Index/Tags

Tool

Tools that do a job: things you open and use to make or convert something.

235 links

3

Google’s core utility library for Java — collections, caching, functional extras. in Java & JVM →

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An OpenJDK tool for microbenchmarking on the JVM that accounts for JIT effects that distort measurement. in Java & JVM →

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A tool that generates repetitive Java code like getters/setters and constructors from annotations at compile time. in Java & JVM →

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A linter that checks Scala source against formatting and style rules; the project site is gone and the repository has been dormant since 2022. in Java & JVM →

Repo Dormantchecked 2026-11-09archive
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A statement-based code-coverage tool for Scala, more precise than line-based coverage. in Java & JVM →

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A platform for writing and publishing documentation, syncing with Git to turn technical books into websites. in Web & Frontend →

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WebAIM’s accessibility evaluation tool; given an address, or through its browser extension, it overlays errors, alerts… in Web & Frontend →

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An open-source linter that scans a site for accessibility, speed, security and compatibility problems and explains each… in Web & Frontend →

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A command-line tool that runs HTTP requests and checks their responses (status, JSONPath, XPath, headers) from plain-text files, usable as tests in CI. in Backend, API & System Design →

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Open-source project that runs a hardware-accelerated Linux desktop environment on unrooted Android devices; focuses on… in Mobile & Desktop →

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An Android app that installs and updates apps straight from their release pages (GitHub, GitLab, F-Droid and others). in Mobile & Desktop →

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A test site that serves subdomains with deliberately broken TLS setups (expired, self-signed, wrong host and so on). in Testing & QA →

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A French test site that grades the TLS setup of HTTPS, SMTP and XMPP servers by cipher suite, certificate and key exchange. in Testing & QA →

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A Google tool that flags bypassable rules (unsafe-inline, broad wildcards, missing directives) when you paste in a Content-Security-Policy header. in Testing & QA →

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A scanner that gathers a domain's DNS, email (SPF/DKIM/DMARC), TLS and web-header security into one report. in Testing & QA →

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Mozilla's in-browser checker that scores a site's headers, cookies and TLS settings against security best practice; it now lives inside MDN. in Testing & QA →

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Code review as a service from vetted professional reviewers; since HackerOne acquired it, it runs as HackerOne Code with a focus on secure code review. in Testing & QA →

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A hosted REST API that answers AJAX requests, with pagination and delay simulation. in Testing & QA →

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A browser-based scan that grades a site's HTTP response headers (CSP, HSTS, X-Frame-Options, Permissions-Policy and so… in Testing & QA →

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Hardware compatibility checker that calculates which open-weight LLMs and quantization levels your local machine can… in AI · Models & Assistants →

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A tool for asking questions of PDFs. Unlike PDF chat tools that require an upload, its browser extension works directly… in AI · Applied Tools →

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Bundles object removal, relighting, upscaling and background replacement in one place, so one account covers what would otherwise be several services. in AI · Generative Media →

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Produces scrollable pages rather than slides, with the layout adapting as content grows so you stop fighting to fit a box. in AI · Generative Media →

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A presentation tool with live co-editing, comments and brand templates, so a deck behaves like a team document. in AI · Generative Media →

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An open-source tool, born at Uber, for visualising large location datasets (millions of points, trips, grids) layer by layer in the browser. in Data Science & ML →

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An open-source desktop GIS for Windows, macOS and Linux; it reads and analyses shapefile, GeoPackage, PostGIS and… in Data Science & ML →

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End-to-end computer vision platform for image annotation, dataset augmentation, public dataset sharing, and YOLO… in Data Science & ML →

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84

The EFF client that obtains and renews Let's Encrypt certificates; the site gives exact commands once you pick your web server and OS. in DevOps & Infrastructure →

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Scenarios carry branching, loops and error handling, which makes complex flows easier than Zapier’s linear steps. in DevOps & Infrastructure →

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The site for the standard command-line tool for transferring data with URLs and for the libcurl library; it has the… in Networking & Sysadmin →

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A research site showing DNS records, sites sharing an IP, mail/whois data and history for a domain, IP or autonomous-system number. in Networking & Sysadmin →

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A wildcard DNS service that resolves names like 10.0.0.1.nip.io to the IP embedded in them, so you can reach a local or… in Networking & Sysadmin →

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The official site of the TLS/SSL and general-purpose cryptography library and the openssl command-line tool; command… in Networking & Sysadmin →

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An interactive Python library for forging, sending, capturing and decoding packets; the site hosts docs and examples. in Networking & Sysadmin →

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106

A toolbox of dozens of DNS and domain queries in one place: reverse IP lookup, DNS history, whois, a port scanner, domain-to-IP mapping. in Networking & Sysadmin →

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Open-source command-line tool built to streamline reverse engineering and binary triage workflows; enables fast initial… in Offence, Defence & OSINT →

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A scanning service that opens a URL in a real browser and records every request the page makes, the domains it contacts, a screenshot and the DOM. in Offence, Defence & OSINT →

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Supply-chain search engine indexing US customs sea-shipment bills of lading to reveal which overseas factories and… in Economics →

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149

Markdown presentation ecosystem that compiles plain text files into HTML, PDF, and PowerPoint decks via CSS themes… in Media, Files & Diagrams →

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154

Image compression with a side-by-side comparison, running MozJPEG, WebP and AVIF encoders in the browser through WebAssembly. in Media, Files & Diagrams →

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Batch image conversion and processing that reads over 500 formats and writes around 70, with resize and watermark steps chained together. in Media, Files & Diagrams →

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A request interface that takes the household’s film/series requests and passes them to the *arr tools. in Piracy →

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233

An ad-free, open-source BitTorrent client with built-in search and sequential streaming. in Piracy →

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234

A meta-search engine that queries dozens of torrent sites at once from one interface — a search layer over many trackers, not a single tracker. in Piracy →

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A lightweight, open-source BitTorrent client that can run headless on a server. in Piracy →

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