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109 Communication apps

sorted A to Z · page 2 of 3

A–ZCheapestMost established
Narrow byFree plan236Open source109Self-hostable92
  1. 49MailPoetBetter Email for WordPress-Powered Websites.Free planOpen sourceSelf-hostable
  2. 50MattermostCollaboration Platform for Mission Critical WorkOn requestFree planOpen sourceSelf-hostable
  3. 51MeroChatText based, 1 on 1, friendly only random chat!FreeOpen source
  4. 52MeshA secure, anonymous, peer-to-peer, instant messenger!FreeOpen source
  5. 53MeshChatXThe future of decentralized communication. Secure, resilient, and unstoppable messaging over Reticulum.Open source
  6. 54MeshtasticOff-Grid Communication For EveryoneFree planOpen source
  7. 55Miranda NGNext Generation of Miranda IMFree planOpen source
  8. 56MiroTalkFree Secure Video Calls, Chat & Screen SharingFreeOpen sourceSelf-hostable
  9. 57MirrorFly TeamsSelf-Hosted & Fully Customizable Enterprise Team Collaboration Software For Any App or WebsiteOn requestOpen sourceSelf-hostable
  10. 58MixinAn open-source crypto wallet with Signal messagingFreeOpen sourceSelf-hostable
  11. 59MovimYour Network, Your Rules.FreeOpen sourceSelf-hostable
  12. 60MumbleOpen Source, Low Latency, High Quality Voice ChatFreeOpen sourceSelf-hostable
  13. 61MyceliumChat, calls, files & docs in one open-source appFreeOpen sourceSelf-hostable
  14. 62NerimityNerimity is an open source, modern and sleek chat app made for everyoneOpen source
  15. 63NicegramThe financial, business, and security layer for TelegramFree planOpen sourceSelf-hostable
  16. 64NINAMiss the 90s AOL, AIM, ICQ, or maybe even Q-Link? We do too! That's why we're bringing them back.FreeOpen sourceSelf-hostable
  17. 65Off-the-Record MessagingOpen source
  18. 66OlvidPrivate messaging for everyone.From €4.99/moFree planOpen sourceSelf-hostable
  19. 67OSHI MessengerPrivacy that travels with you.FreeOpen sourceSelf-hostable
  20. 68palava.tvA cost-free, simple to use, secure, and open source platform for video callsFreeOpen source
  21. 69Pidginthe universal chat clientFreeOpen source
  22. 70PravPrivacy and convenience with choice of providersOpen source
  23. 71ProseTeam chat, without the noise.From €5/moFree planOpen sourceSelf-hostable
  24. 72PsiInstant messaging as free and open as it should be.FreeOpen source
  25. 73QuicksyHave some Quick ConversationsFreeOpen sourceSelf-hostable
  26. 74QuietPrivate messaging. No servers.Open source
  27. 75RatspeakA New Network. New Privacy.FreeOpen source
  28. 76Reticulum-GoThe resilient, sovereign networking stack for everyone.Free planOpen sourceSelf-hostable
  29. 77Retro MessengerA Secure, End-to-End Encrypted MessengerOpen source
  30. 78Retrosharesecure communication for everyoneFreeOpen source
  31. 79Ricochet RefreshA Blueprint For Free speech initiative to update and improve RicochetFreeOpen source
  32. 80SAMASimple but advanced open source chat server for mobile and web appsFree planOpen sourceSelf-hostable
  33. 81SecureBit.chatPrivate, Encrypted MessengerFreeOpen source
  34. 82SessionSend Messages, Not Metadata.Open sourceSelf-hostable
  35. 83SignalSpeak FreelyFreeOpen source
  36. 84SimpleX ChatPrivate and secure messenger without any user IDs (not even random)Open sourceSelf-hostable
  37. 85SnikketSimple, secure and private messagingOpen sourceSelf-hostable
  38. 86SpacebarSelfhosted, secure communication that you're already familiar withFree planOpen sourceSelf-hostable
  39. 87SparkFree planOpen source
  40. 88StatusPrivate, secure by design. Transact, Message, Browse on your Terms.FreeOpen source
  41. 89StoatFind your communityFreeOpen sourceSelf-hostable
  42. 90Sylk SuiteSylk Suite is a set of real-time communications applications using IETF SIP protocol and WebRTC specifications.Free planOpen sourceSelf-hostable
  43. 91SyphonA privacy centric matrix clientOpen source
  44. 92TelegramFast. Secure. Powerful.Free planOpen source
  45. 93ThreemaSecure Communication For Individuals and Companies$3–$5/user/mo30-day trialOpen sourceSelf-hostable
  46. 94Tkabbera free Jabber client in Tcl/TkFreeOpen source
  47. 95ToxA New Kind of Instant MessagingFreeOpen source
  48. 96ValourThe Open-Source Community PlatformOpen sourceSelf-hostable