Discover open source alternatives to popular software → OpenAlternative.co Curated by @piotrkulpinski
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OpenAlternative is a curated collection of the best open source alternatives to software that your business requires in day-to-day operations.
Discover open source alternatives to Slack, Notion, Mixpanel, Canva, Airable and many, many more
→ openalternative.co
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30,000 GitHub stars for Jitsi.
Private, secure video calls with no account needed. Runs in the browser, self-hosts on your own servers, or drops into any app.
@jitsinews is proof video calling doesn't need to trade privacy for convenience.
openalternative.co/jitsi
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Self-hosting a dozen apps but still typing a password into each one?
Pocket ID is an OIDC and OAuth 2.0 provider built for self-hosters: sign in with a passkey instead.
openalternative.co/pocket-id
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OpenCode just crossed 210,000 stars on GitHub.
@opencode is the AI coding agent that runs in your terminal, IDE, or desktop app, and connects to 75+ LLM providers without storing your code.
openalternative.co/opencode
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Most time trackers only work if you remember to hit start and stop.
ActivityWatch (@ActivityWatchIt) skips that. It logs your app and window activity on its own and keeps everything local. Free, open source, cross-platform.
openalternative.co/activityw…
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Most image editors are built for everything. Compositor is built for one thing: compositing on Mac.
Layers, masks, blend modes, filters, background removal, free and open source.
New on OpenAlternative 👇
openalternative.co/composito…
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VPNs hand out network access like a skeleton key. FireZone flips that to zero-trust: WireGuard speed, per-resource policies, and your identity provider deciding who gets in.
@firezonehq
openalternative.co/firezone
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Serving open LLMs usually means fighting memory and throughput at once.
vLLM (@vllm_project) fixes that: OpenAI-compatible API, broad model support, inference tuned for real hardware.
New on OpenAlternative 👇
openalternative.co/vllm
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Turn any song into a karaoke track: Nightingale strips out the vocals with AI, syncs the lyrics word by word, and scores your pitch as you sing.
openalternative.co/nightinga…
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Most AI agent platforms want your data in their cloud.
OpenBot runs inside your own infrastructure instead: document-grounded answers, computer use, and support for any AG-UI-compatible framework.
New on OpenAlternative 👇
openalternative.co/openbot
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OpenAlternative retweeted
20,000 stars is crazy.
And, we’re just getting started 🫡
OpenSEO just crossed 20,000 stars on GitHub.
A self-hosted answer to expensive SEO suites: keyword research, backlink analysis, rank tracking, competitor monitoring. MIT-licensed, no subscription.
openalternative.co/openseo
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Orca (@orca_build) just crossed 75,000 stars on GitHub.
It runs Claude Code, Codex, Gemini and other CLI agents in parallel, each in its own git worktree, with terminals, browser and diff review built in.
openalternative.co/orca
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OpenSEO just crossed 20,000 stars on GitHub.
A self-hosted answer to expensive SEO suites: keyword research, backlink analysis, rank tracking, competitor monitoring. MIT-licensed, no subscription.
openalternative.co/openseo
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Most QA suites break the moment your UI copy changes.
Hercules (@TestZeusAI) tests through that: an open-source agent that runs UI, API, security, accessibility and visual checks, zero code, zero upkeep.
openalternative.co/hercules
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Sentry pricing gets steep fast once your team scales.
GlitchTip runs the same SDKs, self-hosted, tracking errors, performance, and uptime without the bill.
New on OpenAlternative:
openalternative.co/glitchtip
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10,000 stars on GitHub for Sure.am.
An all-in-one personal finance app that tracks, optimizes, and grows your money through every stage of life. Ten thousand people trusted it enough to star it.
openalternative.co/sure-am
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Searching a few million rows is easy. Searching billions in real time without a huge bill is the hard part.
Quickwit (@quickwit_inc) is built for that: fast full-text search over massive datasets, with real-time indexing baked in.
openalternative.co/quickwit
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Illustrator has a subscription. Inkscape doesn't.
Free, cross-platform vector editor with Bezier curves, solid text tools, and support for nearly every file format designers need.
Just added to OpenAlternative
openalternative.co/inkscape
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90,000 stars on GitHub.
OpenCut is a video editor that runs entirely in the browser: no install, no account, no upload to someone else's server.
@opencutapp
openalternative.co/opencut
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50,000 stars on GitHub for ClickHouse.
A columnar database built to scan billions of rows in milliseconds, now the default answer whenever real-time analytics comes up.
@ClickhouseDB
openalternative.co/clickhous…
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AI agents forget everything between sessions.
Busabase (@busabase) gives them a shared database, knowledge base, and skills registry, with every change reviewed by a human first.
New on OpenAlternative 👇
openalternative.co/busabase
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