Dimension scores are derived from public data and fields; weighted into the composite. Reference only.
0nl1ne.at is an XMPP/Jabber instant messaging server based on ejabberd. Users can register a JID in the form of [email protected] and sign in with any XMPP-compatible client. The site emphasizes that XMPP works similarly to email: it can federate with other XMPP servers worldwide and is not centrally controlled by a single company.
In terms of channel, this is an IM service rather than an email, SMS, or voice platform. The server exposes port 5222 for client STARTTLS connections, 5223 for Direct TLS compatibility connections, and 5269 for TLS federation between servers. Features include the primary domain 0nl1ne.at, group chat via conference.0nl1ne.at, and HTTP File Upload through upload.0nl1ne.at. The page also recommends clients such as Gajim, Dino, Conversations, Monal, BeagleIM, Psi+, and Profanity, noting that these clients support OMEMO end-to-end encryption.
The page does not disclose its pricing model, plans, file upload limits, or account storage capacity, so its commercial value for money cannot be assessed. Delivery rate, uptime, latency, message retention policy, and SLA are also not provided. The only confirmed details are that it runs ejabberd, supports federation, and provides basic port information. This may be sufficient for personal or community use, but it lacks the availability commitments needed for enterprise evaluation.
Its strengths are that it is based on the open standards RFC 6120/6121, avoids vendor lock-in, and can interconnect with the global XMPP network. It also supports group chat, file uploads, TLS transport, and the OMEMO-capable client ecosystem. The downsides are that the operator, country, privacy policy, data compliance, support channels, abuse handling, and service guarantees are not reflected in the main text. It also does not provide API, webhook, or admin console capabilities.
It is better suited to open-source communities, individual technical users, small interest groups, and people who want to move away from centralized IM platforms. It is not suitable as an enterprise messaging platform with strong SLA, audit, compliance, and customer support requirements. Access from mainland China is not described in the source text, so real-world usability needs to be tested independently. If localized support and a stable network are required, consider WeCom, Lark, DingTalk, or self-hosting/choosing another XMPP or Matrix service.
⚠ This review is compiled from public sources and does not constitute a purchase recommendation. Verify all facts on the vendor's official site. Verify on linuxlovers.at official site.
linuxlovers.at is an Austria Chat Apps provider. TG4G tracks its product information, an overall rating of 5.0/10, and a China-accessibility score of Workable. Click "Visit Official Site" to reach linuxlovers.at directly.