Dead Link Checker is an online tool that crawls a website to identify broken links. Free manual checking covers single and multiple sites, while subscription packages provide automated link checking. Multi Check runs checks across multiple websites in one go and emails the report; Auto Check runs checks regularly and emails reports automatically. The tool highlights broken link building opportunities and requires no downloads.
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A tool that checks whether a VPN or proxy is leaking IP or DNS information. It offers a VPN leak test covering IPv4, DNS, WebRTC and geolocation leaks, and a torrent IP leak test that checks which IP address and DNS server a torrent client uses.
IndexKings is a free rapid URL indexing service that submits user-provided URLs to over 15,000 statistic sites to generate one-way backlinks and speed up indexing by search engines including Google. It also offers additional tools including a ping service and link checker, and had indexed over 2,147,483,647 URLs as of the snapshot. The site also lists a paid Quora profile submission service priced at $2.
Is It Down Right Now checks website availability, outages, broken links, or service status from the web.
Fast, asynchronous link checker written in Rust. It finds broken hyperlinks and email addresses and natively supports Markdown and HTML files. It is distributed as a single static binary and can output structured JSON for integration into CI/CD pipelines.
A website that uses a Proof of Work check in place of a CAPTCHA to screen out bots and malicious requests. The browser solves a calculation task in a few seconds before access is granted. The check requires modern JavaScript features that plugins such as JShelter disable.
SmallSEOTools is a collection of free SEO tools for checking backlinks, tracking keyword positions and more. It groups text analysis, image editing, keyword, backlink, website management, tracking, domain and meta tag tools. A separate paid plan covers plagiarism checking, image search and related features.
Snap Links 3 is a browser tool for lassoing links, checkboxes and other elements. It lets users select multiple links, checkboxes and other elements, then act on them, such as opening them in new tabs or checking and unchecking them.
Truth or Fiction is a fact-checking and content verification website that publishes articles evaluating the accuracy of viral social media claims, political statements, entertainment rumors, and other circulating online content. The site also publishes reviews of digital products and services, presenting research and context to help readers distinguish verified information from misinformation.
UpDownToday checks website availability, outages, broken links, or service status from the web.
A custom OSINT tool from Aware Online Academy for investigating a target website. It provides scripts to view historical WHOIS data, check website text and source code on third-party sites, visualise links, map web pages, check Reddit presence, find open FTP ports and find other top level domains.
Website.informer offers a free aggregated report on any domain, including WHOIS, visitors, IP and DNS details, competitors, and owners. It provides website statistics such as daily visitors, safety status, and global rank, plus competitor and similar-site research. It also offers IP and DNS lookup, WHOIS records, a browser extension for website analysis and security checks, and email-to-domain matching from WHOIS data.
A Movember web tool offering practice conversations on topics such as loneliness, relationships, grief and unemployment. It guides users through starting a conversation and keeping it moving in a non-judgemental direction, and links to the ALEC skills: Ask, Listen, Encourage Action, Check In.
Dizzy is an open-source crawling and analysis system for onion services. It implements techniques to explore, update, check, and classify onion services at scale without overwhelming the Tor network. It was deployed in April 2021 and used to analyze more than 63.3 million crawled onion webpages, focusing on domain operations, web content, cryptocurrency usage, and web graph.
A website checking service that reports whether a website, app, or service is down for everyone or only for the individual user. The site lists services it monitors and shows live outage reports from users.
Grocy is a web-based, self-hosted groceries and household management solution for the home, released as open source. It supports barcode-assisted purchase tracking, shopping lists with minimum stock amounts, grouped products by assortments, recipe stock checks, and meal planning. Related tools include a desktop version, Docker image, Home Assistant add-on, and mobile and barcode helper apps.
Liveuamap is a map-centric news site founded in 2014 by developers and journalists. Liveuamap shows conflict and other news geographically, using AI web crawlers and analysts to fact-check stories before editors place them on the map. The site offers an archive of past site information and has expanded its coverage beyond the Ukrainian conflict to other regions, including Israel-Palestine.
je2be-web is a gaming tool for game fixes, launchers, mods, status checks, cloud gaming, or utilities.
A multi-brand toy and doll database run by two people in the Netherlands since 2023, with browsable brand listings including Rainbow High and Zelfs. Users can create a personal checklist and wishlist across devices and share lists.
A platform-agnostic specification of the technical features a good website should have, built in the open under an MIT licence. It covers 177 topics across ten areas, including foundations, SEO, accessibility, security, performance and privacy, and offers a yes/no checklist for auditing a site. An open, read-only MCP server lets agents query the specification.
theindex.fyi is a maintained, manually curated meta-index of indie web and small web index sites. It organizes directories into categories such as curated directories, RSS and feed aggregators, search engines, random discovery, constraint-based clubs, and IndieWeb infrastructure. The project was born from a Hacker News comment thread and checks entries periodically for status.
Webbkoll is a service that checks which data-protecting measures a site has taken to help users exercise control over their privacy. It is run by the 5th of July Foundation in Sweden. The tool simulates a normal browser visit with Do Not Track disabled and no add-ons, and http:// is checked even when https:// is entered.
WebDNA is a website analysis tool that examines six core modules of a site. It extracts logos, favicons and brand colors, identifies frameworks, analytics and libraries, previews Open Graph data and social connections, analyzes font families, sizes and weights, checks SSL status and header security practices, and gives an overview of page weight and load metrics.
webNBT is a gaming tool for game fixes, launchers, mods, status checks, cloud gaming, or utilities.