#### Databases
<div class="container">
<ul class="list-inline">
- <li><a href="http://rocksdb.org/" ><img src="images/rocksdb.png" /></a> [RocksDB](https://twitter.com/rocksdb/status/771387757306388480) </li>
+ <li><a href="https://rocksdb.org/" ><img src="images/rocksdb.png" /></a> [RocksDB](https://twitter.com/rocksdb/status/771387757306388480) </li>
<li><a href="https://hadoop.apache.org/" ><img src="images/hadoop.png" /></a> [Hadoop](https://issues.apache.org/jira/browse/HADOOP-13578) </li>
<li><a href="https://www.mysql.com/" ><img src="images/mysql.png" /></a> [MySQL](https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-18.html#mysqld-8-0-18-connection-control) </li>
- <li><a href="http://cassandra.apache.org/" ><img src="images/cassandra.png"/></a> [Cassandra](https://issues.apache.org/jira/browse/CASSANDRA-14482) </li>
+ <li><a href="https://cassandra.apache.org/" ><img src="images/cassandra.png"/></a> [Cassandra](https://issues.apache.org/jira/browse/CASSANDRA-14482) </li>
<li><a href="https://www.mongodb.com/" ><img src="images/mongo.png" /></a> [MongoDB](http://mongodb.github.io/mongo-java-driver/3.12/driver-async/tutorials/compression/) </li>
<li><a href="http://www.wiredtiger.com/" ><img src="images/wt.png" /></a> [WiredTiger](https://github.com/wiredtiger/wiredtiger/tree/master/ext/compressors/zstd) </li>
<li><a href="https://redis.io/" ><img src="images/redis.png" /></a> [Redis](https://github.com/chadnickbok/redis-zstd-module) </li>
<li><a href="http://prestodb.github.io/" ><img src="images/presto.png" /></a> [Presto](https://prestosql.io/docs/current/release/release-314.html) </li>
<li><a href="https://clickhouse.yandex/" ><img src="images/clickhouse.png"/></a> [Clickhouse](https://clickhouse.yandex/docs/en/operations/server_settings/settings/#compression) </li>
- <li><a href="http://groonga.org/" ><img src="images/groonga.png" /></a> [Groonga](http://groonga.org/en/blog/2016/11/29/groonga-6.1.1.html) </li>
+ <li><a href="https://groonga.org/" ><img src="images/groonga.png" /></a> [Groonga](http://groonga.org/en/blog/2016/11/29/groonga-6.1.1.html) </li>
<li><a href="https://tarantool.org/" ><img src="images/tarantool.png"/></a> [Tarantool](https://github.com/tarantool/tarantool/blob/1.8/cmake/BuildZSTD.cmake) </li>
<li><a href="https://github.com/XeLabs/tokudb" ><img src="images/tokudb.png" /></a> [TokuDB](https://github.com/XeLabs/tokudb/commit/7ba55b2ee6aaac0980daa0a6b269a5c551da4ba6) </li>
<li><a href="https://hbase.apache.org/" ><img src="images/hbase.png" /></a> [HBase](https://issues.apache.org/jira/browse/HBASE-16710) </li>
<li><a href="https://btrfs.wiki.kernel.org/index.php/Main_Page"><img src="images/btrfs.png"/></a> [BtrFS](https://btrfs.wiki.kernel.org/index.php/Compression) </li>
<li><a href="https://en.wikipedia.org/wiki/SquashFS"><img src="images/squashfs.png"/></a> [SquashFS](https://www.phoronix.com/scan.php?page=news_item&px=Linux-4.14-Zstd-Pull) </li>
<li><a href="https://en.wikipedia.org/wiki/ReiserFS"><img src="images/reiserfs.png"/></a> [ReiserFS](https://metztli.it/blog/index.php/building-new-reiser4-software-format?blog=4) </li>
+ <li><a href="https://f2fs.wiki.kernel.org/start"><img src="images/f2fs.png" /></a> [F2FS](https://www.phoronix.com/scan.php?page=news_item&px=F2FS-Zstd-Linux-5.7-Pull) </li>
<li><a href="http://open-zfs.org/wiki/Main_Page"><img src="images/openzfs.png"/></a> [OpenZFS](https://www.bsdcan.org/2018/schedule/events/947.en.html) </li>
</ul>
</div>
<div class="container">
<ul class="list-inline">
<li><a href="https://www.winzip.com/" ><img src="images/winzip.png" /></a> [winzip](http://kb.winzip.com/kb/entry/313/) </li>
- <li><a href="http://www.powerarchiver.com/" ><img src="images/powerarc.png"/></a> [PowerAchiver](http://www.powerarchiver.com/2017/07/07/powerarchiver-2017-release-candidate-2-released/) </li>
+ <li><a href="http://www.powerarchiver.com/" ><img src="images/powerarc.png"/></a> [PowerAchiver](https://www.powerarchiver.com/2020/04/08/powerarchiver-2021-preview-build-32-is-out-today/) </li>
<li><a href="https://fogproject.org/" ><img src="images/fog.png" /></a> [Fog](https://news.fogproject.org/fog-1-3-5-rc-9/) </li>
<li><a href="https://borgbackup.readthedocs.io/en/stable/"><img src="images/borg50.png"/></a> [Backup](https://github.com/borgbackup/borg/issues/1633#issuecomment-307556500) </li>
<li><a href="http://www.libarchive.org/" ><img src="images/libarchive.png"/></a> [libarchive](https://github.com/libarchive/libarchive/pull/905) </li>
<li><a href="https://getfedora.org/" ><img src="images/fedora.png" /></a> [Fedora](https://fedoraproject.org/wiki/Changes/Switch_RPMs_to_zstd_compression) </li>
<li><a href="https://rpm.org/" ><img src="images/rpm.png" /></a> [RPM](https://rpm.org/wiki/Releases/4.14.0) </li>
<li><a href="https://wiki.freebsd.org/pkgng" ><img src="images/freebsd.png" /></a> [PKG](https://svnweb.freebsd.org/ports?view=revision&revision=512256) </li>
+ <li><a href="https://conda-forge.org/" ><img src="images/conda.png" /></a> [Conda](https://www.anaconda.com/understanding-and-improving-condas-performance/) </li>
<li><a href="https://code.facebook.com/projects/527543867323997/folly/"><img src="images/folly.png"/></a> [folly](https://github.com/facebook/folly/blob/master/folly/compression/Compression.h#L83) </li>
<li><a href="https://cmake.org/" ><img src="images/cmake.png" /></a> [cmake](https://cmake.org/cmake/help/v3.15/release/3.15.html) </li>
<li><a href="https://docs.taskcluster.net/" ><img src="images/taskc2.png" /></a> [TaskCluster](https://github.com/taskcluster/taskcluster-worker/pull/114)</li>