go back to the library entrance or go home

online tools

kiloohm.info

KiloOhm.info

calculator for resistor, capacitor, and inductor codes

ImgOps: image operations meta-tool

ImgOps.com

image utilities to find source, show hidden data, edit, convert, and more

/death/null

DeathNull.org

“a graveyard for digital files,” commemorate the deletion of a file on your computer

Unicode codepoint lookup/search tool

unicode.ScarfBoy.com

basically what it says on the tin; get information about any unicode charcter

Recalls.gov

recalls.gov

check if a product has been recently recalled for a safety concern (in the u.s.)

also in categories: health

Kink and Poly Aware Professionals Directory

KAPProfessionals.org

“a listing of psychotherapeutic, medical, legal, and other professionals” who are kink- and polyamory-friendly.

also in categories: health

Ecosia Travel

hotels.ecosia.org

meta-search engine to compare hotel prices

Wayback Classic

wayback-classic.net

“a frontend for the wayback machine which works on old browsers”

color tools