Show HN: MassCode – A local-first dev workspace, your data is plain Markdown

Category: devtools

Tags: developer-tools, snippet-manager, local-first

Score: 7.5/10 (Innovation: 7, Technical: 8, Documentation: 7, Utility: 8)

massCode is a local-first developer workspace that integrates snippets, notes, HTTP requests, math notebooks, drawings, and dev tools into a single desktop app, all stored as plain Markdown files. Its combination of multiple independent tools in one local, privacy-focused environment is an innovative approach compared to isolated tools like Postman or Obsidian. The project is technically complex with a custom desktop app, rich feature set, and good documentation, making it highly useful for developers who want a unified, offline workspace.

Target audience: backend devs

Repository: https://masscode.io/ · TypeScript · AGPL-3.0 · 6818 stars

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