Latest Open Source Tools & Software

Tonkatsu Box

Track games, movies, anime, manga, and books in one place

Stars
396
Forks
15
Last commit
4 hours ago

Cross-platform collection manager for retro games, movies, TV shows, anime, manga, visual novels, and books with tier lists, visual boards, and import/export.

Open Source Alternative to:

TV Time

SeriesGuide

Track your TV shows and movies on Android

Stars
2,126
Forks
414
Last commit
7 hours ago

Android app for tracking TV shows and movies you're watching, have watched, or plan to watch, powered by TMDb data.

Open Source Alternative to:

TV Time

Showly

Track TV shows and movies, synced with Trakt.tv

Stars
1,422
Forks
90
Last commit
21 days ago

Android and iOS app for tracking TV shows and movies, managing watchlists, and syncing viewing history with Trakt.tv across devices.

Open Source Alternative to:

TV Time

Paralino

End-to-end encrypted location sharing for groups

Stars
31
Forks
1
Last commit
7 days ago

Share your real-time location with family and friends using end-to-end encryption, geofence alerts, travel history, and multi-device tracking.

Open Source Alternative to:

Google Location Sharing

FluidVoice

On-device voice dictation for macOS with adaptive AI

Stars
8,020
Forks
495
Last commit
20 hours ago

Free, open-source macOS dictation app that transcribes speech locally, polishes output with an on-device AI model, and adapts tone to whichever app you're typing into.

Open Source Alternative to:

Wispr Flow

Orca

Run multiple AI coding agents in parallel, side by side

Stars
19,748
Forks
1,541
Last commit
4 hours ago

Agent Development Environment that runs Claude Code, Codex, Gemini, and other CLI agents in parallel across isolated git worktrees, with terminals, browser, diff review, and git tools built in.

Open Source Alternative to:

Warp

Hermes Agent

Desktop AI agent with persistent memory across platforms

Stars
215,352
Forks
40,142
Last commit
4 hours ago

Cross-platform desktop agent from Nous Research that connects to Telegram, Discord, Slack, WhatsApp, and more, with persistent memory, scheduling, and isolated sandboxing.

Open Source Alternative to:

Zo Computer

itsnotes

Self-hosted sticky notes with better organization

Stars
25
Forks
0
Last commit
5 days ago

A self-hosted, open-source note-taking app that keeps the Google Keep sticky-note feel while adding folders, timelines, list views, and import support.

Open Source Alternative to:

Google Keep

GitComet

Fast, local-first Git GUI built in Rust

Stars
603
Forks
19
Last commit
1 day ago

Open source Git GUI for Linux, macOS, and Windows, built in Rust for speed on large repositories with full diff, merge, and history tooling.

Open Source Alternative to:

GitKraken

MonoGame

Free, open-source framework for cross-platform game development

Stars
14,154
Forks
3,084
Last commit
6 hours ago

Build games in C# that run on Windows, macOS, Linux, iOS, Android, and major consoles. No royalties, no subscriptions, no runtime fees.

Open Source Alternative to:

Unreal Engine

Infinite

Unified marketing data layer you own and query locally

Stars
15
Forks
1
Last commit
12 days ago

Self-hosted runtime that pulls GA4, Meta Ads, PostHog, Stripe, and X into a local-first data layer you control, with no data leaving your machine.

Open Source Alternative to:

Tableau

Synara

Code with Claude, Codex, Gemini, and more in one workspace

Stars
1,259
Forks
164
Last commit
4 hours ago

Desktop coding workspace that connects to AI subscriptions you already have, with parallel agents, worktrees, one-click PRs, and multi-project management.

Open Source Alternative to:

Claude Code

Workbench

Inspect, debug, and replay BullMQ queues visually

Stars
417
Forks
43
Last commit
1 month ago

Desktop app and embeddable dashboard for BullMQ that shows live queue metrics, job runs, FlowProducer graphs, and scheduler status without touching Redis directly.

Open Source Alternative to:

bull-board

pi

Minimal terminal coding agent you can fully customize

Stars
71,366
Forks
8,792
Last commit
6 hours ago

Terminal-based coding agent with a minimal core, 15+ LLM providers, tree-structured session history, and a TypeScript extension system for building your own workflows.

