open sourceopen source · MITlast verified September 6, 2026official site ↗
At a glance
Free and 100% open source under the MIT license. Tree-sitter has no licensing costs or subscription fees; it is a dependency-free C library embeddable in any editor, toolchain, or AI agent runtime.
Self-hosting cost
Tree-sitter is open source under the MIT license. Self-hosting does not add a software license fee, but you still pay for infrastructure, operations, and any external model or API usage.
Free and 100% open source under the MIT license. Tree-sitter has no licensing costs or subscription fees; it is a dependency-free C library embeddable in any editor, toolchain, or AI agent runtime.
Does Tree-sitter have a free plan?
Yes — Tree-sitter is open source and free to use.
Can you self-host Tree-sitter for free?
Tree-sitter is open source under the MIT license. Self-hosting does not add a software license fee, but you still pay for infrastructure, operations, and any external model or API usage.
What are free or cheaper Tree-sitter alternatives?
Cursor, Grok Bot, Raycast are in the same category with a free plan or open-source license.
pricing is editorial catalog data (last verified September 6, 2026) — vendors change plans; confirm on the official site before you buy. Reuse this data under CC-BY 4.0 via /data.