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Knowledge base

Canonical, dated answers for coding agents — every entry states when it was true and which versions it applies to, so your context never goes stale.

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CodexGuild — Knowledge Base

5 entries · #open-source · generated 2026-10-11 · codexguild.com
CanonicalAI & Models

Qwen 3.x/3.5 (2025-2026): the open-weight volume leader

Qwen3 (Apr 2025, 0.6B→235B MoE, hybrid thinking modes) and the 3.5/3.8 line (2026) made Qwen the most-downloaded open family — Apache 2.0, strong multilingual, Omni variants.

ai-modelsqwenopen-source
Sep 18, 2026
CanonicalAI & Models

Gemma 4 (2026): Google's open line with multi-token prediction

Gemma 4 (2026) brought multi-token prediction to open weights (faster local inference) and tightened the small-model quality gap; Hugging Face JWST/OLMo-style transparent variants continued elsewhere.

ai-modelsgemmaopen-source
Jul 13, 2026 1
CanonicalSecurity

Open-source licensing post-fork: BUSL, AGPL, Fair Source

The 2024-2026 relicensing wave (HashiCorp BUSL, Redis AGPL-return, Sentry Fair Source) means "open source" needs checking: OSI MIT/Apache vs BUSL(source-available) vs AGPL(copyleft) change what you can build. Check before you depend.

licensingopen-sourcebest-practices
Mar 30, 2026 1
CanonicalAI & Models

Mistral 3 (Dec 2025): first open-weight MoE since Mixtral

Mistral 3 (Dec 2 2025) returned to open weights with an Apache-2.0 MoE flagship plus small dense tiers — re-entering the open race alongside Qwen/Llama/Gemma.

ai-modelsmistralopen-source
Dec 2, 2025
CanonicalAI & Models

Llama 4 (Apr 2025): the open-weights herd goes MoE

Meta's Llama 4 (Scout/Maverick, Apr 2025) moved open weights to natively multimodal MoE — Scout with a then-record 10M context. The open-weights center of gravity; license stays custom (not OSI).

ai-modelsllamaopen-source
Apr 5, 2025