aiohttp provides asynchronous HTTP clients and web servers with WebSocket support, request routing, middleware, streaming and sessions.
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aiohttp provides asynchronous HTTP clients and web servers with WebSocket support, request routing, middleware, streaming and sessions.
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netperf is a client-server benchmark for measuring TCP and UDP throughput, request-response performance, latency and CPU utilisation.
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Apache HTTP Server serves websites with virtual hosts, flexible modules, authentication, proxying and configurable HTTP caching.
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GNU Radius provides network authentication and accounting with SQL backends, PAM, configurable policies and extensible request processing.
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FreeRADIUS is a modular RADIUS server supporting 802.1X, EAP authentication, accounting, policy rules, SQL databases and proxying.
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YTalk is a multi-user terminal chat client supporting Unix talk daemons, invitations, configurable sessions and shared shell output.
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utalk is a UDP-based terminal chat program with editable conversations, scrollback, keyboard shortcuts and direct peer connections.
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ntalk is a client-server terminal chat program with user lists, configurable colours, away messages and an optional KDE graphical client.
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xh sends HTTP requests with concise syntax, JSON and form data, authentication, session support, downloads and curl command translation.
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Eternal Terminal keeps remote shells connected across network interruptions with saved sessions, SSH authentication and TCP transport.
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Mosh keeps remote terminal sessions usable across network drops and IP changes, with predictive local echo and SSH authentication.
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Best Free and Open Source Linux Software covering web browsers, email, anti-spam, mailing list managers, Usenet, VoIP and more.
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dnslookup tests conventional and encrypted DNS resolvers with HTTP/3, DNSCrypt, DNS-over-QUIC, reverse lookups and custom endpoints.
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drill is a command-line DNS diagnostic utility offering DNSSEC signature checks, delegation tracing, reverse lookups and query controls.
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LFT is a multi-protocol traceroute tool with TCP, UDP and ICMP probes, IPv6, ECMP discovery, route monitoring and network attribution.
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OpenRDAP queries domain, IP, autonomous system and entity registration records with IANA bootstrapping and flexible text or JSON output.
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ipwhois retrieves and parses IPv4 and IPv6 registration records using RDAP and WHOIS, including ASN details, referrals and network ranges.
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jwhois queries WHOIS servers using configurable host selection, query rewriting, referrals and a local response cache for domain lookups.
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This is a series of cornerstone articles highlighting essential system tools. These are small, indispensable utilities, useful for system administrators as well as regular users of Linux based systems.
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Bonjour is Apple’s implementation of zero-configuration networking (zeroconf). What is the best free and open source alternative?
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