PostCSS is a tool to transform styles with JS plugins. By @sitnikcode and @evilmartians.

Joined November 2014
Huge thanks to @atlas_cloud_ai for supporting our work with $100/month! 😍️ They are building a multimodal AI inference platform that gives developers a single API for video generation, image generation, and LLMs. atlascloud.ai/?utm_source=tw…
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Do you want to create popular open source like PostCSS? The creator of PostCSS, @sitnikcode, wrote 2 posts with lessons from creating PostCSS. evilmartians.com/chronicles/… evilmartians.com/chronicles/…
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Big thanks to @warpdotdev for sponsoring PostCSS! Warp is the agentic development environment, built for coding with multiple AI agents. warp.dev
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PostCSS 8.5.2 was released. Romain Menke fixed rules position to polish Stylelint DX. Consider supporting him since he does a lot for CSS tooling as postcss-preset-env (CSS polyfills) maintainer: github.com/sponsors/romainme… Just check how much he does: romainmenke.com
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PostCSS 8.5 was released with a small feature for using PostCSS to parse styles in HTML, Vue/Svelte components, CSS-in-JS. github.com/postcss/postcss/r…
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PostCSS 8.4.48 was released. @romainmenke fixed position calculation in error/warnings method. It will fix @stylelint reports in some cases. github.com/postcss/postcss/i… Release’s alchemist by Jacopo de’Barbari.
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Thanks to @cocopon for supporting webdev ecosystem! They donated $181 to PostCSS support at our Open Collective. It is really important for us. opencollective.com/postcss
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PostCSS 8.4.40 was released with types fixes for Sass team. They are working for PostCSS compatibility for Sass indent syntax. github.com/sass/dart-sass/is… Release’s alchemists by @Tanjiu9.
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PostCSS 8.4.39 was released with types fix by @romainmenke github.com/postcss/postcss/p… Release’s alchemist by Pieter Coecke.
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Maintaining a large open source project often feels like unpaid work that big companies pressure you to do. The victory in competition hardly justifies all the time you invest. Each “competitor” is simply another person who will work in your place.
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