1
MolView
molview.orgAlso covers technology · same kind of website
MolView lets users search chemical compounds and access molecular viewing and chemistry information.
Alternatives
The Best OrgSyn Alternatives in 2026
24 alternatives4 free · 0 open source
Looking for something like OrgSyn? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 4 are free or have a free plan.
Organic Syntheses publishes reliable methods for preparing organic compounds.
Top picks at a glance
First suggestionMolViewMolView lets users search chemical compounds and access…Free or freemium optionMathNetMathNet lets users browse and search more than 30,000…Another optionHSC Maths By TopicHSC Maths By Topic organizes mathematics material by…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | MolView | — | Not stated | Web |
| 2 | HSC Maths By Topic | — | Not stated | Web |
| 3 | FlowingData | — | Not stated | Web |
| 4 | Emergency Medicine Cases | — | Not stated | Web |
| 5 | AerospaceWeb | — | Not stated | Web |
| 6 | Math is Fun | — | Not stated | Web |
| 7 | Red Blob Games | — | Not stated | Web |
| 8 | Bartosz Ciechanowski | — | Not stated | Web |
| 9 | New Data Scientist | — | Not stated | Web |
| 10 | OpenFOAM | — | Not stated | Linux, macOS, Web |
All OrgSyn alternatives
2
HSC Maths By Topic
hscmathsbytopic.firsteducation.com.auAlso covers technology · same kind of website
HSC Maths By Topic organizes mathematics material by subject area for students preparing for HSC courses.
3
FlowingData
flowingdata.comAlso covers technology · same kind of website
FlowingData publishes articles, projects, and learning resources about data visualization and statistics.
4
Emergency Medicine Cases
emergencymedicinecases.comAlso covers technology · same kind of website
Emergency Medicine Cases publishes free online medical education cases and clinical learning resources.
5
AerospaceWeb
aerospaceweb.orgAlso covers technology · same kind of website
AerospaceWeb publishes reference material on aviation, space, design and engineering.
6
Math is Fun
mathsisfun.comAlso covers technology · same kind of website
Math is Fun publishes math lessons, puzzles, games, worksheets and an illustrated dictionary for children, teachers and parents.
7
Red Blob Games
redblobgames.comAlso covers technology · same kind of website
Red Blob Games publishes interactive tutorials and visual explanations of mathematics and algorithms.
8
Bartosz Ciechanowski
ciechanow.skiAlso covers technology · same kind of website
Bartosz Ciechanowski publishes interactive articles about science and engineering, including a feature on the Moon.
9
New Data Scientist
newdatascientist.blogspot.comAlso covers technology · same kind of website
The Aspirational Data Scientist blog publishes data science commentary, course reviews, and career posts.
10
OpenFOAM
openfoam.orgAlso covers technology · same kind of website
OpenFOAM publishes news and access to its computational fluid dynamics software, including release and patch notes.
11
Sciencenotes
sciencenotes.orgAlso covers technology · same kind of website
Science Notes publishes updates about periodic tables and science projects.
12
Also covers technology · same kind of website · free
MathNet lets users browse and search more than 30,000 Olympiad-level problems from 47 countries in 17 languages.
13
EMRap
emrap.org/hdAlso covers technology · same kind of website
EMRap provides medical education resources including courses, procedures, imaging, and videos.
14
Also covers technology · same kind of website · free
Passmedicine offers online revision for the 2026 UCAT, with resources for exam preparation.
15
Wiki
wiki.openrocket.infoAlso covers technology · same kind of website
The OpenRocket wiki provides collaboratively written documentation for the open-source model rocket simulator.
16
ThrustCurve
thrustcurve.orgAlso covers technology · same kind of website
ThrustCurve provides model and high-power hobby rocket motor data, including manufacturer specifications and certified performance.
17
Data Science Course By IBM
skillsbuild.org/students/course-catalog/data-s…Also covers technology · same kind of website
IBM SkillsBuild provides free AI and technology teaching resources, including lesson plans, educator training, and toolkits.
18
OneZoom
onezoom.orgAlso covers technology · same kind of website
OneZoom lets visitors browse an interactive tree of life, with suggested starting points for groups of organisms.
19
Wikispecies
species.wikimedia.orgAlso covers technology · same kind of website
The Wikispecies project lets visitors browse and contribute information about species through its online reference pages.
20
Periodic Table App
periodictableapp.comAlso covers technology · same kind of website
Periodic Table App lets users search chemical elements and view properties in an interactive periodic table.
21
Also covers technology · same kind of website · free
Outerzone lets visitors search and browse plans for model aircraft, including its catalog of more than 16,000 plans.
22
Also covers technology · same kind of website · free
Sectional Anatomy presents CT and MRI sectional anatomy resources for body regions including chest, abdomen, head, and wrist.
23
PC Progress
pc-progress.comAlso covers technology · same kind of website
PC Progress provides website account and information resources for visitors and general users.
24
Marine Biodiversity
marinebiodiversity.org.bdAlso covers technology · same kind of website
The Marine Biodiversity Portal of Bangladesh provides information about marine species and ecosystems in the country.
No alternatives match this filter.
Alternatives to similar tools
MathNet24 alternativesPassmedicine24 alternativesOneZoom24 alternativesEMRap24 alternativesWiki24 alternativesThrustCurve24 alternatives
What is the best alternative to OrgSyn?
Based on features, tags and platforms, the closest alternatives to OrgSyn are MolView, HSC Maths By Topic, and FlowingData.
Is there a free alternative to OrgSyn?
Yes. MathNet, Passmedicine, and Outerzone are free or offer a free plan.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative