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Wiki Documentation

Welcome to the documentation of the Memento Database wiki!


The wiki is...


The internal product documentation of Memento Database apps...

Wiki Documentation

Welcome to the documentation of the Memento Database wiki.


The wiki is...


The internal product documentation of Memento Database apps...


When the original wiki author, Bill Crews, first began using the only edition at that time, the mobile edition, Memento was at release 3.7.0, and the documentation consisted of 2 documents -- the Manual and the FAQ, both of which were extremely sparse and worse -- out of date. There were 14 field types at that time.

Memento Wiki documentation

New doc home

« Page as of 2021-02-18, editions Mobile 4.9.3, Desktop 1.8.1 »

This documentation started to be developed in April of 2021. It is being developed by both Bill Crews and Beth Dixon. It presents information equally between the Mobile & Desktop editions. common between the Mobile and Desktop editions.

Memento Wiki documentation

This documentation is always under development. Expect links to pages yet to be developed, which are shown as red links. You may also encounter pages that display an "UNDER DEVELOPMENT" message at the top. We recommend you wait until the message goes away before reading, as it might be erroneous or misleading.

Each page shows at the top of the page the version of the Mobile edition current as of the most recent change to the page. It also shows the version number of the Desktop edition current as of that date. Note the Help accessible within the app and from Help on the Web site. Memento Help contains assistance for both the Mobile and Desktop editions.

An index to the pages of the documentation may be accessed via the following Documentation Index in the form of a table containing links to wiki pages grouped vertically by topic and horizontally by the columns of Overviews, Specifications, Techniques, Tips, How, & Tutorials. Use the Index & wiki links throughout the wiki to navigate around among the pages of the documentation.

How to learn to use Memento?


Primers vs Reference documentation

Primer stuff

Reference doc stuff

How to learn how to use JavaScript to tailor databases to your requirements

This documentation is primer material. Advanced users, use the Index below to navigate in Memento.


The wiki is continually under development, so stay tuned for more articles about Memento and its use.

See what's new in Memento.

See what's new in the Memento Wiki.

Read more about this wiki.

Most recently added pages: Feature Comparison, How:Field Dependencies, Attributes of linked entries

Most recently updated pages: What's new in the Wiki, Memento Wiki with new section on learning JavaScript

Within Specifications (or Specs), begin with User Interface for descriptions of screens, cards, menus, buttons, dialogs, etc.

Field is the best specification page for starting out with fields. Field Type is one of the most popular spec pages.

Navigation index

Topics Overviews Specs Tips,
Techniques, How, Tutorials
Memento Database Memento Database

Memento Wiki
Useful links

User Interface How:Getting Started

How:Simple To Do List
How:Simple To Do List Enhancements

& templates

Library Template

Libraries List screen

Library Edit screen
Library Groups
Library Protection

How:Add a Library
Fields, pages,
& subheaders

Field Edit card
Field Role
Field Type

Audio field

Barcode field
Boolean field
Calculation field
Checkboxes field
Contact field
Currency field
Date field
DateTime field
Email Address field
Hyperlink field
Image field
Integer field
Integer values field
JavaScript field
Link To Entry field
Link To File field
List field
Location field
Multiple-choice List field
Password field
Phone Number field
Radio Buttons field
Rating field
Real number field
Rich Text field
Signature field
Single-choice List field
Tags field
Text field
Time field

How:Field Dependencies

Tips:Using JavaScript in Memento

& entry lists

Slicing & Dicing

Entry View card

Entry Edit card
Libraries List screen
Entries List screen

How:Access a Previous Entry

How:Slice & Dice Library Data

Displays in the Memento mobile edition Screens & cards Libraries List screen

Library Edit screen
Entries List screen
Entry Edit card
Entry View card
File Manager card
Attached Files card
Charting data

Displays in the Memento desktop edition Windows & panes
Special content Audio field

Barcode field
Contact field
Location field
Rich Text field
Signature field

Linking Calculation field

Link To Entry field
Link To File field

Slicing & dicing
/ Data Analysis
(Sorting, grouping, filtering, aggregation, & charting)
Slicing & Dicing


Entries List screen

Charting data

How:Slice & Dice Library Data
Scripting, Calculation,
& App Integration
Scripting Calculation field

JavaScript field
Memento JavaScript Library
Data Sources

Tasker Integration

Trigger Examples
How:Write scripts in JavaScript for Memento
Tips:Using JavaScript in Memento

& settings
Memento Settings
Import, export,
backup, restore
Backup & Restore Importing and exporting data

Formatting Templates screen

Tips:File Attachments
Cloud, platforms,
& collaboration

Cloud storage and Teamwork

Cloud Library Status card
Security Privacy Policy

Library Protection

Products Memento Clients

Private Server
Team for Business

Tips:Team for Business