Open Source Alternative to:

Claude Code

Latitude

Full observability for AI agents in production

Stars
4,435
Forks
358
Last commit
4 hours ago

Open-source platform for monitoring AI agents: captures traces, surfaces failure patterns, alerts on issues, and helps you verify fixes with automated evals.

Open Source Alternative to:

LangSmith

Windshift

Self-hosted project management with boards and test tracking

Stars
29
Forks
2
Last commit
24 hours ago

Self-hosted, open-source project management tool with boards, milestones, portals, time tracking, and test management on your own infrastructure.

Open Source Alternative to:

Linear

TryPost

Schedule posts to every major social network, self-hosted

Stars
396
Forks
84
Last commit
2 days ago

Plan, schedule, and auto-publish social media content across 10+ networks with a visual calendar, AI captions, team approvals, and self-hosting support.

Open Source Alternative to:

Buffer

Grepture

Trace, evaluate, and protect every LLM call in one SDK

Stars
7
Forks
0
Last commit
19 days ago

An AI gateway that sits on the request path to handle PII redaction, prompt injection blocking, tracing, evals, and cost tracking for OpenAI, Anthropic, and Gemini.

Open Source Alternative to:

Vercel AI Gateway

s&box

Build and play games inside a game engine that runs live

Stars
6,359
Forks
642
Last commit
4 hours ago

A game creation platform built on Valve's Source 2 engine, letting you build, share, and play games without leaving the environment.

Open Source Alternative to:

Unreal Engine

Pullfrog

AI agent workflows built natively into GitHub

Stars
822
Forks
45
Last commit
21 hours ago

An open-source GitHub bot that runs AI agents to review PRs, triage issues, fix CI failures, and ship code using any LLM provider.

Open Source Alternative to:

CodeRabbit

OpenShot

Free, cross-platform video editor that's easy to learn

Stars
6,066
Forks
732
Last commit
17 days ago

A free, open-source video editor for Linux, Mac, and Windows with animation, effects, multi-track editing, and 3D title rendering.

Open Source Alternative to:

CapCut

Tolaria

Local-first, Git-native personal knowledge base with AI

Stars
18,677
Forks
1,274
Last commit
11 hours ago

A free, open source note-taking app built on plain Markdown files, Git version control, and direct AI model integration. No account required.

Open Source Alternative to:

Obsidian

Ethora

Messaging SDK with AI agents for web, iOS, and Android

Stars
542
Forks
110
Last commit
8 hours ago

Build branded chat apps with AI agents, group messaging, document exchange, and digital wallets using React and React Native components.

Open Source Alternative to:

Stream

AgentMail

Email inbox API built for AI agents and workflows

Stars
37
Forks
15
Last commit
14 hours ago

Provides AI agents with real email inboxes via REST API. Create inboxes instantly, send and receive messages, search threads, and handle attachments programmatically.

Quiet

Serverless team chat over Tor, no phone number needed

Stars
2,619
Forks
143
Last commit
6 hours ago

Quiet is a peer-to-peer messaging app that syncs messages directly between devices over Tor, with no central server, no phone number required, and no metadata leaks.

Open Source Alternative to:

Discord

Deepnote

Python, SQL, and AI in a collaborative data notebook

Stars
2,953
Forks
199
Last commit
4 hours ago

Deepnote is an open-source collaborative notebook for data analysts and scientists, combining Python, SQL, AI assistance, and live sharing in one cloud platform.

Open Source Alternative to:

Tableau

IronCalc

A spreadsheet engine you can embed, self-host, or run in the browser

Stars
3,995
Forks
155
Last commit
11 hours ago

IronCalc is an open-source, Rust-powered spreadsheet engine with .xlsx support, 300+ functions, and bindings for JavaScript and Python.

Open Source Alternative to:

Microsoft Excel

Zen

System-wide ad-blocking and privacy protection, no extensions needed

Stars
4,091
Forks
132
Last commit
23 hours ago

Free, open-source desktop app that blocks ads, trackers, and surveillance scripts across all browsers and apps on Windows, macOS, and Linux.

Open Source Alternative to:

NextDNS

ezBookkeeping

Lightweight self-hosted bookkeeping with AI receipt scanning

Stars
5,226
Forks
597
Last commit
2 days ago

A privacy-first personal finance app with two-level accounts, multi-currency support, AI receipt recognition, and broad data import from formats like GnuCash and Firefly III.

