; supports self-hosted multi-terminal interconnection and MCP, Skills, and Hooks extensions
- AiXian Toolbox, install desktop-level tools into the browser, including 50+ tools such as PDF merging, picture background removal, AI ID photo, JSON formatting, OCR recognition, etc. All are processed locally and the files do not leave the device.
- AgentPager Turn an idle Android phone into an AI Agent exclusive status terminal, synchronize the running status of Codex Desktop/CLI in real time through the LAN, and you can see what the Agent is doing, whether it has been completed, and when it needs approval - open source, supports macOS and Windows
- Routewise-AI Travel planning tool (free), based on the GPT-5.6 large model
- Snake PC Info Open source Windows hardware detection tool, supports battery health detection and system log analysis, switches between Chinese and English, and comes with its own environment
- 百灵中枢 BailingHub Integrate existing shopping malls, CRM, ERP and other business systems with AI assistants that can query data and handle business, and control real operations such as refunds, inventory, orders, etc. through capability whitelisting, manual approval, idempotence and auditing; open source and support Docker privatized deployment
- InkTranslator.com Free translation API, free to use within 50 characters, supports 39 languages, no need to register an account
- kavel AI picture and video generation tool, supports pictures and videos of a variety of interesting scenes — free
- 反应测试 Focus on tests of reaction speed, memory and concentration, providing tests such as reaction time, aim training, sequence memory, number memory, multi-target tracking and Stroop - free
- BaZi Calculator Free horoscope tool. Enter the date of birth, time and city to view the four pillars, sun master, five elements, ten gods and great luck. No registration is required. If the birth time is unknown, the three-pillar horoscope is provided and there is no need to guess the time pillar.
- 墨声 InkVoice Convert novels to audiobooks, automatically identify characters and match different timbres for each character, synthesize the entire audiobook segment by segment, and clone your own voice. Free trial available
- HALO 音乐广场 Multi-platform music search and playback, supports collection and self-created playlists, adapts to desktop and mobile terminals - free
- 紫微玄鉴 Ziwei Dou Shu ranking tool supports Ziwei ranking, combined chart, and fortune analysis for large-scale current years. It can be used right out of the box without registration - free of charge
- Birth Manage Mac startup items, display the developer signature identity of each self-starting item, camouflage system items marked in red, support one-click start, stop and safe deletion - Free open source macOS App
- Create PDF from Sheet Convert Excel to PDF, you can preview pagination and merge multiple workbooks in the browser, the file does not need to be uploaded to the database, no registration is required, and there is no watermark
- 网页视频港 WebVideoHarbor Free and open source web media saving tool for macOS, which recognizes MP4, WebM and non-encrypted HLS/M3U8 through Chrome extension, and downloads it by local assistant
- OptPulse F-1 international student OPT / STEM OPT time tracking and EAD approval prediction tool, supports Premium Processing duration calculation and key date reminder, free and no registration required
- 摸鱼解压玩具 A collection of small interactions such as popping bubbles and playing marbles, giving your brain some time to relax when fishing; free, no registration required
- OpenTypeless Voice input, transcription and AI polishing, evoked by shortcut keys in any application; supports BYOK, local dictionaries and multiple voice/large model service providers - cross-platform, MIT open source
- FluxDown Multi-protocol download manager, a task queue to receive HTTP/FTP, BT magnetic, eD2K, HLS and DASH at the same time, IDM-style dynamic segmentation (continue to divide the remaining intervals during the download, slow nodes will not delay the end), automatically take over the browser download after installing the extension, free and open source for all Win/macOS/Linux/Android platforms
- cocodot LLM 降智检测 LLM API "Intelligence reduction/stealing model replacement" detection (free): fill in the base_url and temporary API Key of any OpenAI compatible endpoint, run 6 probes (model declaration, dynamic questions, capability integrity, etc.) to generate a sub-report; the key is only used for the current detection, will not be dropped into the library and will not be retained, the detection method [open source] (https://github.com/cocodot2026/cocodot-llmprobe); the same team also does OpenAI compatible API transfer cocodot (Alipay recharge)
- ky3 Launcher Genshin Impact is a third-party open source launcher that integrates game startup, card drawing record analysis, achievement management, and development planning. It has a WinUI 3 native interface and is free and ad-free.
