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Published directory entries matching your search.
CSS Speedrun is a small web app for testing CSS knowledge. Users enter the CSS selector that applies to all elements marked with an arrow, and a timer starts after the first puzzle is solved correctly. It presents 10 puzzles, and users can view their results or check the GitHub repository to create their own puzzles.
CTFlearn is a platform for learning and competing in capture-the-flag challenges. It offers hundreds of challenges for testing skills and a community for learning cybersecurity with others, and describes itself as a beginner-friendly way into hacking. A free account can be created.
Cyfrin is a blockchain security firm helping protocols and institutions reduce risk through smart contract audits, formal verification, penetration testing, incident response, and security and risk advisory. It also provides security research and enterprise education and certifications.
DAXRM helps audit websites, improve search visibility, and monitor SEO or analytics performance.
DEAP is an evolutionary computation framework for Python aimed at rapid prototyping and testing of ideas. It provides genetic algorithms over representations such as lists, arrays, sets, dictionaries, trees and Numpy arrays, genetic programming with prefix trees, evolution strategies including CMA-ES, multi-objective optimisation, and co-evolution of multiple populations. It supports parallelisation via multiprocessing and SCOOP and works out of the box with Python 3 since version 0.8.
DebugBear checks page speed, performance, technical issues, and web quality signals.
Supports software work with AI-assisted coding, testing or application development.
Deepchecks is an open-source project for validating machine learning models and data from research to production. It includes built-in and custom checks and suites for tabular, NLP and CV validation, CI and testing management, and monitoring of deployed models. Installation is via pip.
Democaptcha is related to CAPTCHA testing, solving, demos, or browser tools for verification pages.
DevToys is a cross-platform desktop application for developer tasks such as formatting JSON, comparing text and testing regular expressions. It is free and open source on Windows, macOS and Linux, with 30 default offline tools and extensibility.
Direct is a tool that allows users to chat directly with leading frontier AI search models. It enables comparison of model outputs, prompt testing and exploration of capable AI systems in a single interface. The page includes a notice that inputs are processed by third-party AI and responses may be inaccurate.
Discord webhook message builder for creating embeds, formatting posts, and testing webhook output.
The DIY HRT Directory 2.0 is a website offering guidance on DIY hormone replacement therapy, with separate transmasc and transfem guides plus material on informed consent, telehealth and blood testing. It is aimed at transgender people for whom HRT is inaccessible, and it sells no products or services.
A DNS speed benchmarking tool that performs an A record lookup for the apex domain name from more than 200 locations worldwide. The lookup time serves as a benchmark of DNS provider performance in different regions and allows debugging of self-hosted DNS servers and testing of routing logic. Test result retention is up to 30 days.
A free domain research tool that discovers hosts related to a domain and looks up DNS records. It presents visible hosts from an attacker's perspective for red and blue teams, and is intended for reconnaissance, penetration testing, bug bounties, threat analysis and network OSINT.
DNSlytics is an online investigation tool for viewing information about IP addresses, domain names and providers. It offers DNS lookups, email testing, WHOIS lookups, and reports on AS/BGP, CIDR and TLD data. Premium website access and a premium API provide additional page views, monitors and data.
Docspell is an open source document management system designed to help users organize documents sourced from scanners, emails and other inputs with minimal effort. The project provides public documentation, a demo instance for testing, and accepts community contributions and support.
Dorks-collections-list is a GitHub repository that compiles lists of dorks for various search engines and services. It includes categories such as Google, Shodan, Censys, VirusTotal, and many others, providing links to external repositories and articles. The collection supports cybersecurity activities including OSINT, penetration testing, and bug bounty hunting. It is maintained by the user cyb_detective.
DriftGuard is a browser-based dashboard for testing and tuning gamepads. It offers drift checks, stick visualization and calibration tools, along with stick, trigger and range calibration, live input display, rumble settings and audio tests. Supported options include selecting target sticks or triggers and saving or restoring calibration.
dspace@UABT is a DSpace 7-based institutional repository operated by the University of Tlemcen. It enables users to browse communities and collections, access recent submissions, and manage user accounts. The platform supports ingestion of documents, audio, video, datasets and associated Dublin Core metadata, provides OAI-PMH and Google Scholar integration for content discovery, and issues persistent URLs and identifiers, with optional handle.net and DataCite DOI integrations. Demo test accounts are available for platform testing.
Supports software work with AI-assisted coding, testing or application development.
Echidna is a developer security tool for smart contracts, testing, monitoring, or audits.
Edumail provides temporary or disposable email addresses for quick signups and inbox testing.
EduMail provides temporary or disposable email addresses for quick signups and inbox testing.