Open Source Alternative to:

YNAB

OpenStack

Open source cloud infrastructure trusted at massive scale

Stars
5,976
Forks
1,625
Last commit
4 hours ago

OpenStack manages compute, storage, and networking across VMs, bare metal, and containers via APIs or a dashboard. Trusted by Walmart, China Mobile, and more.

Open Source Alternative to:

Google Cloud

Prismical

Transcribe meetings and voice notes with local AI, no bots required

Stars
42
Forks
5
Last commit
2 months ago

Free, open-source AI note-taker that transcribes meetings and voice notes locally using Whisper and Parakeet. Works on Mac, Windows, and mobile without invasive bots.

Open Source Alternative to:

Granola

Dub Partners

Affiliate marketing platform built for SaaS companies

Stars
24,032
Forks
3,125
Last commit
4 hours ago

Run affiliate, influencer, and referral programs with flexible reward structures, real-time attribution, and automated global payouts.

Open Source Alternative to:

Affonso

GreptimeDB

Unified observability database for metrics, logs, and traces

Stars
6,471
Forks
506
Last commit
9 hours ago

Cloud-native observability database unifying metrics, logs, and traces with sub-second queries, 50x cost reduction, and seamless OpenTelemetry integration.

Woodpecker CI

Simple yet powerful CI/CD engine with great extensibility

Stars
7,441
Forks
617
Last commit
7 hours ago

Open-source CI/CD platform using Docker containers for pipeline execution. Create multiple workflows, extend with plugins, and enjoy free lifetime access.

Open Source Alternative to:

Jenkins

Wachd

AI-powered root cause analysis for on-call alerts, self-hosted and air-gapped

Stars
33
Forks
5
Last commit
3 days ago

Receive alerts from Grafana, Datadog, and Prometheus with AI-generated root cause analysis. Self-hosted on Kubernetes, fully air-gapped capable, Apache 2.0 licensed.

Open Source Alternative to:

Opsgenie

GDevelop

Create 2D and 3D games without coding, powered by AI assistance

Stars
24,789
Forks
1,459
Last commit
4 hours ago

Free, open-source game engine with visual event system, AI tutor, and one-click publishing to Steam, iOS, Android, and web platforms.

Open Source Alternative to:

Unreal Engine

Pipeshub

Enterprise workplace AI with data you own and control

Stars
3,026
Forks
470
Last commit
8 hours ago

Self-hostable enterprise AI platform that unifies business data across apps, powers a knowledge graph for cited answers, and lets teams build AI agents across their stack.

Open Source Alternative to:

Glean

Firefly III

Self-hosted personal finance manager with double-entry bookkeeping

Stars
24,041
Forks
2,226
Last commit
1 day ago

Track transactions, budgets, and accounts with a double-entry system, multi-currency support, rule engine, and REST API. Fully self-hostable.

Open Source Alternative to:

YNAB

EasyMonitor

Self-hosted uptime monitoring that runs on your hardware, not their servers

Stars
58
Forks
6
Last commit
2 months ago

Deploy your own uptime and performance monitoring with HTTP/ICMP checks, multi-region probes, and custom status pages. MIT licensed, runs on minimal hardware.

Open Source Alternative to:

Opsgenie

Mermaid

Text-based diagramming that renders in code and docs

Stars
89,240
Forks
9,112
Last commit
16 hours ago

Create flowcharts, sequence diagrams, Gantt charts, and more using a simple Markdown-like syntax that renders anywhere.

Open Source Alternative to:

Microsoft Visio

Multica

Project management for teams mixing humans and AI agents

Stars
40,625
Forks
5,109
Last commit
6 hours ago

Open-source platform that manages coding agents as team members, with task queues, skill libraries, runtime monitoring, and a unified activity feed.

Open Source Alternative to:

Humanloop

Mike

Open-source legal AI that law firms control and extend

Stars
3,953
Forks
1,244
Last commit
7 days ago

Self-hostable alternative to Harvey and Legora with document analysis, contract drafting, tabular review, and reusable workflows. Zero licensing costs, full data control.