- 8码快传 Large file transfer tool, free, no need to register and log in, supports link, QR code and pick-up code sharing; computers and mobile phones can transfer to each other by opening web pages at the same time under the same WiFi
- 0trace Pure P2P browser end-to-end chat and file transfer, no server transfer, no need to register, open and use
- EloLin Domains Get your own subdomain name for free and manage its DNS resolution on your own, it will take effect in seconds
- Pulse macOS native menu bar market tool, view US stocks, Hong Kong stocks, A-shares, cryptocurrencies, indices and ETFs at a glance, support self-selection and position profit and loss, free and open source
- Next BConvert 70+ free tools, supporting image, video, audio, PDF and text processing, running locally in the browser, no need to upload, no account, no restrictions
- desktop-pet Put your own pets on the desktop — open source
- ImageToSTL.online Free PNG/JPG to STL online tool, generates 3D printable models locally in the browser, supports logo extrusion, relief, lithophane and keychains, no registration required
- Fork & Pour Treat cocktail recipes as an open source project for code collaboration. Use JSON to manage recipes, use PR to contribute content, and the front end to automatically display results.
- 澄镜塔罗 An immersive online tarot divination website, with access to four complete visual fields of Silver, Flower, Cathedral, and Aurora according to question type. It supports AI interpretation of multi-card arrays, daily single card "Today's Mirror", mirror review and private sharing pictures. No registration is required.
- 轻屿课表 Android Campus Class Schedule App, deeply integrated with HyperOS Super Island and focus notifications, supports 100+ college academic affairs import, couple class schedules, WebDAV cloud synchronization and desktop widgets, free and open source without advertising
- 秒折立方 It specializes in solving three-dimensional space questions in graphic reasoning in practical tests/public examinations. A planar unfolded diagram can be folded into a cube with one click, and opposite and adjacent surfaces are automatically marked; cross-section cutting, three-view linkage, and three-dimensional stitching can all be turned by hand. The practice is not rote memorization, but the ability to "turn graphics in the mind" is truly developed - a free WeChat Mini Program, you can use it by searching "Folding Cubes in Seconds" on WeChat
- 弄文笔记（Nowen Note） Open source self-hosted private knowledge base, supports all Web/Windows/macOS/Linux/Android platforms, built-in Markdown editing, AI assistant, task management, mind mapping and multi-terminal synchronization
- Tura An open source, local-first AI programming agent that provides CLI, TUI and desktop. It can read and modify code repositories, run commands and verify results. It supports OpenAI, Anthropic, Gemini, OpenRouter, Ollama and custom OpenAI compatible interfaces.
- IPTV Player Watch news, sports and entertainment from around the world (over 10,000 channels) without registration, downloads or subscriptions
- ghost-proxifier-pro Process-level transparent proxy engine, specially built for Windows and free to use. Injection can be completed by dragging the process shortcut. It supports automatic recursive injection in the process tree.
- 记账tracker Investment accounting and position review tool, which separately displays floating profit and loss and realized profit and loss of positions, supports portfolio view, WeChat Mini Program, open source local desktop version and read-only MCP analysis
- docx-pipeline Markdown to Chinese DOCX command line tool, dual backend (pure Python + Pandoc) + Mermaid chart rendering, 4 sets of preset templates, local processing does not require an Internet connection
- gaia-workflow-engine Open source workflow front-end and back-end engine (React + Java), independently deployed, scalable, and can be integrated into various projects with one click. It is suitable for the workflow module of Agent and also releases the Electron end.
- OctoCounts The open source GitHub code line statistics tool directly displays the number of files, code lines, comments, blank lines and language details in the sidebar of the warehouse without the need for Clone or login; the Chrome extension has 6,000+ weekly active users and supports both Edge and Firefox - Chrome Install
- 幸运硬币 Refer to the web game of Steam Lucky Coin. Open it and play it for free. No registration is required. It is suitable for fishing.
- Orkas AI team desktop app, open source, local priority, assigns goals through dialogue, and the commander coordinates professional agents to complete complex tasks such as research, documentation, data analysis, programming, and video; supports official models, and can also be connected to your own models
- AI Buddy Chrome sidebar AI assistant, select text or screenshots to ask questions directly, customize shortcut keys and prompt words, support 10 platforms such as ChatGPT / Claude / Telegram, completely free and open source