Search for a Lightroom plug in and you will mostly find "best plugins" lists that rank the same handful of products. Those are useful once you know what you want, but they skip the practical questions: what a plugin actually is, which type solves your specific problem, how to install one, and what plugins still cannot do. This guide answers those questions and flags the one workflow gap that almost no Lightroom plugin fixes.
Plugin, extension, or companion app?
These terms get used interchangeably online, which makes searching for the right one confusing. They are not the same thing.
- Plugin — code that runs inside Lightroom Classic and adds a feature, such as a new export destination or an editing step. You manage these in the Plug-in Manager.
- Extension or preset pack — usually presets, profiles, or templates you import rather than install. They change how your edits or develop settings behave, not what the application can do.
- Companion app — a separate program that works alongside Lightroom by reading or exporting your files. It is not installed into Lightroom at all, so it is not limited by the plugin SDK.
Most "lightroom extension" and "lightroom plugins" searches are really looking for one of these three. Knowing which you need saves a lot of time.
The main types of Lightroom plugins, by job
Instead of ranking individual products, it is more useful to group plugins by the job you are trying to get done. Pick the category first, then choose a specific tool inside it.
| Category | What it does | Reach for it when |
|---|---|---|
| Export & publishing | Sends finished photos to print labs, galleries, social platforms, or backup destinations | You repeatedly upload to the same service and want to skip manual exports |
| Editing & effects | Adds steps such as HDR merging, focus stacking, noise reduction, or sky replacement | You need a capability Lightroom does not offer natively |
| Presets & profiles | Applies consistent looks or starting points to the Develop module | You want a faster, repeatable editing style across a shoot |
| Culling & selection | Speeds up choosing keepers from large shoots | You shoot high volumes and rating one by one is too slow |
| Migration & backup | Moves catalogs, syncs folders, or protects your library | You are changing computers or want a safety net for your catalog |
| Search & organization | Helps you find images again later | Your library has grown faster than Lightroom's keyword search can keep up |
How to install a plugin in Lightroom Classic
Most true plugins install the same way. In Lightroom Classic:
- Download the plugin. It usually arrives as a .lrplugin folder or a zip you unzip first.
- Open File → Plug-in Manager.
- Click Add, point Lightroom to the .lrplugin folder, and confirm.
- Check that the plugin shows a green "Installed and running" status, then close the manager.
Presets and profiles are different: you import those through the Develop module or the Presets panel, not the Plug-in Manager. And note that the cloud-based Lightroom (the one that syncs across phone and desktop) does not support the same Classic plugin ecosystem, so most plugins you read about apply to Lightroom Classic.
The gap most plugins leave: finding photos months later
Plugins are good at adding steps to your workflow. The one thing they rarely fix is the slow problem every growing library hits eventually: actually finding a specific photo a year after you shot it. Keyword search only works if you tagged everything perfectly, and few photographers do.
This is where a companion app helps more than a plugin. Memora reads your Lightroom Classic catalog directly from the .lrcat file, so your star ratings, keywords, color labels, and folder structure come across exactly as you organized them. Because it reads the catalog rather than installing into Lightroom, it sidesteps the plugin SDK's limits entirely, and your original catalog is never modified.
The payoff is search. Instead of relying only on the keywords you remembered to add, you can describe what you are picturing — "red dress at a wedding" or "mountain sunrise" — and Memora's AI semantic search surfaces matching photos from your existing library. It runs fully on your own computer, works offline, and is free, with no Adobe subscription required to open the catalog.
A plugin extends what Lightroom can do inside Lightroom. A companion app like Memora extends what you can do with the library you already built, especially when it comes to finding images again.
Quick FAQ
What is the difference between a Lightroom plugin and a preset?
A plugin adds a feature to Lightroom and is managed in the Plug-in Manager. A preset is a saved set of develop settings you apply to photos; you import it through the Presets panel, not as a plugin.
Do plugins work in the cloud version of Lightroom?
Most plugins are built for Lightroom Classic. The cloud-based Lightroom does not support the same plugin ecosystem, so check which app a plugin targets before installing.
Can I add better search to Lightroom without a plugin?
Yes. Because search depends on how a library is read rather than on Lightroom's interface, a companion app that imports your catalog can add AI-powered search without you installing anything into Lightroom itself.
Start by identifying the job you need done, choose the plugin category that matches, and install through the Plug-in Manager. And if your real frustration is finding photos rather than editing them, an external tool that reads your catalog may solve it faster than any plugin can.