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+<td><a href="https://prudent.me">Prudent</a></td>
+<td>2018</td>
+<td style="text-align: center;"></td>
+<td><a href="https://github.com/PrudentMe">javascript ?</a></td>
+<td style="text-align: right;">1</td>
+<td style="text-align: right;"></td>
+<td></td>
+<td><span class="citation" data-cites="PrudentLedger">[@PrudentLedger]</span><a href="https://twitter.com/PrudentLedger">prudent-chat</a></td>
+</tr>
+<tr class="even">
 <td> </td>
 <td></td>
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@@ -302,7 +312,7 @@ th, td { border:none; padding-top:0; padding-bottom:0; border-bottom:thin solid
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 <td><strong>Inactive:</strong></td>
 <td></td>
 <td style="text-align: center;"></td>
@@ -312,7 +322,7 @@ th, td { border:none; padding-top:0; padding-bottom:0; border-bottom:thin solid
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 <td>uledger</td>
 <td>2015</td>
 <td style="text-align: center;"></td>
@@ -322,7 +332,7 @@ th, td { border:none; padding-top:0; padding-bottom:0; border-bottom:thin solid
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 <td>pacioli</td>
 <td>2013</td>
 <td style="text-align: center;"></td>
@@ -332,7 +342,7 @@ th, td { border:none; padding-top:0; padding-bottom:0; border-bottom:thin solid
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 <td>ledger.pl</td>
 <td>2013</td>
 <td style="text-align: center;"></td>
@@ -342,7 +352,7 @@ th, td { border:none; padding-top:0; padding-bottom:0; border-bottom:thin solid
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+<tr class="odd">
 <td><a href="http://massysett.github.io/penny/">Penny</a></td>
 <td>2012</td>
 <td style="text-align: center;">2014</td>
@@ -352,7 +362,7 @@ th, td { border:none; padding-top:0; padding-bottom:0; border-bottom:thin solid
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 <td><a href="http://hackage.haskell.org/package/UMM">UMM</a></td>
 <td>2009</td>
 <td style="text-align: center;">2010</td>
@@ -362,7 +372,7 @@ th, td { border:none; padding-top:0; padding-bottom:0; border-bottom:thin solid
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 <td>sm-Ledger</td>
 <td>2007</td>
 <td style="text-align: center;"></td>
diff --git a/index.md b/index.md
index 3876cea..0c6def5 100644
--- a/index.md
+++ b/index.md
@@ -248,6 +248,7 @@ cl-ledger      | 2007  |              | [common lisp][cl-ledger-gh] | 4
 [Tackler]      | 2017  | 2019-04      | [scala][tackler-gl]         | 1          |   18  |                                  | [gitter][tackler-gi]
 [beans]        | 2017  | 2019-01      | [haskell][beans-gh]         | 1          |   10  |                                  |
 [monescript]   | 2017  | 2018-01      | [javascript][monescript-gh] | 1          |    3  |                                  |
+[Prudent]      | 2018  |              | [javascript ?][prudent-gh]  | 1          |       |                                  | [@PrudentLedger][prudent-chat]
 &nbsp;         |       |              |
 **Inactive:**  |       |              |
 uledger        | 2015  |              | [python][uledger-gh]
@@ -292,6 +293,10 @@ sm-Ledger      | 2007  |              | [squeak smalltalk][smalltalk-gh]
 [Penny]: http://massysett.github.io/penny/
 [penny-gh]: https://github.com/massysett/penny
 
+[Prudent]: https://prudent.me
+[prudent-gh]: https://github.com/PrudentMe
+[prudent-chat]: https://twitter.com/PrudentLedger
+
 [smalltalk-gh]: https://gist.github.com/simonmichael/bb611dba654ccb1573e1
 
 [monescript]: https://monescript.github.io/