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+## 21.3.0
+*(2021-03-20)*
+
+A big thank you to the following 27 contributors this last month:
+
+  - [murrant](https://github.com/murrant) (14)
+  - [Jellyfrog](https://github.com/Jellyfrog) (12)
+  - [PipoCanaja](https://github.com/PipoCanaja) (6)
+  - [SourceDoctor](https://github.com/SourceDoctor) (4)
+  - [si458](https://github.com/si458) (2)
+  - [Cormoran96](https://github.com/Cormoran96) (2)
+  - [miff2000](https://github.com/miff2000) (2)
+  - [mpikzink](https://github.com/mpikzink) (1)
+  - [rasssta](https://github.com/rasssta) (1)
+  - [dependabot](https://github.com/apps/dependabot) (1)
+  - [Chewie9999](https://github.com/Chewie9999) (1)
+  - [bennet-esyoil](https://github.com/bennet-esyoil) (1)
+  - [rkojedzinszky](https://github.com/rkojedzinszky) (1)
+  - [bofh80](https://github.com/bofh80) (1)
+  - [WillIrvine](https://github.com/WillIrvine) (1)
+  - [pbaldovi](https://github.com/pbaldovi) (1)
+  - [h-barnhart](https://github.com/h-barnhart) (1)
+  - [waddles](https://github.com/waddles) (1)
+  - [scamp](https://github.com/scamp) (1)
+  - [aarchijs](https://github.com/aarchijs) (1)
+  - [yrebrac](https://github.com/yrebrac) (1)
+  - [Serphentas](https://github.com/Serphentas) (1)
+  - [theochita](https://github.com/theochita) (1)
+  - [Schouwenburg](https://github.com/Schouwenburg) (1)
+  - [neg2led](https://github.com/neg2led) (1)
+  - [bakerds](https://github.com/bakerds) (1)
+  - [CirnoT](https://github.com/CirnoT) (1)
+
+Thanks to maintainers and others that helped with pull requests this month:
+
+  - [Jellyfrog](https://github.com/Jellyfrog) (28)
+  - [murrant](https://github.com/murrant) (17)
+  - [PipoCanaja](https://github.com/PipoCanaja) (8)
+  - [SourceDoctor](https://github.com/SourceDoctor) (8)
+  - [f0o](https://github.com/f0o) (1)
+  - [crazy-max](https://github.com/crazy-max) (1)
+  - [yrebrac](https://github.com/yrebrac) (1)
+
+#### Feature
+* Developer device simulation ([#12577](https://github.com/librenms/librenms/pull/12577)) - [murrant](https://github.com/murrant)
+
+#### Device
+* Add identification for Edgeswitch 8XP ([#12622](https://github.com/librenms/librenms/pull/12622)) - [si458](https://github.com/si458)
+* Add more printer data ([#12617](https://github.com/librenms/librenms/pull/12617)) - [Jellyfrog](https://github.com/Jellyfrog)
+* Update hpe-ilo.yaml ([#12612](https://github.com/librenms/librenms/pull/12612)) - [rasssta](https://github.com/rasssta)
+* Fix AOS 7 sensors ([#12599](https://github.com/librenms/librenms/pull/12599)) - [murrant](https://github.com/murrant)
+* Collect BIOS version for IBMC ([#12586](https://github.com/librenms/librenms/pull/12586)) - [PipoCanaja](https://github.com/PipoCanaja)
+* Added support for siteboss571 + new tests ([#12568](https://github.com/librenms/librenms/pull/12568)) - [WillIrvine](https://github.com/WillIrvine)
+* VRP - Huawei Wifi Controllers and routers 3G/4G update ([#12565](https://github.com/librenms/librenms/pull/12565)) - [PipoCanaja](https://github.com/PipoCanaja)
+* F5 realservers (node_name) display ([#12553](https://github.com/librenms/librenms/pull/12553)) - [PipoCanaja](https://github.com/PipoCanaja)
+* Add BGP discovery and polling for Dell OS10 devices ([#12549](https://github.com/librenms/librenms/pull/12549)) - [waddles](https://github.com/waddles)
+* Update support for ServersCheck ([#12546](https://github.com/librenms/librenms/pull/12546)) - [Jellyfrog](https://github.com/Jellyfrog)
+* Add support for Edge-Core ECS4100 series devices ([#12530](https://github.com/librenms/librenms/pull/12530)) - [scamp](https://github.com/scamp)
+* Adding Cisco ME1200 support ([#12527](https://github.com/librenms/librenms/pull/12527)) - [aarchijs](https://github.com/aarchijs)
+* Cisco enhanced cellular ([#12463](https://github.com/librenms/librenms/pull/12463)) - [Schouwenburg](https://github.com/Schouwenburg)
+* Support newer SyncServer ([#12423](https://github.com/librenms/librenms/pull/12423)) - [neg2led](https://github.com/neg2led)
+* Added alarm detection and optical PMs for Waveserver Ai ([#12380](https://github.com/librenms/librenms/pull/12380)) - [bakerds](https://github.com/bakerds)
+
+#### Webui
+* Fix services availability-map link ([#12632](https://github.com/librenms/librenms/pull/12632)) - [si458](https://github.com/si458)
+* Add css text center ([#12608](https://github.com/librenms/librenms/pull/12608)) - [Cormoran96](https://github.com/Cormoran96)
+* Sort Type List in Eventlog Pages ([#12572](https://github.com/librenms/librenms/pull/12572)) - [SourceDoctor](https://github.com/SourceDoctor)
+* Spanning Tree Link in Eventlog ([#12571](https://github.com/librenms/librenms/pull/12571)) - [SourceDoctor](https://github.com/SourceDoctor)
