diff --git a/README.md b/README.md
index 1c2f4e7..87263e1 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,8 @@ Solutions using SQLite as a building block.
 | [SQLPage](https://sql.ophir.dev/) | A web server driven by SQL queries. | rust |
 | [SQLedge](https://github.com/zknill/sqledge) | A tool to stream changes from Postges to SQLite so the database can run on the edge. | go |
 | [SQLSync](https://github.com/orbitinghail/sqlsync) | A collaborative offline-first wrapper around SQLite. It is designed to synchronize web application state between users, devices, and the edge. | rust |
+| [Redka](https://github.com/nalgeon/redka) | Redis re-implemented with SQLite. Contribute to nalgeon/redka development by creating an account on GitHub. | go |
+| [Limbo](https://github.com/penberg/limbo) | An in-process OLTP database management system, compatible with SQLite. | data_analysis; rust |
 
 ## Extensions
 
diff --git a/data/thing.csv b/data/thing.csv
index 76cabc6..431bd8c 100644
--- a/data/thing.csv
+++ b/data/thing.csv
@@ -42,3 +42,4 @@ https://github.com/dgllghr/stanchion,Stanchion,A SQLite extension that brings co
 https://gitlab.com/Screwtapello/sqlite-schema-diagram/,sqlite-schema-diagram,A SQLite schema diagram generator.,utilities
 https://kerkour.com/sqlite-for-servers,Optimising SQLite for servers,A tutorial on how to optimise SQLite for backend applications.,tutorial
 https://github.com/nalgeon/redka,Redka,Redis re-implemented with SQLite. Contribute to nalgeon/redka development by creating an account on GitHub.,application
+https://github.com/penberg/limbo,Limbo,"An in-process OLTP database management system, compatible with SQLite.",application
diff --git a/data/thing_tag.csv b/data/thing_tag.csv
index c288687..4c6971e 100644
--- a/data/thing_tag.csv
+++ b/data/thing_tag.csv
@@ -65,3 +65,5 @@ https://github.com/dgllghr/stanchion,data_analysis
 https://github.com/dgllghr/stanchion,zig
 https://gitlab.com/Screwtapello/sqlite-schema-diagram/,sql
 https://github.com/nalgeon/redka,go
+https://github.com/penberg/limbo,rust
+https://github.com/penberg/limbo,data_analysis