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Matrix scheduler

Schedule Matrix room messages

Matrix runs open-source communities, newsrooms and companies that want chat they control. Postoni posts to a Matrix room from an account you pick, on any homeserver, so announcements land in the room on time next to your other channels.

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  • Unlimited posts
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Bloom Studio

@bloomstudio · now

Our autumn collection lands Friday. Twelve new glazes, all made by hand in our tiny studio.

Scheduled · Tue 11:30 AM
Illustration of a scheduled Matrix post in the Postoni composer

Everything you can publish to Matrix

Pick the format in the composer. Postoni handles the upload and the timing.

  • Text messages
  • Formatted messages
  • Image messages

Built around how Matrix actually works

  • Any homeserver

    matrix.org, a self-hosted Synapse or Conduit server, or a company deployment: enter the homeserver address and it works.

  • Post as a bot account

    Create a separate account for announcements, invite it to the room, and use its token so posts don't come from your personal account.

  • Formatting kept

    Bold, italic, links and lists are sent as Matrix formatted messages, so they render properly in Element and other clients.

How to schedule a Matrix post

Four steps, about two minutes the first time. After that it's write, tweak, schedule.

  1. 1

    Join the room

    Sign in to the account that should post and make sure it has joined the room.

  2. 2

    Copy the access token

    In Element, open Settings, then Help & About, expand Advanced and copy the access token.

  3. 3

    Find the room ID

    Open the room settings, then Advanced, and copy the internal room ID, which starts with !.

  4. 4

    Connect and schedule

    Enter the homeserver, token and room ID in Postoni, then write and schedule your message.

Matrix scheduling FAQ

Free Matrix tools

Matrix character counter

Check a draft against the 30,000-character limit before you post.

Character counter for every network

Paste one draft and see which networks it fits.

Does Postoni publish automatically to Matrix?

Yes. At the scheduled time Postoni sends the message to the room through your homeserver's client API.

Does it work with encrypted rooms?

No. Postoni can't encrypt messages end to end, so use a room without encryption, such as a public announcements room.

Will the token stop working?

An access token stays valid until you sign out of the session it belongs to. If you sign out of that session in Element, reconnect the channel with a new token.

Can I post to several rooms?

Yes. Add one connection per room. You can reuse the same token for each.

Ready to put Matrix on autopilot?

Connect Matrix, write your first post and schedule it in two minutes. Free for 7 days, no card.

  • Unlimited posts on every plan
  • Cancel anytime
  • Open-source core