Tools
- chempirical.com
Chemistry tools for the bench: a structure editor, a spectrum workbench, reaction scaling and a database of 48,000 compounds.
- hexenwerkzeug.com
CAD that opens DWG and DXF files, 3D modelling with a slicer and a sample workbench, all in a browser tab.
- binarybacktrace.com
Desktop-grade tools in the browser: a disk image parser, an ISO builder, a hex editor, a video converter and emulators.
- aktenadler.com
Tools for German e-invoices (XRechnung, ZUGFeRD), PDF work and everyday tax tasks that run locally in the browser, with no upload.
- rastradar.com
A finder for the rest stops on German motorways, filtered by brand, fuel card and facilities.
- pingroupie.com
Finds Pinterest group boards and tracks which pins take off.
- profitpatrol.co
A link checker for YouTube creators that finds the broken and redirected affiliate links in video descriptions.
Platforms
- ortavis.com
Software for German medical supply stores and orthopaedic workshops, with a demo that runs in the browser.
- lernlotse.com
A free platform for German schools with a timetable, a substitution plan and messages to parents.
Price guides
- simplepriceguides.com
One account across every price guide, with a tracker for what a collection is worth.
- funkypriceguide.com
What any Funko Pop is worth, from real eBay sales, with price history and complete checklists.
- actionfigurepriceguide.com
What any action figure is worth, from real eBay sales, with price history and complete checklists.
- retrogamepriceguide.com
What any retro video game is worth, from real eBay sales, with price history and complete checklists.
- tcgprice.guide
What any trading card is worth, from real eBay sales, with price history and complete checklists.
- collectiblecompass.com
Price guides for LEGO sets, sneakers, Pokémon TCG, graded comics, vinyl records and designer toys.
Writing
- martymonero.com
Field notes on reverse engineering, debugging and file formats, and the home of AKI Anvil for the Nintendo 64 wrestling games.
- buildyoursmarthome.co
Home automation and home security for people who set up their own smart home.
Contact: marty@chempirical.com