Developer tools apps

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Every developer tools apps listed on SpacerrApps, 64 of them so far, each written up in plain language from what the person who built it told us.

SpacerrXFeatured169 clicks

Everything you need to grow and monetize on X, brought together in one extension that works directly inside X.com in your own voice, ban-safe, and completely free to start.

Communication, Social

Easy ScaleFeatured168 clicks

Ask an AI which tool to buy and it names three companies. EasyScale finds the questions where yours is missing, publishes the content that fixes it, and tracks it.

Marketing, Analytics, Automation

URLzio Shortener

Shorten links with image preview instantly. URLzio is a free image URL shortener that makes your links look like real websites & increases click through rates.

Marketing, Developer tools, SEO

ClawBench14 clicks

Benchmark AI agents on SWE-Bench Verified, Terminal Bench, Web Tasks, SkillsBench, and ClawBench Entry Test with live traces, public leaderboards, and self-improvement loops.

Developer tools, AI, Analytics

Vynaris

Hosted uncensored Qwen3.8-27B, DeepSeek-V4-Flash-0731, and Qwen3.6-35B-A3B for authorized security research.

AI, Security, Developer tools

Base202621 clicks

Search reviewed expert-video insights with creator attribution and original-source context.

Open source, Productivity, Developer tools

MirrorFly Chat API14 clicks

MirrorFly is a customizable Chat API and SDK platform with 1,000+ features, AI tools, full source code, and cloud, self-hosted, or on-premise deployment.

Developer tools, Communication, Open source

Ideavibes AI7 clicks

Our continuous iteration engine protects you from AI slop, gets your product live, and makes it better as your business grows.

Developer tools, Productivity, AI

Uplint2 clicks

Uplint is the trust layer for incoming data. Validate files, detect blank content, scan for malware, and log every upload - all in one API call. Free tier available.

Developer tools, Security, No-code

Campus16 clicks

Campus brings your repository, terminal, project knowledge, conversations, and AI agent work into one shared workspace, keeping teams and agents in context without searching across scattered tools.

Developer tools, Productivity, Communication

Arb3a BalootFeatured94 clicks

Baloot is the classic Gulf card game: four players in two facing teams, a mix of wit, strategy and prediction. Every round is a battle of minds: read your opponent's hand, trust your partner, win.

Games, Mobile

MBASON AI8 clicks

Helping job seekers build stronger applications and employers connect with the right talent. Resume tools, interview practice, career insights, and hiring solutions.

Productivity, AI, Developer tools

Shove13 clicks

Shove (shove.lol) is a public pay-to-rank leaderboard. Paste a URL, pay in whole dollars, and sit on the board. You pay more, you shove them off #1.

Marketing, Developer tools, Productivity

Imgfree14 clicks

Turn text into images for free — Imgfree 1.0 is free and unlimited, no credits. Also use GPT-Image, Midjourney, Nano Banana and Flux, plus AI video, all in one place.

Developer tools, Productivity, Design

DNSNotify11 clicks

Monitoring for DNS records, nameservers, SSL certificates and domain registration. An email the moment anything changes.

Developer tools, Security, Utilities

Rome1 clicks

Rome is an open-source agentic OS where humans and AI agents collaborate. Agents build apps, SOPs, and workflows under your guidance — and everything persists, so each capability raises the ceiling.

AI, Developer tools, Productivity

100% Free Email Verifier by Craften15 clicks

Industrial-grade software tools for modern businesses. Built for scale, designed for developers.

Marketing, Developer tools, AI

CanvasKeep19 clicks

A diagramming tool built on Excalidraw with saved projects, nested folders, and version history — so you never lose a diagram.

Design, Developer tools, Productivity

Replace.so

Browse reviewed open-source tools and find self-hostable software alternatives that fit how you work.

Developer tools, Open source, Data

Localdock36 clicks

A menu bar app that gives your localhost a real address inside your wifi or even whole network

Developer tools, Productivity

Operio AI38 clicks

Operio is an AI-native QA automation platform with plain-English test creation, self-healing execution, automated runs.

Developer tools, AI, No-code

Aishe12 clicks

A standalone assistant with voice input/output, persistent memory, tool calling, and live voice conversation — all from your terminal, telegram.

Developer tools, Productivity, AI

Durrun30 clicks

Durrun gives developers ready-to-use API integration code across popular providers and programming languages, helping them integrate faster and spend less time on setup.

Developer tools, Productivity, No-code

DevGlobe40 clicks

Discover and compare 26,000+ open-source developers by expertise, location, language, rankings, and contributions on DevGlobe.

Developer tools, AI, Social

Radon28 clicks

Self-hosted auth for Node. Any database, any email provider, 50 OAuth providers. No per-MAU pricing, no lock-in.

Developer tools, Productivity, Open source

List Maro43 clicks

List Maro is a makers-first SaaS directory. Paste your product URL and we build the listing page for you — a human reviews every submission before it goes live, usually within 48 hours.