Does YAML to TOML upload my file or text to Tool-You servers?

No. YAML to TOML runs in this browser tab. Files stay on the device. Limit note: Root object only. Arrays at the root fail. Stays in this tab.

Should I use YAML to JSON instead of YAML to TOML?

Use YAML to TOML when you need Parse YAML and emit TOML. Use YAML to JSON when you need Parse YAML into JSON. They share a category (Convert) but not the same job.

YAML to TOML

Parse YAML and emit TOML.

Loads YAML then smol-toml stringify. Unlike YAML to JSON this is TOML. Unlike JSON to TOML this starts from YAML, not JSON. Root must be an object, not an array. Stays in this tab.

What YAML to TOML does

Loads YAML then smol-toml stringify. Unlike YAML to JSON this is TOML. Unlike JSON to TOML this starts from YAML, not JSON. Root must be an object, not an array. Stays in this tab.

Practical limit for YAML to TOML: Root object only. Arrays at the root fail. Stays in this tab. That is why output can differ from heavy desktop Convert software. Read the tool-specific note again: Loads YAML then smol-toml stringify. Unlike YAML to JSON this is TOML. Unlike JSON to TOML this starts from YAML, not JSON. Root must be an object, not an array. Stays in this tab.

How to use YAML to TOML

Keep this tab on YAML to TOML (/yaml-to-toml). Pasting into the wrong Convert tool (for example YAML to JSON) changes the job.
Paste or type the input YAML to TOML expects. Path hint: yaml to toml. Parse YAML and emit TOML.
Apply the YAML to TOML action only. JSON to TOML is a different transform (Dump a JSON object as TOML.). Loads YAML then smol-toml stringify. Unlike YAML to JSON this is TOML. Unlike JSON to TOML this starts from YAML, not JSON. Root must be an object, not an array. Stays in this tab.
Copy the output of YAML to TOML if you need it elsewhere. Size/complexity still follows: Root object only. Arrays at the root fail. Stays in this tab.
If the text job is actually Parse YAML into JSON., leave YAML to TOML and open YAML to JSON.

When not to use YAML to TOML

Skip YAML to TOML when a neighbor tool matches better — start with YAML to JSON or JSON to TOML — or when the description already warns the job will fail. In the tool’s own words: Loads YAML then smol-toml stringify. Unlike YAML to JSON this is TOML. Unlike JSON to TOML this starts from YAML, not JSON. Root must be an object, not an array. Stays in this tab.

Questions about YAML to TOML

What does YAML to TOML do that other Convert pages on this site do not?: Loads YAML then smol-toml stringify. Unlike YAML to JSON this is TOML. Unlike JSON to TOML this starts from YAML, not JSON. Root must be an object, not an array. Stays in this tab. Short version: Parse YAML and emit TOML.
Does YAML to TOML upload my file or text to Tool-You servers?: No. YAML to TOML runs in this browser tab. Files stay on the device. Limit note: Root object only. Arrays at the root fail. Stays in this tab.
Should I use YAML to JSON instead of YAML to TOML?: Use YAML to TOML when you need Parse YAML and emit TOML. Use YAML to JSON when you need Parse YAML into JSON. They share a category (Convert) but not the same job.
What are the limits of YAML to TOML?: Root object only. Arrays at the root fail. Stays in this tab. Also: Loads YAML then smol-toml stringify. Unlike YAML to JSON this is TOML. Unlike JSON to TOML this starts from YAML, not JSON. Root must be an object, not an array. Stays in this tab.