Open Source SIP Server Solutions
openSIPS (opensips.org) scores 73 out of 100 on Brand Analyzer, placing it in the Brand-Ready tier among Telecommunications brands, Technology brands, SaaS brands, in the 31st percentile of 2784 Telecommunications brands.
openSIPS is an open source SIP proxy/server platform designed to support scalable voice, video, instant messaging, and presence communication services. It is used primarily by telecom carriers, Internet Telephony Service Providers (ITSPs), enterprises, and developers to build VoIP, SBC, PBX, call center, and IMS solutions. Positioned as flexible and highly customizable signaling infrastructure, openSIPS supports diverse deployment scenarios ranging from Class4/5 platforms to complex multimedia communication systems, leveraging its open source nature for adaptability across different telecom use cases.
| Brand Name | openSIPS |
|---|---|
| Domain | opensips.org |
| Industry | Telecommunications, Technology |
| Main Competitors | Kamailio (73/100), Asterisk (86/100), FreeSWITCH (86/100), Sangoma (88/100), Ribbon Communications (85/100), AudioCodes (90/100), Oracle Communications (81/100) |
Moz Domain Authority 42/100 vs category average 43 / leader 99 - limited third-party links, so AI systems rarely encounter mentions of the brand.
Ranked #588,418 on the Tranco list of most-visited sites - modest traffic makes the brand easy for AI models to overlook.
openSIPS has a dedicated Wikipedia entity - a top-weighted signal AI models rely on to identify and describe the brand.
The homepage meta description reads "To provide a powerful, open source SIP proxy/server platform that enables flexible voice, video, IM, and presence communication solutions." (No meta description) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: No structured data or Open Graph tags detected. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: robots.txt present, no AI bot restrictions - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Detected tech stack: PHP.
Social footprint: verified profiles on X (Twitter), LinkedIn, Facebook, Instagram, YouTube, GitHub - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked October 2026.
When asked "What is openSIPS?", Claude could identify the brand as of October 2026. openSIPS is an open-source SIP (Session Initiation Protocol) server platform used for building scalable VoIP and real-time communication solutions such as proxies, registrars, load balancers, and application servers. It's widely used by telecom operators and developers to build c Best known for Being a high-performance, open-source SIP server used to build scalable VoIP signaling infrastructure.
When asked "Best brands similar to openSIPS?", Claude would recommend openSIPS as of October 2026. It's a well-known and respected open-source SIP server in the telecom and VoIP engineering community, often mentioned alongside Kamailio and FreeSWITCH.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
openSIPS's main competitors in Telecommunications: Kamailio (73/100), Asterisk (86/100), FreeSWITCH (86/100), Sangoma (88/100), Ribbon Communications (85/100).
Sources: Brand Analyzer scan
openSIPS offers an open source SIP proxy/server platform that supports the development of voice, video, instant messaging, and presence communication solutions. Its software can be used to build Class4/5 telecom platforms, IMS (IP Multimedia Subsystem) networks, session border controllers (SBCs), PBX systems, and call center solutions, serving as core signaling infrastructure for SIP-based communications.
Sources: openSIPS official site
openSIPS is an open source SIP (Session Initiation Protocol) proxy and server platform used to build voice, video, instant messaging, and presence communication solutions. It is classified as software within the telecommunications and technology sectors, and is designed to provide a flexible, scalable signaling infrastructure for SIP-based services.
Sources: openSIPS official site
openSIPS has moderate AI-search visibility, scoring 50/100 on Brand Analyzer's AI visibility composite (visibility 60, trust 29, recommendation 56). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: openSIPS official site
openSIPS provides SIP signaling software that routes, manages, and processes voice, video, IM, and presence communications. It enables organizations to build Class4/5 telecom platforms, IMS networks, session border controllers (SBCs), PBXs, and call center systems. As an open source SIP server, it allows developers and telecom operators to customize and scale their communication infrastructure according to specific use cases.
Sources: openSIPS official site
openSIPS scores 56/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest Telecommunications options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.
Sources: openSIPS official site
openSIPS can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: openSIPS official site
openSIPS is used by telecom carriers, Internet Telephony Service Providers (ITSPs), enterprises, and developers who build VoIP, SBC, PBX, or call center solutions. These users rely on openSIPS for its scalability and flexibility in handling SIP-based signaling across various communication platforms, from large carrier networks to enterprise-level systems.
Sources: openSIPS official site
openSIPS is known for being a powerful, open source SIP proxy/server used by carriers and telecoms to build scalable signaling infrastructure. It is recognized for its multi-functional capabilities supporting a wide range of telecom use cases, including Class4/5 platforms, IMS, and call centers, while remaining fully open source and customizable.
Sources: openSIPS official site
openSIPS is popular because it offers a highly scalable, open source SIP signaling server that can be customized for diverse telecom use cases, from Class4/5 platforms to IMS and call centers. Its open source nature allows carriers, ITSPs, enterprises, and developers to build and adapt VoIP, SBC, and PBX solutions without being locked into proprietary systems, making it attractive for organizations seeking flexible and cost-effective signaling infrastructure.
Sources: openSIPS official site
openSIPS scores 50/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
openSIPS has a limited AI-visibility profile at 50/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is visibility (60/100) and its weakest is trust (29/100). It benefits from a recognised Wikipedia company entity, a Wikidata knowledge-graph entry and a global traffic rank of #588,418 (Tranco). The main gaps holding it back: thin schema.org structured data and no llms.txt to steer AI to its best pages. In a live check, Claude could already identify openSIPS from memory (October 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
Ranked closest to openSIPS: Ofcom (73/100), NetScanTools (73/100), פלאפון (Pelephone) (73/100), Photon Design (73/100).
A step up - brands to learn from: ZPE Systems (81/100), Zone.eu (81/100).
Category leader: GoTo (97/100).
Brand Analyzer is built by DataEase AI. Track your brand in ChatGPT, Gemini and Perplexity.