Best open-source developer command-line tools

Open-source developer tools: editors, frameworks, databases, API clients and backends.

Filters · 2 Developer tools, CLI

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Personal98Enterprise50

Purpose

AI & LLM tooling90Agents & frameworks31Local inference8RAG & vector DBs6Coding assistants43Evals & observability3Agent skills10MCP servers14Developer tools100Web frameworks5Databases & backends4Editors & IDEs6API tools2Self-hosted apps15Notes & docs8Automation13Data & analytics7Infra & DevOps34Security & identity28Communication1Media & photos8Design & creative2

Runs on

Web26Docker / self-host61Desktop53Mobile12CLI100Library / SDK179Extension / plugin10

License

Permissive79Copyleft8Source-available0Other / custom13

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Has live demo0Commit in last 90 days98

100 projects · showing 21–40

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O

OpenSpecFission-AI/OpenSpec

Spec-driven development for AI coding assistantsPersonalEnterpriseDeveloper toolsCoding assistantsCLI★ 71kMITcommit yesterday

83worth

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c

curlcurl/curl

Transfer data with URLsPersonalEnterpriseAPI toolsCLILibrary / SDK★ 43kcommit yesterday

83worth

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D

DuckDBduckdb/duckdb

In-process analytical SQL databasePersonalEnterpriseDatabases & backendsData & analyticsCLILibrary / SDK★ 42kMITcommit yesterday

83worth

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V

Vvlang/v

Simple, fast compiled languagePersonalDeveloper toolsCLI★ 38kMITcommit yesterday

83worth

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A

Arthasalibaba/arthas

Java diagnostic toolEnterpriseDeveloper toolsCLI★ 38kApache-2.0commit 5 days ago

83worth

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R

Repomixyamadashy/repomix

Pack a repository into one AI-friendly filePersonalDeveloper toolsCoding assistantsCLI★ 29kMITcommit 6 days ago

83worth

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y

yqmikefarah/yq

Command-line YAML, JSON and XML processorPersonalEnterpriseDeveloper toolsCLI★ 16kMITcommit 3 days ago

83worth

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l

lazygitjesseduffield/lazygit

Simple terminal UI for gitPersonalDeveloper toolsCLI★ 83kMITcommit 4 days ago

82worth

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S

Swiftswiftlang/swift

The Swift programming languagePersonalEnterpriseDeveloper toolsCLI★ 70kApache-2.0commit 20 hours ago

82worth

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M

Moletw93/Mole

Clean, uninstall and optimize your MacPersonalDeveloper toolsDesktopCLI★ 69kGPL-3.0commit 20 hours ago

82worth

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w

webpackwebpack/webpack

Module bundler for JavaScriptPersonalEnterpriseDeveloper toolsCLILibrary / SDK★ 66kMITcommit yesterday

82worth

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P

PocketBasepocketbase/pocketbase

Open-source backend in one filePersonalDatabases & backendsCLI★ 61kMITcommit 3 weeks ago

82worth

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B

Blackpsf/black

The uncompromising Python formatterPersonalEnterpriseDeveloper toolsCLI★ 42kMITcommit 2 days ago

82worth

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N

Nushellnushell/nushell

A new type of shellPersonalDeveloper toolsCLI★ 41kMITcommit yesterday

82worth

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p

pnpmpnpm/pnpm

Fast, disk-efficient package managerPersonalEnterpriseDeveloper toolsCLI★ 37kMITcommit yesterday

82worth

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Z

Zellijzellij-org/zellij

Terminal workspace with batteries includedPersonalDeveloper toolsCLI★ 36kMITcommit 3 days ago

82worth

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N

Node.jsnodejs/node

JavaScript runtime for servers and toolsPersonalEnterpriseDeveloper toolsCLI★ 122kcommit yesterday

81worth

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N

Neovimneovim/neovim

Hyperextensible Vim-based text editorPersonalEditors & IDEsCLI★ 103kcommit 23 hours ago

81worth

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P

Paketw93/Pake

Turn any webpage into a small desktop appPersonalDeveloper toolsDesktopCLI★ 62kGPL-3.0commit 4 days ago

81worth

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O

Open Code Reviewalibaba/open-code-review

Hybrid AI code review tool from AlibabaEnterpriseDeveloper toolsCoding assistantsCLI★ 43kApache-2.0commit 5 days ago

81worth

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Personal · 98Enterprise · 50