The 12 closest competitors and alternatives to Kandra Labs among software & collaboration tools companies — ranked by similarity to what Kandra Labs actually does, not by market-cap band.
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Kandra Labs develops Zulip, an open-source team chat software featuring threaded conversations designed for organized and asynchronous communication.
Kandra Labs is a software & collaboration tools company headquartered in United States. Xcout tracks 4 named people at Kandra Labs, including Alya Abbott (Zulip’s long-time product lead, who had a cofounder-like role from 2021 to May 2026).
Ranked by semantic similarity — how close each company is to Kandra Labs by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Customer Service & Live Chat Software
Chatra provides live chat, chatbots, email, and social messaging software for businesses to communicate with website visitors.
Software
Fluxer Platform AB develops an open-source chat application offering text, voice, video, screen sharing, and self-hosting capabilities.
Collaboration & Messaging Software
Element provides secure, end-to-end encrypted messaging and collaboration applications built on the open Matrix standard. The platform offers decentralised, self-hosted or managed solutions designed for governments, public institutions, and enterprises seeking digital sovereignty and interoperability.
Software
Threema is a Swiss-based technology company that provides secure, end-to-end encrypted messaging solutions for individuals and organizations.
Software as a Service (SaaS)
ZyndraAI provides an AI-driven customer service platform that allows businesses to build custom AI agents and chatbots trained on their own data.
Software
Kolab Systems provides an open-source enterprise email and groupware collaboration solution that can be completely self-hosted.
Software
Missive provides a collaborative email and team inbox platform designed for teams to manage communications and tasks together.
SaaS
Pylon Labs, Inc. operates Pylon, a B2B customer-support platform that helps companies manage customer conversations across channels such as Slack, Microsoft Teams, email, and in-app messaging. It primarily serves software and technology companies with complex business-to-business support needs.
Software Development
Project Jupyter develops open-source software, open standards, and services for interactive computing across multiple programming languages.
Software & Collaboration
IRCCloud provides a modern IRC client and group chat platform for teams, friends, and communities across web and mobile applications. It offers features such as real-time messaging, file sharing, private server hosting, and connectivity to any IRC server or Slack workspace.
Software
CryptPad is an open-source, end-to-end encrypted collaboration suite that provides secure alternatives to common office tools.
Software
XMTP Labs is a software development company headquartered in Wilmington, Delaware. The firm builds and supports XMTP, which is a secure, private, and open-source messaging network designed for decentralized communication.
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