add packages using pint to ecosystem.rst

CHANGES

@@ -12,6 +12,8 @@ Pint Changelog
 - Add `dim_sort` function to _formatter_helpers.
 - Add `dim_order` and `default_sort_func` properties to FullFormatter.
   (PR #1926, fixes Issue #1841)
+- Documented packages using pint.
+  (PR #1960)
 - Fixed bug causing operations between arrays of quantity scalars and quantity holding
   array resulting in incorrect units.
   (PR #1677)

docs/ecosystem.rst

@@ -7,5 +7,17 @@ Here is a list of known projects, packages and integrations using pint.
 Pint integrations:
 ------------------
 
+- `ucumvert <https://github.com/dalito/ucumvert>`_ `UCUM <https://ucum.org/>`_ (Unified Code for Units of Measure) integration
 - `pint-pandas <https://github.com/hgrecco/pint-pandas>`_ Pandas integration
 - `pint-xarray <https://github.com/xarray-contrib/pint-xarray>`_ Xarray integration
+
+
+Packages using pint:
+------------------
+
+- `fluids <https://github.com/CalebBell/fluids>`_ Practical fluid dynamics calculations
+- `ht <https://github.com/CalebBell/ht/>`_ Practical heat transfer calculations
+- `chemicals <https://github.com/CalebBell/chemicals/>`_ Chemical property calculations and lookups
+- `thermo <https://github.com/CalebBell/thermo/>`_ Thermodynamic equilibrium calculations
+- `Taurus <https://taurus-scada.org/>`_ Control system UI creation
+- `InstrumentKit <https://github.com/instrumentkit/InstrumentKit>`_ Interacting with laboratory equipment over various buses.