Accu-Chek/Senseonics Eversense Dexcom G4/G5/G6 [7] Freestyle Libre with Transmitter [1] Minimed Enlite via dedicated pump
Accu-Chek Combo A A A
Accu-Chek Insight A A A
Animas Ping [5]
Animas Vibe
Dana R A A A
Dana RS A A A
Insulet OmniPod [5], [6]
RF based
Insulet OmniPod Dash
available since 2018, Bluetooth based
Minimed 512/712
with limited functions
O[2] O O[2]
Minimed 515/715 O[2] O & L O[2] & L[3]
Minimed 522/722 O[2] O & L O[2] & L[3] O & L [4]
Minimed 523/723
with firmware 2.4A or older
O[2] O & L O[2] & L[3] O & L [4]
Minimed Veo (554/754)
with firmware 2.6A or older (EU)
with firmware 2.7A or older (Canada)
O[2] O & L O[2] & L[3] O & L
Minimed 530G
Minimed 640G
mylife YpsoPump
Tandem t:slim (X2)


       in active development (no ETA, maybe less than 1 year)
       protocol (partially) decrypted, lots of work to do (propably several years till finished)
       does not work and no successful efforts are currently known

LLoop for iOS


  1. The Freestyle Libre is only a FGM and needs additional hardware to work as a CGM.
  2. The CGM data has to be uploaded to Nightscout first.
  3. With the Spike App the CGM data from Dexcom and Freestyle can be transmitted offline, see Facebook group for the Spike App.
  4. With the Minimed 522/722 and 523/723 the sensor works only 3 days instead of 6.
  5. Developers can help or discuss the progress on
  6. Latest news about OmniPod at
  7. Dexcom G4 works via Dexcom Receiver or DIY-Transmitter, G5 and G6 may also work directly via a smartphone app.

Sources and more information


Continue to Looping systems and possible hardware combinations