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Developer Tools

50 tools

Best Developer Tools

Best Developer Tools compared. Indie picks from founders building right now, plus the established options.

Indie picks 40

1

@ExpiryPing — SSL & domain expiry monitoring for agencies. No credentials. No agents. 5-min setup.

2

Digital trust infrastructure for controlled software delivery and asset verification

3

170+ free browser-based tools for PDFs, images, finance, and dev utilities.

4

OpenID Connect authentication and identity for AI agents

5

Crash and network monitoring built specifically for React Native apps

6

A local-first unified memory layer for all your AI agents

7

Per-Component i18n

8

Free public status page. The trust signal every SaaS footer should have.

9

100+ Free Online Tools for PDF, Image, Text & SEO

10

ReadyTab – turn your browser’s new tab into a focused productivity dashboard.

11

A local-first Markdown notebook with wiki-links, backlinks, and live preview

12

An open source system for coordinating and tracking coding agent work

13

Free portable image converter for Windows. No cloud. No installation.

14

Get a working Nginx or Apache config in seconds: reverse proxy, redirects, SSL and headers, tested on real servers.

15

Turn your web app into a desktop app. Native features, no lock-in, full ownership.

16

Complete AI cost metering proxy for tracking LLM API spending

17

Generate JSON/API payloads, temporary emails, UUIDs, passwords and realistic test data instantly for developer & tester

18

The voice infrastructure for AI agents

19

StorePulse: Monitor + AI Fixes

Your Shopify store's 24/7 AI debugging copilot

20

The Tool Empire

100% free browser based tools for developers, designers, writers and students

21

The observability layer for AI teams to trace, debug, and price every prompt

22

Domain Search King

AI suggests domains. 94% are taken. We don't.

23

AI codes. You stay in control.

24

Measured design specs for AI agents to build from real products

25

Monoid Analytics

Cookie-free web analytics built to convert for privacy-first sites

26

A local-first, open source notes app for Mac with Markdown and optional AI

27

One OpenAI-compatible API to connect global AI models at a discount

28

One mouse and keyboard for every computer across Mac and Windows

29

A programming language and IDE for rapid ESP32 prototyping.

30

Capture every page of any website at once

31

Unified asynchronous API for AI image, video, and audio generation with persistent storage

32

ship while you sleep

33

Local-first replay tool for debugging AI agents

34

Free, secure, client-side online tools for devs & students.

35

28 free PDF & image tools that never upload your files

36

Know your network. Fix your connection. Prove ISP issues

37

Record browser actions once, replay forever. No code needed.

38

Describe your app. GenvexAI builds it.

39

Twitter/X API for developers — no approval, pay-per-use

40

From RFQ to quote‑ready drawing data. Faster

Popular options 10

Docker packages applications into containers that run anywhere.

GitHub hosts code repositories with version control and collaboration tools.

GitLab

GitLab is a DevOps platform for source control, CI/CD, and collaboration.

Insomnia

Insomnia is an open source API client for testing and debugging requests.

Jira

Jira is an issue and project tracking tool for agile software teams.

Linear is an issue tracker and project management tool for software teams.

Postman is a platform for building, testing, and documenting APIs.

Raycast is an extensible launcher that speeds up developer workflows.

Sentry tracks errors and performance issues in production applications.

Warp

Warp is a modern terminal with AI and collaboration features for developers.