Features

What each feature does and how to set it up.

323 pages

The mail layout: every mail as HTML with a plain-text part Since 6.0.15 every mail Exponential sends is an HTML mail with a plain-text part (multipart/alternative) in one shared layout: the site's name in a dark header, a heading, a short text, one button where there is a link… AdministratorsDevelopers Features
The product is called Exponential This page is for anyone upgrading from a release before 6.0.10, and for site builders who want their own templates to use the current name. From version 6.0.10 (August 2025) the software calls itself Exponential. The… Developers Features
The secret store: passwords and keys of the tools, encrypted, by name (6.0.15) Read this page if you write a tool that needs a password, a token or an API key (a database connection, an import source, a remote server), or if you administer the secrets of an installation. The data table connections… AdministratorsDevelopers Features
The transfer registry: import and export tools that know each other (6.0.15) Read this page if you write or maintain an import or export tool (in the kernel or an extension), or a template that links to one. Users read Which import or export tool do I need?. AdministratorsDevelopers Features
The users and groups of a role, a page at a time This page is for administrators whose roles are given to many users, and for developers who override role/view.tpl. AdministratorsDevelopers Features
Transfer runs: one engine and one run history for every import and export tool (6.0.15) Read this page if you write or maintain an import or export tool, or a page that lists their runs. The tools themselves are declared in the transfer registry; users find their runs on the run list and the Statistics… AdministratorsDevelopers Features
Twig templates (.twig) next to .tpl This page is for site builders and template developers who know Twig, or who want to port a design to it. A design can now hold Twig 3 templates (.twig, and *.html.twig for templates shared with Symfony-style projects)… Developers Features
User audit log The user audit log answers one question for any account of the installation: who did what to it, when, and from where — and who tried and was refused. It is a table in the site's database, expuser_audit, with one row… AdministratorsDevelopers Features
User management from the console Read this page if you look after the user accounts of an installation and want to do it from a shell, a deploy script or a CI job. Exponential 6.0.15 adds the exp:user commands: list, inspect, create, change, disable… AdministratorsDevelopers Features
uwebserver: the static file server of Velocity This page is for developers and testers who need a fast, safe static file server, or a baseline to measure the PHP server against. uwebserver is a small web server written in C that ships with the Velocity engine. It… Developers Features
Velocity discovery, federation and deploy This page is for developers who run Velocity applications beside Exponential and want several servers to work together. An Exponential site does not need these features. Applies to Exponential Velocity 0.0.4.x… Developers Features
Velocity scheduler This page is for developers of Velocity applications who need periodic work (expiring sessions, rotating files, a report at 09:00) without a cron table. The scheduler is a small cron inside the server. It runs a handler… Developers Features
Velocity WebSockets, Server-Sent Events and rooms This page is for developers who want real-time features (chat, live progress, notifications) next to an Exponential site served by Velocity. An ordinary Exponential site does not need them. Applies to Exponential… Developers Features
What a new installation comes with: the default extension distribution This page is for anyone who installs Exponential and wants to know which extensions arrive with it, and how to add or drop one. composer.json of Exponential does more than list PHP requirements: it decides which… AdministratorsDevelopers Features
Which siteaccess an order came from This page is for shop administrators who run more than one store or site on one installation, and for developers who build on the shop. Every order now records the siteaccess (store or site) it was placed in, and the… AdministratorsDevelopers Features
xrowmetadata: page titles, descriptions, Open Graph and sitemaps This page is for site builders who care about search engines and link previews. xrowmetadata ("Xrow Meta Data") is the simple SEO building block of Exponential: Developers Features
Your devices: signed-in sessions per user Since 6.0.15 every sign-in is recorded as a session of its user. A user sees where the account is signed in right now, on the page Your devices (user/sessions), and signs out one session or all other sessions; an… AdministratorsDevelopers Features
Exponential 6.0 features This page lists every feature page of the Exponential 6.0 line, so you can find the one you need without searching. Each page says who it is for, what the feature does and how to use it. The legacy extensions, themes… AdministratorsDevelopers Features
Extensions, themes and packages This page lists every legacy extension, theme and package of Exponential 6 that has its own page. Use it to find out what an extension does before you activate it. Each page says what the extension is for, how to set it… AdministratorsDevelopers Features
A new cache ID has been added for SSLZones: "sslzones". It is part of the INI tag, and clears the cache file that contains the list of SSL subtrees. AdministratorsDevelopers Features

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