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LlamaIndex is a platform focused on AI agents for document optical character recognition (OCR) and workflow automation. Its LlamaParse tool is designed to process complex documents including those with tables, charts and images, and can perform parsing, extraction, splitting, classification and indexing of document content.
The Markdown Guide is a free and open-source reference guide explaining how to use Markdown, a markup language for formatting documents. It offers a getting started guide for novices, a basic syntax page, and extended syntax for tables, fenced code blocks and automatic links.
Markdown Monster is a Markdown editor for Windows with syntax highlighting and a collapsible, synced live preview. It supports pasting images, embedding links and tables, spell-checking, and exporting Markdown to PDF or HTML. A .NET addin model allows extensions, and its weblog publishing feature supports WordPress, MetaWeblog, Jekyll and Medium.
MarkItDown is a lightweight Python utility for converting various files to Markdown for use with LLMs and related text analysis pipelines. It preserves document structure and content as Markdown, including headings, lists, tables, and links, and supports formats such as PDF, PowerPoint, Word, Excel, images, audio, HTML, and ZIP files.
Markdown Editor Online is a browser-based tool for writing Markdown with a real-time preview pane. It supports LaTeX math, Mermaid diagrams, GitHub-flavored Markdown, tables and code highlighting, and allows exporting to PDF, Word or HTML without login. Drafts autosave in the browser, and existing .md files can be uploaded for editing.
Math is Fun explains mathematics in easy language and offers puzzles, games, worksheets and an illustrated dictionary. It is intended for K-12 kids, teachers and parents, and covers topics such as times tables, data, geometry, numbers, money, algebra, calculus and physics.
MathArena evaluates large language models on uncontaminated math benchmarks. It presents model analysis across competitions such as ArXivLean, BrokenArXiv, ArXivMath, Visual Math, Final-Answer Comps, Proof-Based Comps and Project Euler. A competition is selected to load tables and a leaderboard, and clicking a cell shows the raw model output.
A reference page estimating item probability distributions in Mario Kart 8 Deluxe from version 1.2.0 onward. It lets users click items to calculate conditional probabilities, drawing on citations including the Super Mario Wiki and Mario Kart Blog notes on item tables, time rules and pair rules.
Open-source project that provides machine-learning models, research, training resources, or evaluation tools.
The NIST Digital Library of Mathematical Functions is an online reference covering special functions, organized into chapters such as algebraic and analytic methods, numerical methods, and orthogonal polynomials. It provides an index, notations, a guide to searching, permalinks and reference numbers for citing specific equations, tables and figures, and a list of software and errata.
OnlineOCR is an online optical character recognition service that converts images and PDF files to text. It supports formats such as JPG, PNG, GIF, JFIF, HEIC and PDF, and offers simple OCR as free raw text recognition alongside a premium OCR mode for tables, lists and headings. The site lists more than 100 languages for recognition.
Paper2Audio is a free text-to-speech service designed for reading digital documents aloud. It supports PDFs, EPUBs, web articles, and other common document formats, uses natural AI voices for accurate reading, and includes no ads or paywalled voice features. The tool correctly processes figures, tables, and mathematical content, and skips extraneous page elements like inline references and endnotes to focus on relevant content.
A browser-based tool for interactively creating and editing tables and exporting them to plain text. It supports ASCII and Unicode characters, configurable horizontal and vertical headers, and selectable border styles. The script runs entirely in the browser, and entered data is not saved to a server.
Project CSV is a free, open-source web application for viewing and editing .csv files in a browser or offline. It processes file data locally on the user's device without sending it over the network or collecting other data. The application allows selecting .csv files, adjusting settings, generating editable tables, and downloading the edited table.
data.gov.sg is Singapore's open data platform, intended to make data discoverable, understandable and usable. It provides free access to interactive charts and maps for national datasets and offers APIs for development. The portal is described as holding 4,500+ datasets from 70+ government agencies, with options to explore and embed live charts and tables and to subscribe to datasets.
A Smithsonian Tropical Research Institute page listing datasets from its Panama Atlas. It names available datasets including the Barro Colorado Island 50 ha Plot, Cocoli 4 ha Plot, Sherman 6 ha Plot, Tree Atlas Panama Canal Watershed, Lianas of Panama and a Neotropical Tree Geographic Distribution Dataset. Entries include data tables of abundance, soil maps and species lists.
A browser-based viewer for SQLite files. Users drop a file onto the page or open it through a file dialog, and the file is processed locally with JavaScript and HTML5 FileReader rather than uploaded. Tables can be exported to CSV. The page requires a browser with modern HTML5 support.
Statistics Canada data portal for searching official datasets, tables, indicators, and publications.
Steam Guides are player-created manuals and references for games and software on Steam. Guides can contain images, videos, text and tables. They are available through the Steam Overlay or from any Community Hub, and members can create guides from a Community Hub's Guides tab.
Table-plan.com is a browser-based seating chart maker for weddings and events. Users add round or rectangular tables, paste a guest list and drag guests onto seats, with color-coded groups and live counters. Charts can be shared by QR code and place cards printed. The free plan covers up to 30 guests.
Tautulli is a third-party Python application run alongside a Plex Media Server to monitor activity and track statistics on watching, users and history. Statistics appear in a web interface with tables and graphs, and the tool supports notifications, library statistics, media info and view and delete synced content.
Terminal CSS is described as a modern and minimal CSS framework for terminal lovers. The site documents themes, contributors, components, a grid system, navigation, lists, typography, tables and special elements. It has no built-in grid system; users can create their own with Flexbox or CSS Grid.
TestDisk is free and open source data recovery software designed to recover lost partitions and unerase deleted files. It can fix partition tables, rebuild FAT and NTFS boot sectors, and undelete files from FAT, exFAT, NTFS and ext2 filesystems. It runs on DOS, Windows, Linux, FreeBSD, NetBSD, OpenBSD, SunOS and MacOS X.
The Old Computer is a retro gaming and computing resource offering ROMs and emulators for old computers, consoles, arcade machines, pinball tables and mobile devices. It also provides box art, game music, manuals and magazines, along with a user forum and community. The site says its contents and pages are provided free of charge, with donations supporting hosting and bandwidth costs.
