Siftler Archives | josschuurmans.com

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Siftler Python CLI v0.1: now the prompt is also code

Post author:Jos Schuurmans
Post published: April 27, 2026
Post category:Collaborative filtering Curation Information recommendation Knowledge management Siftler
Post last modified: April 27, 2026
Reading time:4 mins read

Siftler started as an AI prompt. Now it is also a Python script. The same collaborative filtering algorithm, running locally on your computer. Persistent, deterministic, and free of AI.

AI image generated with Ideogram.

Releasing Siftler AI Prompt v0.1

Post author:Jos Schuurmans
Post published: March 26, 2026
Post category:AI Collaborative filtering Information recommendation Siftler
Post last modified: April 26, 2026
Reading time:3 mins read

Siftler is a collaborative filtering algorithm for information feeds that surfaces links your most trusted sources find worth reading, without profiling or engagement optimisation. Today I'm releasing the first public version of an AI prompt you can run in Claude. Open source, AGPL-3.0, on Codeberg.