Open Source Developer Tools Apps

Discover the best open source developer tools for code management, testing, automation & more. Accelerate your projects with powerful utilities.

199 apps available

Apps in Developer Tools

TypeScript
98%
MIT

Kimi Code CLI

AI Agents · AI Code Assistants · Developer Tools

7,705

A single-binary, terminal-native coding agent that reads, edits, and runs code end to end, built by Moonshot AI for Kimi models but pluggable with Anthropic, OpenAI, and Google providers too.

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82
Repo Health
87
Technical
67
Dependency
Built with
TypeScript 98%
Updated 1 weeks ago
Python
86%
Apache 2.0

knowhere

AI Development · AI Memory · Developer Tools

3,541

Transform messy, unstructured documents into persistent, navigable memory that AI agents can actually use.

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82
Repo Health
75
Technical
66
Dependency
Built with
Python 86%
HTML 14%
Updated 2 weeks ago
Rust
84%
Apache 2.0

liteparse

Developer Tools

12,682

A fast, lightweight, open-source document parser that extracts spatial text, bounding boxes, and Markdown from PDFs and Office files — entirely on your machine.

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82
Repo Health
80
Technical
74
Dependency
Built with
Rust 84%
Updated 2 weeks ago
C#
95%
Apache 2.0

OfficeCLI

AI Agents · Developer Tools · Productivity

31,309

A single-binary CLI that gives AI agents full read/write control over Word, Excel, and PowerPoint files — no Office installation, no dependencies, and a built-in HTML/PNG renderer that closes the render-look-fix loop.

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82
Repo Health
82
Technical
96
Dependency
Built with
C# 95%
Updated 1 weeks ago
Go
66%
Apache 2.0

open-code-review

Developer Tools · Devops

42,000

The AI code review agent born at Alibaba's scale — combining deterministic engineering with LLM intelligence for precise, token-efficient reviews.

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82
Repo Health
83
Technical
80
Dependency
Built with
Go 66%
JavaScript 13%
TypeScript 11%
Updated 2 weeks ago
TypeScript
93%
MIT

open-seo

Developer Tools · Marketing

21,424

Pay-as-you-go open source SEO platform with MCP integration — keyword research, rank tracking, backlinks, site audits, and AI brand visibility in one self-hosted tool.

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82
Repo Health
79
Technical
77
Dependency
Built with
TypeScript 93%
Updated 2 weeks ago
TypeScript
96%
MIT

OpenWiki

Developer Tools

16,824

A LangChain-built CLI that writes and maintains codebase documentation automatically — generates an initial wiki, refreshes it as the repo changes, and can open a daily PR of documentation updates via GitHub Actions.

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82
Repo Health
66
Technical
87
Dependency
Built with
TypeScript 96%
Updated 1 weeks ago
TypeScript
64%
MIT

web-check

Developer Tools · Security

34,938

All-in-one OSINT dashboard that dissects any website's IP, SSL, DNS, headers, cookies, ports, trackers, and more in a single scan.

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82
Repo Health
75
Technical
71
Dependency
Built with
TypeScript 64%
JavaScript 24%
Updated 1 weeks ago
JavaScript
94%
MIT

Another Redis Desktop Manager

Databases · Developer Tools

34,787

Fast, stable Redis GUI with cluster, SSH, and massive key support

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81
Repo Health
56
Technical
67
Dependency
Built with
JavaScript 94%
Updated 1 months ago
TypeScript
96%
MIT

deepseek-harness

AI Agents · AI Development · Developer Tools

237,945

An open-source, plugin-based agent harness from DeepSeek AI that runs coding and automation agents across web, desktop, CLI, and SDK surfaces.

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81
Repo Health
89
Technical
74
Dependency
Built with
TypeScript 96%
Updated 1 weeks ago
TypeScript
92%
Apache 2.0

Apache Maka

AI Agents · AI Development · Developer Tools

5,668

An Apache-incubated agent workspace that treats every model call, tool run, and permission decision as an append-only, replayable event log instead of disposable chat history.

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81
Repo Health
85
Technical
81
Dependency
Built with
TypeScript 92%
Updated 1 weeks ago
Python
63%
Apache 2.0

otari

AI Development · Developer Tools

494

A self-hosted, OpenAI-compatible LLM gateway that puts one endpoint in front of 40+ providers, with virtual API keys, per-user budgets enforced before spend, and full usage tracking.

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81
Repo Health
88
Technical
77
Dependency
Built with
Python 63%
TypeScript 35%
Updated 1 weeks ago
TypeScript
94%
Apache 2.0

flue

AI Agents · Developer Tools

8,383

Build autonomous AI agents and powerful workflows with a programmable TypeScript harness that gives any model sessions, tools, sandboxes, and durable execution.

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80
Repo Health
82
Technical
70
Dependency
Built with
TypeScript 94%
Updated 2 weeks ago
Python
90%
MIT

Cronboard

Developer Tools · Devops

1,456

A keyboard-driven terminal dashboard for managing cron jobs on local machines and remote servers via SSH.

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79
Repo Health
74
Technical
75
Dependency
Built with
Python 90%
Updated 2 weeks ago
Python
100%
MIT

hyperresearch

AI Agents · Developer Tools · Knowledge Management

3,691

A tier-adaptive 16-step deep research pipeline for Claude Code that produces adversarially-audited reports with full source provenance, backed by a persistent, searchable vault.

View details
79
Repo Health
85
Technical
72
Dependency
Built with
Python 100%
Updated 2 weeks ago

About Developer Tools

Developer tools encompass a wide range of applications designed to assist software professionals throughout the entire development lifecycle. These solutions streamline workflows, improve code quality, and accelerate project delivery.

Typical features within this category include version control systems for collaborative code management, integrated development environments (IDEs) offering code completion and debugging capabilities, testing frameworks for automated quality assurance, and build automation tools to package and deploy applications. Furthermore, you’ll find utilities for code analysis, profiling, documentation generation, and project management.

Developer tools address common challenges such as code complexity, testing bottlenecks, deployment errors, and collaboration difficulties. They help teams write cleaner, more reliable code faster, reduce time-to-market for new features, and improve overall software quality. Efficient developer tools are crucial for any modern software project looking to remain competitive and scalable.

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