Open source communications framework
Asterisk (asterisk.org) scores 86 out of 100 on Brand Analyzer, placing it in the Strong Brand tier among Technology brands, Telecommunications brands, SaaS brands, in the 91st percentile of 50035 Technology brands.
Asterisk is a free and open source software framework for building communications applications, including private branch exchange (PBX) systems using Voice over IP protocols. First released in 1999, it is sponsored by Sangoma. Asterisk is designed for developers and integrators who build or deploy custom telephony and communications solutions, and it is supported by a large open source community alongside corporate backing.
| Brand Name | Asterisk |
|---|---|
| Domain | asterisk.org |
| Industry | Technology, Telecommunications |
| Founded | 1999 |
| Main Competitors | FreeSWITCH (86/100), 3CX (84/100), Kamailio (73/100), Twilio (95/100), FusionPBX, OpenSIPS (73/100), Vicidial |
Moz Domain Authority 61/100 vs category average 39 / leader 100 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
Ranked #34,635 on the Tranco list of most-visited sites - strong traffic reinforces the brand's prominence to AI models.
Asterisk appears on Wikipedia but without a dedicated company entity, so AI models can confuse it with similarly named subjects.
The homepage meta description reads "Ready to Get Started with Asterisk? Asterisk is a free and open source framework for building communications applications and is sponsored by Sangoma." (Meta description: 23 words (ideal length). OG description present and descriptive) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: 1 JSON-LD block(s), Organization schema, Breadcrumb/Website schema, og:title, og:description, og:image, og:type, Twitter cards, canonical. Adding FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: No robots.txt found (default: all bots allowed, but explicit file preferred) - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Detected tech stack: Cloudflare, WordPress, Ghost.
Social footprint: verified profiles on GitHub, X (Twitter), Facebook, YouTube, Instagram; no detected presence on LinkedIn - 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 Asterisk?", Claude could identify the brand as of October 2026. Asterisk is an open-source framework for building communications applications, originally created by Mark Spencer in 1999, widely used to build PBX systems, VoIP gateways, conference servers, and other telephony applications. Best known for Being the leading open-source software PBX and telephony framework.
When asked "Best brands similar to Asterisk?", Claude would recommend Asterisk as of October 2026. It's a foundational and widely adopted tool in open-source telephony, so it's a natural recommendation for anyone building VoIP or PBX systems.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
Asterisk's main competitors in Technology: FreeSWITCH (86/100), 3CX (84/100), Kamailio (73/100), Twilio (95/100), OpenSIPS (73/100).
Sources: Brand Analyzer scan
Asterisk is a free and open source software framework used to build communications applications, most notably private branch exchange (PBX) systems that operate over Voice over IP (VoIP) protocols. It was first released in 1999 and is sponsored by Sangoma. Asterisk provides the underlying software architecture that developers use to create custom voice, messaging, and other communications systems rather than being a single packaged product.
Sources: Asterisk official site
Asterisk has limited AI-search visibility, scoring 49/100 on Brand Analyzer's AI visibility composite (visibility 45, trust 54, recommendation 52). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: Asterisk official site
Asterisk was founded in 1999. Asterisk operates in the Technology category. It is analyzed by Brand Analyzer across seven brand dimensions and AI-search visibility.
Sources: Wikidata
Asterisk offers an open source software framework for building communications applications, including functionality for implementing private branch exchange (PBX) systems that support various Voice over IP protocols. It is provided as free, downloadable software rather than a suite of separate commercial products.
Sources: Asterisk official site
Asterisk provides an open source framework that enables developers to build communications applications, such as PBX systems, supporting various Voice over IP protocols. It gives developers and integrators the building blocks needed to create customized telephony and communications solutions rather than offering a fixed, pre-built product.
Sources: Asterisk official site
Asterisk scores 52/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest Technology options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.
Sources: Asterisk official site
Asterisk 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: Asterisk official site
Asterisk is known for being a widely used open source framework for implementing private branch exchange (PBX) functionality over Voice over IP protocols. It has a long history dating back to 1999 and a strong developer community, and it is sponsored by Sangoma, which supports its ongoing development.
Sources: Asterisk official site
Asterisk is used by developers, integrators, and technology leaders who build or deploy communications applications and systems, such as custom PBX and VoIP solutions.
Sources: Asterisk official site
Asterisk is popular because it is free and open source, giving developers a flexible and customizable framework for building communications applications without licensing costs. Its long history since 1999, strong open source community, and corporate backing from Sangoma have helped it become a widely adopted platform among developers and integrators building VoIP and PBX systems.
Sources: Asterisk official site
Asterisk scores 49/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
Asterisk has a limited AI-visibility profile at 49/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is trust (54/100) and its weakest is visibility (45/100). It benefits from a Wikidata knowledge-graph entry, a global traffic rank of #34,635 (Tranco) and a Moz Domain Authority of 61/100. The main gaps holding it back: no clear Wikipedia entity to anchor it in LLM training data and no llms.txt to steer AI to its best pages. In a live check, Claude could already identify Asterisk 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 Asterisk: AssurX (86/100), Assembly (86/100), Astro Gaming (Logitech G) (86/100), Athena Security (86/100).
A step up - brands to learn from: Zuken (91/100), Zoom (91/100).
Category leader: Hostinger (97/100).
Brand Analyzer is built by DataEase AI. Track your brand in ChatGPT, Gemini and Perplexity.