Open Source Alternative to:

Legora

Tonkatsu Box

Track games, movies, anime, manga, and books in one place

Stars
396
Forks
15
Last commit
4 hours ago

Cross-platform collection manager for retro games, movies, TV shows, anime, manga, visual novels, and books with tier lists, visual boards, and import/export.

Open Source Alternative to:

TV Time

SeriesGuide

Track your TV shows and movies on Android

Stars
2,126
Forks
414
Last commit
7 hours ago

Android app for tracking TV shows and movies you're watching, have watched, or plan to watch, powered by TMDb data.

Open Source Alternative to:

TV Time

Showly

Track TV shows and movies, synced with Trakt.tv

Stars
1,422
Forks
90
Last commit
21 days ago

Android and iOS app for tracking TV shows and movies, managing watchlists, and syncing viewing history with Trakt.tv across devices.

Open Source Alternative to:

TV Time

Paralino

End-to-end encrypted location sharing for groups

Stars
31
Forks
1
Last commit
7 days ago

Share your real-time location with family and friends using end-to-end encryption, geofence alerts, travel history, and multi-device tracking.

Open Source Alternative to:

Google Location Sharing

FluidVoice

On-device voice dictation for macOS with adaptive AI

Stars
8,020
Forks
495
Last commit
20 hours ago

Free, open-source macOS dictation app that transcribes speech locally, polishes output with an on-device AI model, and adapts tone to whichever app you're typing into.

Open Source Alternative to:

Wispr Flow

Orca

Run multiple AI coding agents in parallel, side by side

Stars
19,748
Forks
1,541
Last commit
4 hours ago

Agent Development Environment that runs Claude Code, Codex, Gemini, and other CLI agents in parallel across isolated git worktrees, with terminals, browser, diff review, and git tools built in.

Open Source Alternative to:

Warp

Hermes Agent

Desktop AI agent with persistent memory across platforms

Stars
215,352
Forks
40,142
Last commit
4 hours ago

Cross-platform desktop agent from Nous Research that connects to Telegram, Discord, Slack, WhatsApp, and more, with persistent memory, scheduling, and isolated sandboxing.

Open Source Alternative to:

Zo Computer

itsnotes

Self-hosted sticky notes with better organization

Stars
25
Forks
0
Last commit
5 days ago

A self-hosted, open-source note-taking app that keeps the Google Keep sticky-note feel while adding folders, timelines, list views, and import support.

Open Source Alternative to:

Google Keep

GitComet

Fast, local-first Git GUI built in Rust

Stars
603
Forks
19
Last commit
1 day ago

Open source Git GUI for Linux, macOS, and Windows, built in Rust for speed on large repositories with full diff, merge, and history tooling.

Open Source Alternative to:

GitKraken

MonoGame

Free, open-source framework for cross-platform game development

Stars
14,154
Forks
3,084
Last commit
6 hours ago

Build games in C# that run on Windows, macOS, Linux, iOS, Android, and major consoles. No royalties, no subscriptions, no runtime fees.

Open Source Alternative to:

Unreal Engine

Infinite

Unified marketing data layer you own and query locally

Stars
15
Forks
1
Last commit
12 days ago

Self-hosted runtime that pulls GA4, Meta Ads, PostHog, Stripe, and X into a local-first data layer you control, with no data leaving your machine.

Open Source Alternative to:

Tableau

Synara

Code with Claude, Codex, Gemini, and more in one workspace

Stars
1,259
Forks
164
Last commit
4 hours ago

Desktop coding workspace that connects to AI subscriptions you already have, with parallel agents, worktrees, one-click PRs, and multi-project management.

Open Source Alternative to:

Claude Code

Workbench

Inspect, debug, and replay BullMQ queues visually

Stars
417
Forks
43
Last commit
1 month ago

Desktop app and embeddable dashboard for BullMQ that shows live queue metrics, job runs, FlowProducer graphs, and scheduler status without touching Redis directly.

Open Source Alternative to:

bull-board

pi

Minimal terminal coding agent you can fully customize

Stars
71,366
Forks
8,792
Last commit
6 hours ago

Terminal-based coding agent with a minimal core, 15+ LLM providers, tree-structured session history, and a TypeScript extension system for building your own workflows.