+* Notifications : display sensor state textual value ([#12554](https://github.com/librenms/librenms/pull/12554)) - [PipoCanaja](https://github.com/PipoCanaja)
+* GUI - Fix the detailed access point view ([#12543](https://github.com/librenms/librenms/pull/12543)) - [PipoCanaja](https://github.com/PipoCanaja)
+* Add button to show verbose alert details in the alert, alert-log webui ([#12484](https://github.com/librenms/librenms/pull/12484)) - [theochita](https://github.com/theochita)
+
+#### Snmp Traps
+* Fixed typo jnxPowerSupplyOK ([#12556](https://github.com/librenms/librenms/pull/12556)) - [h-barnhart](https://github.com/h-barnhart)
+
+#### Applications
+* Add application powermon ([#12500](https://github.com/librenms/librenms/pull/12500)) - [yrebrac](https://github.com/yrebrac)
+* Chrony support ([#12488](https://github.com/librenms/librenms/pull/12488)) - [Serphentas](https://github.com/Serphentas)
+* Docker stats app ([#12358](https://github.com/librenms/librenms/pull/12358)) - [Cormoran96](https://github.com/Cormoran96)
+
+#### Alerting
+* Add Google Chat Transport ([#12558](https://github.com/librenms/librenms/pull/12558)) - [pbaldovi](https://github.com/pbaldovi)
+
+#### Discovery
+* DynamicDiscovery - Guess num_oid if not provided in YAML file ([#12570](https://github.com/librenms/librenms/pull/12570)) - [PipoCanaja](https://github.com/PipoCanaja)
+* Fix location for devices with broken snmp ([#12544](https://github.com/librenms/librenms/pull/12544)) - [murrant](https://github.com/murrant)
+
+#### Oxidized
+* Oxidized support airfiber ([#12597](https://github.com/librenms/librenms/pull/12597)) - [murrant](https://github.com/murrant)
+
+#### Bug
+* Bugfix for no sockets on Unix Agents ([#12637](https://github.com/librenms/librenms/pull/12637)) - [mpikzink](https://github.com/mpikzink)
+* Fix Service Templates Dynamic ([#12626](https://github.com/librenms/librenms/pull/12626)) - [murrant](https://github.com/murrant)
+* Service templates -  fix rules ([#12587](https://github.com/librenms/librenms/pull/12587)) - [bofh80](https://github.com/bofh80)
+* Fix vminfo invalid power state in migration ([#12567](https://github.com/librenms/librenms/pull/12567)) - [murrant](https://github.com/murrant)
+* Add missing Power states ([#12559](https://github.com/librenms/librenms/pull/12559)) - [Jellyfrog](https://github.com/Jellyfrog)
+* PHP 8 fixes ([#12528](https://github.com/librenms/librenms/pull/12528)) - [murrant](https://github.com/murrant)
+
+#### Refactor
+* Remove legacy json format function ([#12583](https://github.com/librenms/librenms/pull/12583)) - [murrant](https://github.com/murrant)
+
+#### Documentation
+* Update Agent-Setup.md with systemd instructions on how to restrict on which NIC the agent listens. ([#12601](https://github.com/librenms/librenms/pull/12601)) - [Chewie9999](https://github.com/Chewie9999)
+* Broken link on fast-polling page ([#12595](https://github.com/librenms/librenms/pull/12595)) - [bennet-esyoil](https://github.com/bennet-esyoil)
+* Fix bullet points ([#12574](https://github.com/librenms/librenms/pull/12574)) - [miff2000](https://github.com/miff2000)
+* Fix the bullet point rendering ([#12560](https://github.com/librenms/librenms/pull/12560)) - [miff2000](https://github.com/miff2000)
+
+#### Tests
+* Location tests more reliable ([#12584](https://github.com/librenms/librenms/pull/12584)) - [murrant](https://github.com/murrant)
+* Test both MariaDB and MySQL ([#12547](https://github.com/librenms/librenms/pull/12547)) - [Jellyfrog](https://github.com/Jellyfrog)
+
+#### Misc
+* Set correct min database version ([#12606](https://github.com/librenms/librenms/pull/12606)) - [Jellyfrog](https://github.com/Jellyfrog)
+* Simplify process reaping ([#12593](https://github.com/librenms/librenms/pull/12593)) - [rkojedzinszky](https://github.com/rkojedzinszky)
+* Fix broken tests ([#12588](https://github.com/librenms/librenms/pull/12588)) - [Jellyfrog](https://github.com/Jellyfrog)
+* Add minimum database version check ([#12581](https://github.com/librenms/librenms/pull/12581)) - [Jellyfrog](https://github.com/Jellyfrog)
+* Global Settings - SNMP Timeout ([#12579](https://github.com/librenms/librenms/pull/12579)) - [SourceDoctor](https://github.com/SourceDoctor)
+* Improved rrdtool version validation ([#12539](https://github.com/librenms/librenms/pull/12539)) - [murrant](https://github.com/murrant)
+* Use DNS Location Record for Location ([#12409](https://github.com/librenms/librenms/pull/12409)) - [SourceDoctor](https://github.com/SourceDoctor)
+
+#### Dependencies
+* Bump elliptic from 6.5.3 to 6.5.4 ([#12602](https://github.com/librenms/librenms/pull/12602)) - [dependabot](https://github.com/apps/dependabot)
+
+
 ## 21.2.0
 *(2021-02-16)*