elm.chat is an AGPL-3.0 open-source web messenger for creating a temporary room, sharing a single-use invite, and explicitly destroying the room. Messages and files are encrypted in the browser and relayed through one Cloudflare Durable Object per live room
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Recent Releases
0.1.103 Aug 2026 19:27
minor feature:
v0.1.1 centralizes the public security status and limitations, opens an independent-review coordination issue, preserves an invited participant s active room when they open the make-your-own path, and adds a public changelog, press kit, practical guides, structured article pages, and a 12-entry RSS feed. The release has not completed an independent security audit
0.1.003 Aug 2026 16:10
major feature:
First tagged release. Adds browser-side encryption for messages and files, single-use and revocable room invitations, manual and timed room destruction, account-free use, no persisted server-side transcript or file history, one Durable Object per live room, a one-click Deploy to Cloudflare path, and public architecture and threat-model documentation. This release has not had an independent security audit
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