Open Source Alternative to:

Claude Code

Latitude

Full observability for AI agents in production

Stars
4,435
Forks
358
Last commit
4 hours ago

Open-source platform for monitoring AI agents: captures traces, surfaces failure patterns, alerts on issues, and helps you verify fixes with automated evals.

Open Source Alternative to:

LangSmith

Windshift

Self-hosted project management with boards and test tracking

Stars
29
Forks
2
Last commit
24 hours ago

Self-hosted, open-source project management tool with boards, milestones, portals, time tracking, and test management on your own infrastructure.

Open Source Alternative to:

Linear

TryPost

Schedule posts to every major social network, self-hosted

Stars
396
Forks
84
Last commit
2 days ago

Plan, schedule, and auto-publish social media content across 10+ networks with a visual calendar, AI captions, team approvals, and self-hosting support.

Open Source Alternative to:

Buffer

Grepture

Trace, evaluate, and protect every LLM call in one SDK

Stars
7
Forks
0
Last commit
19 days ago

An AI gateway that sits on the request path to handle PII redaction, prompt injection blocking, tracing, evals, and cost tracking for OpenAI, Anthropic, and Gemini.

Open Source Alternative to:

Vercel AI Gateway

s&box

Build and play games inside a game engine that runs live

Stars
6,359
Forks
642
Last commit
4 hours ago

A game creation platform built on Valve's Source 2 engine, letting you build, share, and play games without leaving the environment.

Open Source Alternative to:

Unreal Engine

Pullfrog

AI agent workflows built natively into GitHub

Stars
822
Forks
45
Last commit
21 hours ago

An open-source GitHub bot that runs AI agents to review PRs, triage issues, fix CI failures, and ship code using any LLM provider.

Open Source Alternative to:

CodeRabbit

OpenShot

Free, cross-platform video editor that's easy to learn

Stars
6,066
Forks
732
Last commit
17 days ago

A free, open-source video editor for Linux, Mac, and Windows with animation, effects, multi-track editing, and 3D title rendering.

Open Source Alternative to:

CapCut

Tolaria

Local-first, Git-native personal knowledge base with AI

Stars
18,677
Forks
1,274
Last commit
11 hours ago

A free, open source note-taking app built on plain Markdown files, Git version control, and direct AI model integration. No account required.

Open Source Alternative to:

Obsidian

Ethora

Messaging SDK with AI agents for web, iOS, and Android

Stars
542
Forks
110
Last commit
8 hours ago

Build branded chat apps with AI agents, group messaging, document exchange, and digital wallets using React and React Native components.

Open Source Alternative to:

Stream

AgentMail

Email inbox API built for AI agents and workflows

Stars
37
Forks
15
Last commit
14 hours ago

Provides AI agents with real email inboxes via REST API. Create inboxes instantly, send and receive messages, search threads, and handle attachments programmatically.

Quiet

Serverless team chat over Tor, no phone number needed

Stars
2,619
Forks
143
Last commit
6 hours ago

Quiet is a peer-to-peer messaging app that syncs messages directly between devices over Tor, with no central server, no phone number required, and no metadata leaks.

Open Source Alternative to:

Discord

Deepnote

Python, SQL, and AI in a collaborative data notebook

Stars
2,953
Forks
199
Last commit
4 hours ago

Deepnote is an open-source collaborative notebook for data analysts and scientists, combining Python, SQL, AI assistance, and live sharing in one cloud platform.

Open Source Alternative to:

Tableau

IronCalc

A spreadsheet engine you can embed, self-host, or run in the browser

Stars
3,995
Forks
155
Last commit
11 hours ago

IronCalc is an open-source, Rust-powered spreadsheet engine with .xlsx support, 300+ functions, and bindings for JavaScript and Python.

Open Source Alternative to:

Microsoft Excel

Zen

System-wide ad-blocking and privacy protection, no extensions needed

Stars
4,091
Forks
132
Last commit
23 hours ago

Free, open-source desktop app that blocks ads, trackers, and surveillance scripts across all browsers and apps on Windows, macOS, and Linux.

Open Source Alternative to:

NextDNS

ezBookkeeping

Lightweight self-hosted bookkeeping with AI receipt scanning

Stars
5,226
Forks
597
Last commit
2 days ago

A privacy-first personal finance app with two-level accounts, multi-currency support, AI receipt recognition, and broad data import from formats like GnuCash and Firefly III.

