--- title: "askimo vs leon" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/askimo-ai-askimo-vs-leon-ai-leon" tools: ["askimo-ai-askimo", "leon-ai-leon"] --- # askimo vs leon *GraphCanon updated Aug 13, 2026* ## Verdict Pick askimo when askimo is primarily Kotlin; leon is TypeScript; pick leon when leon is primarily TypeScript; askimo is Kotlin. [askimo](https://askimo.chat) reports 318 GitHub stars, 66 forks, and 19 open issues, last pushed Aug 13, 2026. [leon](https://getleon.ai) has 17k stars, 1.5k forks, and 109 open issues, last pushed Jul 27, 2026. Figures are from public GitHub metadata via [askimo's repository](https://github.com/askimo-ai/askimo) and [leon's repository](https://github.com/leon-ai/leon). | | [askimo](/tools/askimo-ai-askimo.md) | [leon](/tools/leon-ai-leon.md) | | --- | --- | --- | | Tagline | AI Client for chat, RAG, and agents with multi-provider model support. | Leon is your open-source personal assistant | | Stars | 318 | 17,388 | | Forks | 66 | 1,452 | | Open issues | 19 | 109 | | Language | Kotlin | TypeScript | | Adopt for | - | Leon is an open-source personal assistant built with TypeScript under the MIT license, designed for users who prioritize privacy and offline operation. | | Persona | - | - | | Runtime | - | - | | License | AGPL-3.0 | MIT | | Categories | AI Agents, Data & Retrieval | AI Agents | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [askimo](/tools/askimo-ai-askimo.md) | [leon](/tools/leon-ai-leon.md) | | --- | --- | --- | | Days since push | 0d | 1d | | Open issues (now) | 19 | 109 | | Full report | [trust report](/tools/askimo-ai-askimo/trust.md) | [trust report](/tools/leon-ai-leon/trust.md) | ## Decision facts: askimo - **Pricing:** unknown - The pricing information on the Askimo repository is not specified. ## Decision facts: leon - **Adopt for:** Leon is an open-source personal assistant built with TypeScript under the MIT license, designed for users who prioritize privacy and offline operation. ## Choose when ### Choose askimo if… - askimo is primarily Kotlin; leon is TypeScript. - License: askimo is AGPL-3.0, leon is MIT. - Pricing: The pricing information on the Askimo repository is not specified.. - Tags unique to askimo: agentic-workflow, ai-assistant, artificial-intelligence, chat-client. - Also covers Data & Retrieval. - Use for Kotlin developers who need to integrate chat and AI agents with multi-provider support including Claude, Codex, Gemini, and OpenAI. ### Choose leon if… - leon is primarily TypeScript; askimo is Kotlin. - License: leon is MIT, askimo is AGPL-3.0. - Tags unique to leon: ai-agent, speech-recognition, text-to-speech. - Use Leon if you need a personal assistant that operates offline, ensuring your data isn't sent to external servers without review. ## When NOT to use askimo - Avoid if you require a solution that supports languages other than Kotlin, as Askimo is exclusively built for Kotlin environments. - Not suitable if your project has strict licensing requirements and requires proprietary code, due to its AGPL-3.0 license which might impose restrictions. ## When NOT to use leon - Do not use Leon if you require extensive functionality provided by languages like Python or frameworks not supported by TypeScript. - Avoid Leon if your project strictly requires real-time internet connectivity, as it is optimized for offline operation which could limit certain networking features. ## Common questions ### What is the difference between askimo and leon? askimo: AI Client for chat, RAG, and agents with multi-provider model support.. leon: Leon is your open-source personal assistant. See the comparison table for live GitHub stats and shared categories. ### When should I choose askimo over leon? Choose askimo over leon when askimo is primarily Kotlin; leon is TypeScript; License: askimo is AGPL-3.0, leon is MIT; Pricing: The pricing information on the Askimo repository is not specified.; Tags unique to askimo: agentic-workflow, ai-assistant, artificial-intelligence, chat-client; Also covers Data & Retrieval; Use for Kotlin developers who need to integrate chat and AI agents with multi-provider support including Claude, Codex, Gemini, and OpenAI. ### When should I choose leon over askimo? Choose leon over askimo when leon is primarily TypeScript; askimo is Kotlin; License: leon is MIT, askimo is AGPL-3.0; Tags unique to leon: ai-agent, speech-recognition, text-to-speech; Use Leon if you need a personal assistant that operates offline, ensuring your data isn't sent to external servers without review. ### When should I avoid askimo? Avoid if you require a solution that supports languages other than Kotlin, as Askimo is exclusively built for Kotlin environments. Not suitable if your project has strict licensing requirements and requires proprietary code, due to its AGPL-3.0 license which might impose restrictions. ### When should I avoid leon? Do not use Leon if you require extensive functionality provided by languages like Python or frameworks not supported by TypeScript. Avoid Leon if your project strictly requires real-time internet connectivity, as it is optimized for offline operation which could limit certain networking features. ### Is askimo or leon more popular on GitHub? leon has more GitHub stars (17,388 vs 318). Stars measure visibility, not whether either tool fits your constraints. ### Are askimo and leon open source? Yes - both are open-source projects on GitHub (askimo: AGPL-3.0, leon: MIT). ### Where can I find alternatives to askimo or leon? GraphCanon lists graph-backed alternatives at [askimo alternatives](/tools/askimo-ai-askimo/alternatives) and [leon alternatives](/tools/leon-ai-leon/alternatives) ([askimo markdown twin](/tools/askimo-ai-askimo/alternatives.md), [leon markdown twin](/tools/leon-ai-leon/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/askimo-ai-askimo-vs-leon-ai-leon.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, askimo or leon? askimo: Very active. leon: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for askimo and leon? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [askimo trust report](/tools/askimo-ai-askimo/trust); [leon trust report](/tools/leon-ai-leon/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=askimo-ai-askimo`](/api/graphcanon/graph?tool=askimo-ai-askimo) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_