Heureca! is available to install from Firefox Browser Add-ons and for download from this page. It has 41 daily users. The latest version is 0.0.100resigned1, and it was last updated a year ago.
Total download count: 0 (Only count downloads from Chrome-Stats)
Available versions
You can find the current and older versions of Heureca! here. You can download the archived versions or inspect their source codes.
As a free user, you can download up to 3 latest versions.
Upgrade to download older versions
Version | Download | Size | Download count | Timestamp |
---|---|---|---|---|
0.0.99 | XPI · ZIP · Source code | 622.27KB | 0 | 2025-03-12 |
0.0.100resigned1 | XPI · ZIP · Source code | 636.43KB | 0 | 2025-03-12 |
Install XPI file
An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.
- Simply drag-and-drop the XPI into Firefox to install the add-on.
Install ZIP file
- Download and unpack the Heureca! ZIP file to a directory of your choice.
- In Chrome browser, go to
chrome://extensions
- Enable Developer mode.
- Click on the Load Unpacked button.
- Select the directory of with the unpacked Heureca! ZIP file from step 1. Heureca! is now installed on your browser.
Similar add-ons
Here are some Firefox add-ons that are similar to Heureca!:

HuCacheTools
András
Geocaching.com
Rocco21

Geocache Solved
Telesphore

Geocaching Logbook Generator
ueen
Geocaching.com2
Rocco21

BetterCacher
BetterCacher
Geocaching.com3
Rocco21
Geocache1
edthehulk

Geocaching Street View
Lil Devil
Popular extensions / apps
Here are some popular extensions / apps that you might be interested in:
Capital One Shopping: Save Now
Wikibuy
Super Slime Simulator: DIY Art
Dramaton
Sider: Chat with all AI models (DeepSeek, Gemini, Claude, etc.)
https://sider.ai
DeepL: translate and write with AI
DeepL SE
DeepL: translate and write with AI
https://deepl.com
MaxAI: Ask AI anything as you browse (GPT, Gemini, Claude, Grok, etc.)
https://maxai.co

uBlock Origin
Raymond Hill
Scribe: AI Documentation, SOPs & Screenshots
https://scribehow.com
Uber - Driver: Drive & Deliver
Uber Technologies, Inc.
HubSpot Sales
https://app.hubspot.com/
AI Grammar Checker & Paraphraser – LanguageTool
LanguageTool
uBlock Origin Lite
Raymond Hill (gorhill)