Open Source Alternative to:

YNAB

OpenStack

Open source cloud infrastructure trusted at massive scale

Stars
5,976
Forks
1,625
Last commit
4 hours ago

OpenStack manages compute, storage, and networking across VMs, bare metal, and containers via APIs or a dashboard. Trusted by Walmart, China Mobile, and more.

Open Source Alternative to:

Google Cloud

Prismical

Transcribe meetings and voice notes with local AI, no bots required

Stars
42
Forks
5
Last commit
2 months ago

Free, open-source AI note-taker that transcribes meetings and voice notes locally using Whisper and Parakeet. Works on Mac, Windows, and mobile without invasive bots.

Open Source Alternative to:

Granola

Dub Partners

Affiliate marketing platform built for SaaS companies

Stars
24,032
Forks
3,125
Last commit
4 hours ago

Run affiliate, influencer, and referral programs with flexible reward structures, real-time attribution, and automated global payouts.

Open Source Alternative to:

Affonso

GreptimeDB

Unified observability database for metrics, logs, and traces

Stars
6,471
Forks
506
Last commit
9 hours ago

Cloud-native observability database unifying metrics, logs, and traces with sub-second queries, 50x cost reduction, and seamless OpenTelemetry integration.

Woodpecker CI

Simple yet powerful CI/CD engine with great extensibility

Stars
7,441
Forks
617
Last commit
7 hours ago

Open-source CI/CD platform using Docker containers for pipeline execution. Create multiple workflows, extend with plugins, and enjoy free lifetime access.

Open Source Alternative to:

Jenkins

Wachd

AI-powered root cause analysis for on-call alerts, self-hosted and air-gapped

Stars
33
Forks
5
Last commit
3 days ago

Receive alerts from Grafana, Datadog, and Prometheus with AI-generated root cause analysis. Self-hosted on Kubernetes, fully air-gapped capable, Apache 2.0 licensed.

Open Source Alternative to:

Opsgenie

GDevelop

Create 2D and 3D games without coding, powered by AI assistance

Stars
24,789
Forks
1,459
Last commit
4 hours ago

Free, open-source game engine with visual event system, AI tutor, and one-click publishing to Steam, iOS, Android, and web platforms.

Open Source Alternative to:

Unreal Engine

Pipeshub

Enterprise workplace AI with data you own and control

Stars
3,026
Forks
470
Last commit
8 hours ago

Self-hostable enterprise AI platform that unifies business data across apps, powers a knowledge graph for cited answers, and lets teams build AI agents across their stack.

Open Source Alternative to:

Glean

Firefly III

Self-hosted personal finance manager with double-entry bookkeeping

Stars
24,041
Forks
2,226
Last commit
1 day ago

Track transactions, budgets, and accounts with a double-entry system, multi-currency support, rule engine, and REST API. Fully self-hostable.

Open Source Alternative to:

YNAB

EasyMonitor

Self-hosted uptime monitoring that runs on your hardware, not their servers

Stars
58
Forks
6
Last commit
2 months ago

Deploy your own uptime and performance monitoring with HTTP/ICMP checks, multi-region probes, and custom status pages. MIT licensed, runs on minimal hardware.

Open Source Alternative to:

Opsgenie

Mermaid

Text-based diagramming that renders in code and docs

Stars
89,240
Forks
9,112
Last commit
16 hours ago

Create flowcharts, sequence diagrams, Gantt charts, and more using a simple Markdown-like syntax that renders anywhere.

Open Source Alternative to:

Microsoft Visio

Multica

Project management for teams mixing humans and AI agents

Stars
40,625
Forks
5,109
Last commit
6 hours ago

Open-source platform that manages coding agents as team members, with task queues, skill libraries, runtime monitoring, and a unified activity feed.

Open Source Alternative to:

Humanloop

Mike

Open-source legal AI that law firms control and extend

Stars
3,953
Forks
1,244
Last commit
7 days ago

Self-hostable alternative to Harvey and Legora with document analysis, contract drafting, tabular review, and reusable workflows. Zero licensing costs, full data control.

Open Source Alternative to:

Legora

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