diff --git a/README.md b/README.md
index 8593b66..6b6bd6e 100644
--- a/README.md
+++ b/README.md
@@ -19,11 +19,11 @@ If you want to contribute through a pull request, make sure to add new entries t
 
 # Summary
 
-To date, **330** apps/tools covered, divided in **32** categories.
+To date, **331** apps/tools covered, divided in **32** categories.
 
 # Index
 
-[Backup](#backup) (9) | [Chat and instant messaging](#chat) (7) | [Conversion](#conversion) (4) | [Data management](#data-management) (8) | [Data transfer](#transfer) (21) | [Editors](#editors) (14) | [Email](#email) (8) | [File and file system handling](#file-handling) (24) | [File manager](#file-manager) (8) | [File systems](#file-system) (3) | [Font management](#font) (2) | [Funny tools](#funny) (9) | [Games](#games) (17) | [Graphics](#graphics) (7) | [Networking](#networking) (7) | [Office tools](#office) (10) | [Organizers and calendars](#organizers) (21) | [Productivity](#productivity) (10) | [Programming](#programming) (3) | [Security and encryption](#security) (14) | [Shells](#shells) (3) | [Sound and music](#music) (14) | [System monitoring](#monitor) (20) | [System tools](#system) (7) | [Terminals](#terminal) (6) | [Text processing](#text-processing) (15) | [Text search](#text-search) (5) | [Utilities](#utility) (21) | [Versioning](#versioning) (9) | [Viewers](#viewers) (12) | [Web browser](#browser) (6) | [Web development](#webdev) (6)
+[Backup](#backup) (9) | [Chat and instant messaging](#chat) (7) | [Conversion](#conversion) (4) | [Data management](#data-management) (9) | [Data transfer](#transfer) (21) | [Editors](#editors) (14) | [Email](#email) (8) | [File and file system handling](#file-handling) (24) | [File manager](#file-manager) (8) | [File systems](#file-system) (3) | [Font management](#font) (2) | [Funny tools](#funny) (9) | [Games](#games) (17) | [Graphics](#graphics) (7) | [Networking](#networking) (7) | [Office tools](#office) (10) | [Organizers and calendars](#organizers) (21) | [Productivity](#productivity) (10) | [Programming](#programming) (3) | [Security and encryption](#security) (14) | [Shells](#shells) (3) | [Sound and music](#music) (14) | [System monitoring](#monitor) (20) | [System tools](#system) (7) | [Terminals](#terminal) (6) | [Text processing](#text-processing) (15) | [Text search](#text-search) (5) | [Utilities](#utility) (21) | [Versioning](#versioning) (9) | [Viewers](#viewers) (12) | [Web browser](#browser) (6) | [Web development](#webdev) (6)
 
 Some links to [related resources](#resources).
 
@@ -64,6 +64,7 @@ Some links to [related resources](#resources).
 * [GNU Recutils](https://www.gnu.org/software/recutils/manual/) - Set of tools and libraries to access human-editable, text-based databases called recfiles.
 * [jtc](https://github.com/ldn-softdev/jtc) - JSON manipulation and transformation.
 * [TSV Utilities](https://github.com/eBay/tsv-utils) - Command line tools for large, tabular data files.
+* [usql](https://github.com/xo/usql) - Universal command-line interface for SQL databases.
 * [VisiData](https://www.visidata.org/) - Interactive multitool for tabular data. It combines the clarity of a spreadsheet, the efficiency of the terminal, and the power of Python, into a lightweight utility which can handle millions of rows with ease.
 * [xsv](https://www.johndcook.com/blog/2019/12/31/sql-join-csv-files/) - Doing a SQL join with CSV files.
 
diff --git a/data/apps.csv b/data/apps.csv
index 6ae0fef..8fca73d 100644
--- a/data/apps.csv
+++ b/data/apps.csv
@@ -329,3 +329,4 @@ text-processing,hck,https://github.com/sstadick/hck,A sharp cut clone.
 versioning,gitui,https://github.com/extrawurst/gitui,GitUI provides you with the comfort of a git GUI but right in your terminal
 games,rpg-cli,https://github.com/facundoolano/rpg-cli,Your filesystem as a dungeon!
 file-handling,dua,https://github.com/Byron/dua-cli,Disk Usage Analyzer. Learn about the usage of disk space of a given directory with parallel access to max out SSD exploration.
+data-management,usql,https://github.com/xo/usql,Universal command-line interface for SQL databases.