devenv

devenv 2.0: A Fresh Interface to Nix

Domen Kožar — Thu, 05 Mar 2026 00:00:00 +0000

devenv 2.0: A Fresh Interface to Nix

You type nix develop. The terminal fills with a single cryptic line: copying path, 47 of 312, 28.3 MiB, something s...

SecretSpec 0.7: Declarative Secret Generation

Domen Kožar — Mon, 09 Feb 2026 00:00:00 +0000

SecretSpec 0.7: Declarative Secret Generation

If you haven't tried SecretSpec yet, see [Announcing SecretSpec](announcing-secretspecs-declarative-secrets-...

devenv 1.11: Module changelogs and SecretSpec 0.4.0

Domen Kožar — Wed, 26 Nov 2025 00:00:00 +0000

devenv 1.11: Module changelogs and SecretSpec 0.4.0

devenv 1.11 brings the following improvements:...

devenv 1.10: monorepo Nix support with devenv.yaml imports

Domen Kožar — Tue, 07 Oct 2025 00:00:00 +0000

devenv 1.10: monorepo Nix support with devenv.yaml imports

devenv 1.10 brings new capabilities for ...

devenv 1.9: Scaling Nix projects using modules and profiles

Domen Kožar — Wed, 17 Sep 2025 00:00:00 +0000

devenv 1.9: Scaling Nix projects using modules and profiles

[Profiles][profiles] are a new way to organize and selectively activate parts of development e...

Closing the Nix Gap: From Environments to Packaged Applications for Rust

Domen Kožar — Fri, 22 Aug 2025 00:00:00 +0000

Closing the Nix Gap: From Environments to Packaged Applications for Rust

Should I use crate2nix, ...

devenv devlog: Processes are now tasks

Domen Kožar — Fri, 25 Jul 2025 00:00:00 +0000

devenv devlog: Processes are now tasks

Building on the task runner, devenv now exposes all processes as tasks named `devenv:processes:<n...

devenv 1.8: Progress TUI, SecretSpec Integration, Listing Tasks, and Smaller Containers

Domen Kožar — Tue, 22 Jul 2025 00:00:00 +0000

devenv 1.8: Progress TUI, SecretSpec Integration, Listing Tasks, and Smaller Containers

devenv 1.8 f...

Announcing SecretSpec: Declarative Secrets Management

Domen Kožar — Mon, 21 Jul 2025 00:00:00 +0000

Announcing SecretSpec: Declarative Secrets Management

We've supported .env integration for managing secrets, but...

devenv 1.7: CUDA Support, Enhanced Tasks, and MCP support

Domen Kožar — Thu, 03 Jul 2025 00:00:00 +0000

devenv 1.7: CUDA Support, Enhanced Tasks, and MCP support

devenv 1.7 brings several practical improv...

devenv 1.6: Extensible Ad-Hoc Nix Environments

Domen Kožar — Fri, 25 Apr 2025 00:00:00 +0000

devenv 1.6: Extensible Ad-Hoc Nix Environments

devenv 1.6 has been tagged, allowing you to:

Creat...

devenv 1.5: Overlays Support and Performance Improvements

Domen Kožar — Sun, 13 Apr 2025 00:00:00 +0000

devenv 1.5: Overlays Support and Performance Improvements

In this release, we're introducing a powerful Nix concept: overlays for modifying and extending ...

devenv 1.4: Generating Nix Developer Environments Using AI

Domen Kožar — Thu, 13 Feb 2025 00:00:00 +0000

devenv 1.4: Generating Nix Developer Environments Using AI

One of the main obstacles in using Nix for development environments is mastering the language i...

devenv is switching its Nix implementation to Tvix

Domen Kožar — Tue, 22 Oct 2024 00:00:00 +0000

devenv is switching its Nix implementation to Tvix

In February 2020, I went on a 16-day, 1200km moped trip across northern Thailand with a couple of frien...

devenv 1.3: Instant developer environments with Nix caching

Sander — Thu, 03 Oct 2024 00:00:00 +0000

devenv 1.3: Instant developer environments with Nix caching

Hot on the heels of the previous release of tasks, we're rel...

devenv 1.2: Tasks for convergent configuration with Nix

Domen Kožar — Tue, 24 Sep 2024 00:00:00 +0000

devenv 1.2: Tasks for convergent configuration with Nix

For devenv, our mission is to make Nix the ultimate tool for managing developer environments. Nix...

devenv 1.1: Nested Nix outputs using the module system

Domen Kožar — Wed, 11 Sep 2024 00:00:00 +0000

devenv 1.1: Nested Nix outputs using the module system

devenv 1.1 brings support for Nix outputs, ma...

devenv 1.0: Rewrite in Rust

Domen Kožar — Wed, 20 Mar 2024 00:00:00 +0000

devenv 1.0: Rewrite in Rust

We have just released devenv 1.0! 🎉

This is a rewrite of the CLI to ~~[Python](https://github.com/cachi...

devenv 0.6: Generating containers and instant shell activation

Domen Kožar — Thu, 02 Mar 2023 00:00:00 +0000

devenv 0.6: Generating containers and instant shell activation

After about two months of active development, I'm happy to announce [devenv 0.6](../../gett...

devenv 0.5

Domen Kožar — Thu, 22 Dec 2022 00:00:00 +0000

devenv 0.5

Highlights

devenv search now shows results from the options that can be set in devenv.nix:

![devenv search results](https://user-im...