
BillMender reads the price files US hospitals are required to publish and compares their list prices with the rates insurers actually pay. Its report covers 482 hospitals in 48 states; a moderate ER visit, for example, is listed at a median of $1,285 while insurers pay $288. You can look up prices by hospital, read guides on medical bills, and check your own bill for free.

Dental Scope is a free interactive 3D model of dental anatomy for students and educators. It covers all 32 permanent teeth with FDI, Universal and Palmer numbering, from enamel and dentin to root canals, plus the jaws, joints, nerves, arteries and muscles of mastication. You can toggle layers, search structures, and switch between front, side, top and occlusal views, with fixed or free orbit around the model.

One Guy Consulting helps small healthcare practices and business associates build a complete HIPAA compliance program. Its software runs the security risk assessment and generates a gap analysis, while a certified HIPAA professional guides you personally instead of a ticket queue. It has been consulting since 2015 and has guided more than 3,500 organizations, with zero failed audits and zero clients fined. You can start with a free 30-minute review, with no credit card and no patient information required.

An app which allows you to select a route based on a set of filters. Built by people who enjoy driving, for those who drive. Built for whom the drive is the point, not the arrival. Weekend riders looking for a road they haven't done, people new to a city wanting the one their local club already knows, riders who want a record of what they've driven. Built as a PWA, can be installed on your phone directly from your browser.

Scissor is a free graphics editor for vector and pixel work that runs entirely in the browser, with no install, no account and no upload of your files. It has the tools designers expect: selection, pen, type, shapes, paintbrush, gradients, transforms, layers, multiple boards and grids, with keyboard shortcuts and a command palette. The interface is available in more than a dozen languages.

Ledge is a Markdown notes app where the code blocks run. Write a shell command, code, a SQL query or an AI prompt in a note, run it in place, and the output streams in right beneath it, so your notes double as working runbooks. Notes live in workspaces with profiles for keys and database URLs, which makes it handy for API scratchpads, weekly checks and operations notes. It is free and open source, for Mac, Linux, Windows, iPhone and Android.

Tiny AI Arena pits AI models against each other in game matches and keeps an Elo leaderboard of the results, with wins, kills, damage and average placing for each model. Every finished match has a replay you can watch, so you can see how different models actually play rather than just reading benchmark scores.